MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
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SHA256 hash: ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219
SHA3-384 hash: 354e57f6de15e1867853d2692bc23b641c7c344a4ac2f902f83a83da3e3d3aa8f6c3cae3c0297bcd3809d197f8640bf9
SHA1 hash: 7372ee56751da0943da2525bc3925e1eef8196c5
MD5 hash: 46b942bbfd7bec69c3d0b1300e4d8def
humanhash: item-beer-grey-iowa
File name:d9UdQnXQ86ld31G.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'008'128 bytes
First seen:2021-07-30 12:49:20 UTC
Last seen:2021-08-03 18:34:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:QaQ3tC/d3OUhvpB0k1gs3IpCXf4EBq9JK:/wjs3PXfNo9k
Threatray 7'085 similar samples on MalwareBazaar
TLSH T15B25BF1179C8DE55C86E47778EDE42600FF8A843F5B1DB283EB433F96450726E93A24A
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
560
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d9UdQnXQ86ld31G.exe
Verdict:
Malicious activity
Analysis date:
2021-07-30 12:52:04 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/796a71ae-8f7f-4bb1-9b62-fe818bd0ad78

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/175286/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.967-1.UNOFFICIAL
Create hunting rule

Sanesecurity.Rogue.0hr.20210730-0804.UNOFFICIAL
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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:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e88210bb-aed4-4c8a-ab49-d843ce1af920
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/824477
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Process Start Without DLL
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 456889 Sample: d9UdQnXQ86ld31G.exe Startdate: 30/07/2021 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 5 other signatures 2->45 10 d9UdQnXQ86ld31G.exe 3 2->10         started        process3 file4 31 C:\Users\user\...\d9UdQnXQ86ld31G.exe.log, ASCII 10->31 dropped 13 RegSvcs.exe 10->13         started        16 RegSvcs.exe 10->16         started        18 RegSvcs.exe 10->18         started        process5 signatures6 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 20 explorer.exe 13->20 injected 65 Tries to detect virtualization through RDTSC time measurements 16->65 process7 dnsIp8 33 www.kitkatmp3.com 156.224.60.3, 80 VPSQUANUS Seychelles 20->33 35 www.nicolettejohnsonphotography.com 185.53.177.11, 49727, 80 TEAMINTERNET-ASDE Germany 20->35 37 9 other IPs or domains 20->37 47 System process connects to network (likely due to code injection or exploit) 20->47 49 Uses netsh to modify the Windows network and firewall settings 20->49 24 netsh.exe 20->24         started        signatures9 process10 signatures11 51 Modifies the context of a thread in another process (thread injection) 24->51 53 Maps a DLL or memory area into another process 24->53 55 Tries to detect virtualization through RDTSC time measurements 24->55 27 cmd.exe 1 24->27         started        process12 process13 29 conhost.exe 27->29         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-29 22:40:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5rpu3tai6kjtgssgmvfspfcey3asqyemnlzyuqjzuwzika4viimq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06e6b50f2a956f1fff285d4717f7dc33af56f8f08255f744cbd0eba9b0fe82e9
Formbook
2d7aac32ea8a8329262ead70ec2f030c1a4061e4edafdf03e605bb9ce606836e
Formbook
3a4677dc6f14f38983af15458b11d5f92e71dea8d5cd0e5b263c50d211a72621
Formbook
4cf933c9f31b4e3dae8002043c64a401f91a228adeadfbca9b172b3333f1be6b
Formbook
e59a1d022c6c4f0cc7d23689004e65ea7f1f940adef98cf891a008dd9d7f66d9
Formbook
+ 7'075 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat suricata
Link:
https://tria.ge/reports/210730-51kt5773gx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
CustAttr .NET packer
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.panyu-qqbaby.com/weni/
Unpacked files
SH256 hash:
6f54cee217deaf54bd3f9c1a2169f437a7eee29309f87232ce46032eca3b1363
MD5 hash:
550970889e4325645c8671d69bf96a91
SHA1 hash:
35673655771636cd80db6fcc2714bee15d6156b1
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/4face89e-918a-4cbf-b9bc-633b48cf0194/
Parent samples :
4cf933c9f31b4e3dae8002043c64a401f91a228adeadfbca9b172b3333f1be6b
2d7aac32ea8a8329262ead70ec2f030c1a4061e4edafdf03e605bb9ce606836e
3a4677dc6f14f38983af15458b11d5f92e71dea8d5cd0e5b263c50d211a72621
e59a1d022c6c4f0cc7d23689004e65ea7f1f940adef98cf891a008dd9d7f66d9
06e6b50f2a956f1fff285d4717f7dc33af56f8f08255f744cbd0eba9b0fe82e9
38e4be0b1612a87858ee40b6c9eebd264d02e4488a34c3f1269ca385b01d1b20
ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219
6c60876d91087cbd176ff5419577f2b3315b2d3a9d9c6d11a06b95ea10d5311f
b07a33b6e6d8007b04f1f4a78cd8be773506bbf6b60ed0227665188d57e82a15
77d33d0e8b91781213a971ebc2e6abe4191bf2c28ff0ede19b07db092f590dff
06d062adc4478b2c95f98fec038fe559eff9fa60ce98d05d257f37c00a9026d6
4ca6a48021d7d442d9311b158691b1f219576d7d37a99f64741463659903ad4c
SH256 hash:
4c6e3f99e0051b6d0c7b3118d727ae8f93015ac28a8c7223d3b752d3d07de785
MD5 hash:
683268fd1a287061b687c55fcc715299
SHA1 hash:
4fa18b353196d641298aa33aa62d7eda9030dc7f
Link:
https://www.unpac.me/results/4face89e-918a-4cbf-b9bc-633b48cf0194/
SH256 hash:
97d2fa1d01b2f9a2199896e05e0cf60c14a9f41ef2d72e15fbb862b7afa08438
MD5 hash:
68463851c0e6fe7a254c99fae763d454
SHA1 hash:
4587a5371d88c296a0184fe47ee0c5245b187127
Link:
https://www.unpac.me/results/4face89e-918a-4cbf-b9bc-633b48cf0194/
SH256 hash:
ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219
MD5 hash:
46b942bbfd7bec69c3d0b1300e4d8def
SHA1 hash:
7372ee56751da0943da2525bc3925e1eef8196c5
Link:
https://www.unpac.me/results/4face89e-918a-4cbf-b9bc-633b48cf0194/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/ec5f4dcc08f293334a46654b279444c6c128608c6af38a4139a5b28503954219

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/175286/

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