MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d. 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: 17


Intelligence 17 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d
SHA3-384 hash: 53fd2a019efbbb8e7ccd3c98d3ffee7386f83f421ee22cf7b9cf4bac411d286551d998bbdf447fda100495398b25ef84
SHA1 hash: 67d5233c295275f23f8de275056df962848002f5
MD5 hash: 03a42f74f067d429fe8bfa6abb6f5b5a
humanhash: chicken-april-october-georgia
File name:Purchase Order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:756'736 bytes
First seen:2023-05-05 18:19:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'453 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:eH7XzsDhwpij2+6GIp7VS/duNU913as2pqLpGpSFaoDmqssGeP5E2d4ckG:s7jsDhww4uuS/3aDcLBFaoDmqLBEU41G
Threatray 1'276 similar samples on MalwareBazaar
TLSH T1D8F4F15123BAFBA1ECA583F8720CE4015F642C60E3B9EBE88DCFF0C89559715B654693
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
267
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2023-05-05 18:19:55 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/4a5554a9-94c5-44f7-b214-aad42d6e17f2

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/386998/
Detection(s):
SecuriteInfo.com.Variant.Barys.351838.4922.2897.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/645548d43341a62e8a1ac72e/reports/76416316-2d38-4c30-a385-6609d7a1c117/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/22b8660e-307a-4b1a-8c6c-b42fe602d6a0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1227274
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 860239 Sample: Purchase_Order.exe Startdate: 05/05/2023 Architecture: WINDOWS Score: 100 60 Multi AV Scanner detection for domain / URL 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 8 other signatures 2->66 10 Purchase_Order.exe 7 2->10         started        14 vucHscNHWtha.exe 5 2->14         started        process3 file4 44 C:\Users\user\AppData\...\vucHscNHWtha.exe, PE32 10->44 dropped 46 C:\Users\...\vucHscNHWtha.exe:Zone.Identifier, ASCII 10->46 dropped 48 C:\Users\user\AppData\Local\...\tmp9BA9.tmp, XML 10->48 dropped 50 C:\Users\user\...\Purchase_Order.exe.log, ASCII 10->50 dropped 74 Uses schtasks.exe or at.exe to add and modify task schedules 10->74 76 Adds a directory exclusion to Windows Defender 10->76 78 Tries to detect virtualization through RDTSC time measurements 10->78 16 Purchase_Order.exe 10->16         started        19 powershell.exe 19 10->19         started        21 schtasks.exe 1 10->21         started        80 Multi AV Scanner detection for dropped file 14->80 82 Machine Learning detection for dropped file 14->82 84 Injects a PE file into a foreign processes 14->84 23 vucHscNHWtha.exe 14->23         started        25 schtasks.exe 1 14->25         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 16->52 54 Maps a DLL or memory area into another process 16->54 56 Sample uses process hollowing technique 16->56 58 Queues an APC in another process (thread injection) 16->58 27 explorer.exe 2 1 16->27 injected 29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        33 conhost.exe 25->33         started        process8 process9 35 raserver.exe 27->35         started        38 cmstp.exe 27->38         started        signatures10 68 Modifies the context of a thread in another process (thread injection) 35->68 70 Maps a DLL or memory area into another process 35->70 72 Tries to detect virtualization through RDTSC time measurements 35->72 40 cmd.exe 1 35->40         started        process11 process12 42 conhost.exe 40->42         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d/
Threat name:
ByteCode-MSIL.Trojan.RedLine
Create hunting rule
Status:
Malicious
First seen:
2023-05-05 07:35:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
17 of 37 (45.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uuylnmrcj5nydekpjzbzwe22a3twdvsypypko3vqnhd4khb4uugq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
19836f65b08970b838c64ef0ffd5f8f4d8ed2063a1df2b826e3dc9e66b3c8f37
Formbook
481424e182c128fe78c458c8939ab2a928e04793c1f888f93899fbd9ba3f6954
Formbook
4c88e26f710c4aec376be1d0162bc0edbb5dc0092f5c786c9f5c15b4c5bc9706
Formbook
61141d9453d13d203de8255903f1aec9fea4906616f000cca0b906a58d754cca
Formbook
6118fb1f75058c3bd77040399fad44126181a9b131396a4f1ab7e6622c826dda
Formbook
658096abeec050d60d6fd1bfbf66e1f7b4496b0d3fa17eb84bc9c5badd587e06
Formbook
ab463de3b695c5e6a4f163c156ad7ef4949a728481711627de738b6a9d84d1f3
Formbook
c73c24ee8f28c482040b1527599e0c0c3e65a93771425528ece99c48f932f1a2
Formbook
ef23c59e01d4ead9ddaf93012c303e5eaf45cb469b2adb64e3e2f950edda0172
Formbook
f4f769c0da3532e0c4ac83766840e586330453f9754a109838a9aea51cf793c7
Formbook
+ 1'266 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:o17i rat spyware stealer trojan
Link:
https://tria.ge/reports/230505-wyrecscf59/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
ab3036f19998adea73263a39874391e8047cd2369ca062ef90326c7b46cdf069
MD5 hash:
d7fd54c77e6dc3ddcb7f0f442ec9f2d5
SHA1 hash:
b37657214b8a5fc14ff8e15722cdb6b86da1bd72
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
Parent samples :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 hash:
f411ad89bd04ee0087ba4a5718f3c37c51870dedbf59bc6f211860843474b838
MD5 hash:
94f82947579328820d8e97c86e82fdce
SHA1 hash:
f0227c3818ac47fc2fbd6ac17d2cd610fb6f22e7
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
SH256 hash:
f43d378977ef8c111af27dd4530435dd10e53e2b66c1f599ea3418af1b13b6fb
MD5 hash:
8985111d24f560879f208babd42bd703
SHA1 hash:
bb46d685a0f8e9889a6c36d591ba477af17c8a98
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
SH256 hash:
c8808b69b0f4d52c253e35b001da94086786b34162fd51daa3f17eda94bac7f0
MD5 hash:
da56041df789c24cb2a36a364431f766
SHA1 hash:
876e6c579d1092a76ce90c500c43af0cf11724a4
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
SH256 hash:
a376af91d4b8c46aadb27323b469dff467498a661c29ef6bd60bd3626a5820a8
MD5 hash:
2db282db5693ed8719a845927400294f
SHA1 hash:
15134a0c8ab3dd4a426eb28c6b71a35806eba520
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
SH256 hash:
a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d
MD5 hash:
03a42f74f067d429fe8bfa6abb6f5b5a
SHA1 hash:
67d5233c295275f23f8de275056df962848002f5
Link:
https://www.unpac.me/results/9da5fe1a-80f5-44f4-96f0-d7941b50348b/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a530b6b2224f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
Create hunting rule
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.

Malspam

Formbook

Executable exe a530b6b2224f5b81914f4e439b135a06e761d6587e1ea76eb069c7c51c3ca50d

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/386998/

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