MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2fa81f4a4c64e5595c5d538062b4e8435e10fccd9f81b73c6ddf752b9ace38af. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 12


Intelligence 12 IOCs 3 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2fa81f4a4c64e5595c5d538062b4e8435e10fccd9f81b73c6ddf752b9ace38af
SHA3-384 hash: 807578ad45adf911d9f28d7189838df5854918daf42e1f84c56d85d6f6f4c77d0abbe4ba95cea171c65b7e0563912439
SHA1 hash: 13b7d7941c368903579f40c16daed4735f3ff627
MD5 hash: c4e74637b48c8a662a28f24c2feca67f
humanhash: fish-pip-vegan-dakota
File name:2FA81F4A4C64E5595C5D538062B4E8435E10FCCD9F81B.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:3'722'073 bytes
First seen:2021-11-07 15:30:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c05041e01f84e1ccca9c4451f3b6a383 (141 x RedLineStealer, 101 x GuLoader, 64 x DiamondFox)
ssdeep 49152:9glYRvyQJxnCGOmCIDCAOlRri2/i1GwynCFCKbDd3zHmXljcLw+Baw4VY+pbqnMf:yCvyyhOH7Hriwi1GYFL422VJQSz1yW
Threatray 1'517 similar samples on MalwareBazaar
TLSH T1680633AC2A995BD9F4F2093B3F7319175E9DCA2AF8BED5190F40244739309F2608D16B
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Formbook C2:
94.26.230.203:48759

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
185.215.113.99:21438 https://threatfox.abuse.ch/ioc/244756/
135.125.40.67:49126 https://threatfox.abuse.ch/ioc/244769/
94.26.230.203:48759 https://threatfox.abuse.ch/ioc/244776/

Intelligence

File Origin
# of uploads :
1
# of downloads :
157
Origin country :
n/a
Vendor Threat Intelligence
Detection:
CookieStealer
Create hunting rule
Link:
https://www.capesandbox.com/analysis/203051/
Detection(s):
Win.Packed.Barys-9859531-0
Create hunting rule

Win.Malware.Generic-9863888-0
Create hunting rule

Win.Packed.Jaik-9863991-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys mokes overlay packed socelars tiny
Link:
https://www.filescan.io/uploads/6187f1382084b424af0e2562/reports/f63daf79-29a1-40c4-97dc-dddc304a10a1/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0dc47c62-1d63-46da-8e47-10b7d465a968
Result
Threat name:
Backstage Stealer FormBook RedLine Socel
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/884815
Signature
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates HTML files with .exe extension (expired dropper behavior)
Detected VMProtect packer
Disable Windows Defender real time protection (registry)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
PE file contains section with special chars
PE file has a writeable .text section
PE file has nameless sections
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicious Script Execution From Temp Folder
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Backstage Stealer
Yara detected FormBook
Yara detected RedLine Stealer
Yara detected Socelars
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 517273 Sample: 2FA81F4A4C64E5595C5D538062B... Startdate: 07/11/2021 Architecture: WINDOWS Score: 100 115 Multi AV Scanner detection for domain / URL 2->115 117 Found malware configuration 2->117 119 Malicious sample detected (through community Yara rule) 2->119 121 21 other signatures 2->121 10 2FA81F4A4C64E5595C5D538062B4E8435E10FCCD9F81B.exe 10 2->10         started        13 WmiPrvSE.exe 2->13         started        process3 file4 85 C:\Users\user\AppData\...\setup_installer.exe, PE32 10->85 dropped 15 setup_installer.exe 19 10->15         started        process5 file6 87 C:\Users\user\AppData\...\setup_install.exe, PE32 15->87 dropped 89 C:\Users\user\...\Sat01fdf839ddad90e32.exe, PE32 15->89 dropped 91 C:\Users\user\...\Sat01fbb0dd3f1904a8.exe, PE32 15->91 dropped 93 14 other files (8 malicious) 15->93 dropped 18 setup_install.exe 1 15->18         started        process7 dnsIp8 109 127.0.0.1 unknown unknown 18->109 139 Adds a directory exclusion to Windows Defender 18->139 22 cmd.exe 18->22         started        24 cmd.exe 1 18->24         started        26 cmd.exe 18->26         started        28 12 other processes 18->28 signatures9 process10 dnsIp11 32 Sat01fdf839ddad90e32.exe 22->32         started        37 Sat0183d554c04041.exe 24->37         started        39 Sat0154423345fefe6c.exe 26->39         started        113 20.42.73.29 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 28->113 141 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 28->141 143 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 28->143 145 Adds a directory exclusion to Windows Defender 28->145 41 Sat01fbb0dd3f1904a8.exe 28->41         started        43 Sat01a6eb13296b3.exe 12 28->43         started        45 Sat012ebc7412e36f03.exe 28->45         started        47 6 other processes 28->47 signatures12 process13 dnsIp14 95 45.142.182.152 XSSERVERNL Germany 32->95 97 103.155.92.29 TWIDC-AS-APTWIDCLimitedHK unknown 32->97 101 12 other IPs or domains 32->101 67 C:\Users\...\Fufk_RDj0dtUkQUDuMmJrwwU.exe, PE32 32->67 dropped 69 C:\Users\...\BPk7o4IngfBSwvSwx6yHN3Bw.exe, PE32 32->69 dropped 71 C:\Users\user\AppData\...\toolspab2[1].exe, PE32 32->71 dropped 75 30 other files (9 malicious) 32->75 dropped 123 Creates HTML files with .exe extension (expired dropper behavior) 32->123 125 Tries to harvest and steal browser information (history, passwords, etc) 32->125 127 Disable Windows Defender real time protection (registry) 32->127 49 cYYwwnU2WXkuJLdcdpr0Ef43.exe 32->49         started        52 JVDkWvrhRDGMC9uDw6NCDqO3.exe 32->52         started        129 Antivirus detection for dropped file 37->129 131 Machine Learning detection for dropped file 37->131 133 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 37->133 137 2 other signatures 37->137 54 explorer.exe 37->54 injected 73 C:\Users\user\...\Sat0154423345fefe6c.tmp, PE32 39->73 dropped 135 Obfuscated command line found 39->135 56 Sat0154423345fefe6c.tmp 39->56         started        103 2 other IPs or domains 41->103 58 WerFault.exe 41->58         started        61 WerFault.exe 41->61         started        99 88.99.75.82 HETZNER-ASDE Germany 43->99 63 WerFault.exe 43->63         started        105 2 other IPs or domains 45->105 107 4 other IPs or domains 47->107 65 WerFault.exe 47->65         started        file15 signatures16 process17 dnsIp18 77 C:\Users\...\pidHTSIGEi8DrAmaYu9K8ghN89.dll, PE32+ 49->77 dropped 79 C:\Users\user\AppData\Local\Temp\...\idp.dll, PE32 56->79 dropped 81 C:\Users\user\AppData\Local\...\_shfoldr.dll, PE32 56->81 dropped 83 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 56->83 dropped 111 52.168.117.173 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 58->111 file19
Detection:
vidar
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2fa81f4a4c64e5595c5d538062b4e8435e10fccd9f81b73c6ddf752b9ace38af/
Threat name:
Win32.Spyware.Socelars
Create hunting rule
Status:
Malicious
First seen:
2021-09-25 04:37:49 UTC
AV detection:
24 of 27 (88.89%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f6ub6ssmmtsvsxc5koagfnhiinpbb7gnt6a3opdn352sxgwohcxq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4cd754af5d3b9faa7e9626f79fccc35464224247a10f4d01ef502a0423e637a7
Formbook
62be0ca52ea9ebc4c577d597b919f6b90cebdcc2179d7d482a04bf5731eec720
Formbook
96f34985e744edae462b513fd68856056c135078302d827eac076717acf8662e
Formbook
d7b0380241e4d47fc00e72faa08831b51b0ae360d5ccc45717f39f3106c3020a
Formbook
ddeebc8cccc58e25ce1709b0e9a519b2bd46472e928606bc4b0eee2553303203
Formbook
ee96df216161f048ee9c50853b018f779d71bce1498f28a4d1b1bc3d797f14ac
Formbook
+ 1'507 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:redline family:smokeloader family:socelars family:vidar family:xloader botnet:706 botnet:932 botnet:jamesbig campaign:s0iw aspackv2 backdoor evasion infostealer loader rat spyware stealer suricata themida trojan
Link:
https://tria.ge/reports/211107-sx2l6affhl/
Behaviour
Creates scheduled task(s)
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Looks up geolocation information via web service
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
ASPack v2.12-2.42
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Vidar Stealer
Xloader Payload
Modifies Windows Defender Real-time Protection settings
Process spawned unexpected child process
RedLine
RedLine Payload
SmokeLoader
Socelars
Socelars Payload
Vidar
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE GCleaner Downloader Activity M5
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
Malware Config
C2 Extraction:
http://www.iyiqian.com/
http://www.hbgents.top/
http://www.rsnzhy.com/
http://www.znsjis.top/
http://www.hhgenice.top/
https://mas.to/@killern0
https://mas.to/@kirpich
http://govsurplusstore.com/upload/
http://best-forsale.com/upload/
http://chmxnautoparts.com/upload/
http://kwazone.com/upload/
65.108.20.195:6774
http://www.kyiejenner.com/s0iw/
Unpacked files
SH256 hash:
1778a6b25f9ac7d1bf1782d1196ac5254ed46e70033a38f391d02939d5b733da
MD5 hash:
3b32aabc7aad3bbfd7226cc614743f48
SHA1 hash:
ea748309ac48558506ddf93b45369b41f641126e
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
aaff20cedfc7c867eca9cf24924c4a782639cbac290ef608b5f278b4722f5cfc
MD5 hash:
f49417599d52e898d5eeac2279552152
SHA1 hash:
2f962e94bdb1d6bb9d04b01fbc62683c451c5d55
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
66d9e7d002b91df4aa572228d3c4a1d41997fff54555d0aa2e903f993f307814
MD5 hash:
17df2b7340cf3291107bfd454d0ca856
SHA1 hash:
00458e02751bb0e2cc268730a0cac2689249b1a7
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
b1920edd533a39e340a58a6e720a38b6fd703d91ec097b9f2b1a69ce9d7fbbf8
MD5 hash:
8b78a03d45ea20b55ad506929729ec1d
SHA1 hash:
c0c2b7ce1f68b41d1d72f07939387dabf9ffc597
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
e427f8ef21691e3d8c2313d11129ad08ddef69a158eca2f77c170603478ff0c4
MD5 hash:
0dedd909aae9aa0a89b4422106310e9e
SHA1 hash:
271d36afa5b729ee590cf8066166ca5e9c9d0340
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
66652d9926e2e2b7c05e750cbba2372d61ea01849b757c7b36514e8cc37a822f
MD5 hash:
440cebc61c2bebcd4eaf2bd4fe8547f1
SHA1 hash:
f5d4a7965cd28cc0eaa17ed8c6588bfa64f240c3
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
52587a260b384278c789b134c8f08d8af9997aedd818c3c6a280d00aaaa77d2d
MD5 hash:
2c509753fac93810c09574a8b56af1e4
SHA1 hash:
e53da7ff5a9cfc3bda21794d639ed1f02cd7a881
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
5141105c9c19b2a274176f5a265a081c364e5389dafb07cafe99fdb060bef420
MD5 hash:
868975fcdfd05739c805d55951c714f5
SHA1 hash:
bc6b5cbd3d54d989f4763096feed1f7fa4d6fa74
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
1e629aed37f3000defe4e315bc6fc1e4481a88d40b2d18d9ef843b23327520b3
MD5 hash:
c72bbaa56b27c06d032357ef7fbb9ca0
SHA1 hash:
b5934d5e3b9034f3e1e0eca95b3048f6cb9fd523
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
5752c695f8cf0e47cb597b2ad2ac6071bf31bd8c5f5b3555e58d62cafdadc10e
MD5 hash:
5eb95a1441bd1c76a7bbf1edd536a589
SHA1 hash:
7f567577cf6773df37eb55d41e2569738adeb6c3
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
66e031fe18df7aeaad8a8ef86597054291840ec2b851d1effcf09a69a91a910c
MD5 hash:
dcae606b9ec78a96f9204f76bda9d149
SHA1 hash:
7b0bfe0bf17f859fdd2c8395a6f31e18a9c96719
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
861895aa232e33ba9a3ac7657b42ca2cbec88839d7c52594dc577999af3d6bb6
MD5 hash:
471f3ec4b7662fb89a67a87b85ecdca1
SHA1 hash:
5de38985dcf3e4f72b7c117b74713b6a00e4467a
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
98bccdfbb18698e9c1e644b16c1c7969b2664994a0567c9b49385c3e8d56a14b
MD5 hash:
9a85640fac877f863f8d1d7d0e31a99d
SHA1 hash:
19078d13ef37f562fd534ca5c8dd4c013c0ce640
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
a6b52035d1b78da50f5f797a0812b980597f4d744c68858b50a1a693d86406f6
MD5 hash:
25145682427b3cc39bdb47d5ef44962e
SHA1 hash:
0fb934dc78b3ef61ba250f85111b1201c16fd40d
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
e1cc6a9d780602fe6e789bf5c3a27e87e197a4e3bf7c8138ea2f9dfec70fb963
MD5 hash:
f707252b9c9579677fffb013e0cfc646
SHA1 hash:
8ab483023fa8773afb8c13464c39c5b8e687f126
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
73bbac84a5eed29db3e53d01298eef42716017974157431545f76964f584c10d
MD5 hash:
d1f83636ec9accfe43f6f696e87dbad9
SHA1 hash:
6702a4c0987a2b16759fac9b1e55e93ad66e7308
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
9191cfd164191e776510c834c52cb02eede7528d9b82913812e98b760aeb98a4
MD5 hash:
138a8cbb0ff866f1f61d5dcb8ba0caa1
SHA1 hash:
66fe6eb674de5637d4bf3e0666e90543bba2e154
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
519bf90783f1900e3658213fc992301bc8e36c24597d697e32813f3d04931d26
MD5 hash:
97045e83230dc4d05e91ba82c2c677a0
SHA1 hash:
3597109d5cf04e15ff95d39cfa49f70f47a31b14
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
048b3eff633ef149a8f4b4795e4cbc88ca5ad10fea12413a2a4fbfc9681a979f
MD5 hash:
a0d997f1225a17da6564cb8fac1704a2
SHA1 hash:
70c87f6efc170b62682622285d89c7d0a7eff508
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
3ca50227f30bf667ffa9500dd27bacb4e31c420559551878cd86f8424feed420
MD5 hash:
78dfe18ea1bb0da8d08ee6c4884c827b
SHA1 hash:
abe7005994ab7e239845fec1dea96c2e4324fb26
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
4c263d3246f29361838650f92cd298d866a6c9c26aded7039bebebdd8b3ce19d
MD5 hash:
9c1e745e23ce3debc067cc037f65291d
SHA1 hash:
0612a0b4b3ce481e1069744de4489e48a5b7d8fa
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
SH256 hash:
2fa81f4a4c64e5595c5d538062b4e8435e10fccd9f81b73c6ddf752b9ace38af
MD5 hash:
c4e74637b48c8a662a28f24c2feca67f
SHA1 hash:
13b7d7941c368903579f40c16daed4735f3ff627
Link:
https://www.unpac.me/results/f1f4d4c5-b66d-4b25-af33-380acf376335/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2fa81f4a4c64e5595c5d538062b4e8435e10fccd9f81b73c6ddf752b9ace38af

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/203051/

Comments