MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
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SHA256 hash: 66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
SHA3-384 hash: e5aaec55309260723d6ca082a45c0635d4cfcbd6b7271693371daf90507171ce7102a3b955ed0d828923b9d513ba2850
SHA1 hash: c5e851436784658f8049fc2db5b2d711f420b28a
MD5 hash: 168c084f9acc227b44a44c2cc246f403
humanhash: muppet-massachusetts-juliet-maine
File name:hesaphareketi-0.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:236'389 bytes
First seen:2021-06-22 15:35:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 3072:TBynOpL12riocGFZM8hV257iYLr3O2Go8cxRguXIrQLDDTe7g05VMfGQh8pFyDKm:TBlL/H8hYlODmguYMTeB5SGCDW5sLhZX
Threatray 5'940 similar samples on MalwareBazaar
TLSH B83412E3F8D05CF7E89507B136779BB1F3B4AE1816208A8F17A4BF637A305438A56251
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
162
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
hesaphareketi-0.exe
Verdict:
Malicious activity
Analysis date:
2021-06-22 15:36:38 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/44594cf1-800e-4377-975f-140f2a0d39d5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/167641/
Detection(s):
SecuriteInfo.com..16680.22658.UNOFFICIAL
Create hunting rule

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/eee8edbc-587c-41ba-a53e-ace31b0faedc
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/806105
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 438517 Sample: hesaphareketi-0.exe Startdate: 22/06/2021 Architecture: WINDOWS Score: 100 31 www.zebratrainer.info 2->31 49 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 6 other signatures 2->55 9 hesaphareketi-0.exe 19 2->9         started        13 explorer.exe 2->13         started        signatures3 process4 dnsIp5 27 C:\Users\user\AppData\Local\Temp\wfqhkunadv, DOS 9->27 dropped 29 C:\Users\user\AppData\Local\...\System.dll, PE32 9->29 dropped 57 Detected unpacking (changes PE section rights) 9->57 59 Maps a DLL or memory area into another process 9->59 61 Tries to detect virtualization through RDTSC time measurements 9->61 16 hesaphareketi-0.exe 9->16         started        33 www.setuseny.site 13->33 35 www.economicsfortoddlers.com 13->35 37 3 other IPs or domains 13->37 63 System process connects to network (likely due to code injection or exploit) 13->63 19 chkdsk.exe 13->19         started        21 autoconv.exe 13->21         started        file6 signatures7 process8 signatures9 39 Modifies the context of a thread in another process (thread injection) 16->39 41 Maps a DLL or memory area into another process 16->41 43 Sample uses process hollowing technique 16->43 45 Queues an APC in another process (thread injection) 16->45 47 Tries to detect virtualization through RDTSC time measurements 19->47 23 cmd.exe 1 19->23         started        process10 process11 25 conhost.exe 23->25         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f/
Threat name:
Win32.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-06-22 12:49:12 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m3qgoefqsxdioreobmecicuz7bg7x7beravczde7lmlf6wcgtwhq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4d2ca668cdde851a6389ee4d0fb089d3e125e2d951dbd7201767174ecafa66ad
Formbook
50961752207e439abf40cf15d11d20f5c3d9b68067e571c3029c7bce69ffe085
Formbook
5810c640bb4219ca39bc8a0c8b50f8447e5e47784e75dfdacdce65d5d2c31e47
Formbook
5d5d64a87a5d888443e8d7a25046922fa4a39fe5952a45635dd66321e616bb14
Formbook
6c8b4de0f39caa11127409b3ee06f410b0c5642b840f10822ad40af5745690cb
Formbook
726a3798f80c7e482b512dc777bc692965136190990a5fed138934a546944121
Formbook
72a002cd9cd49afe6f15c5dc2ad7e3f65471b21fd4331202183b87c7ebab7fe3
Formbook
7c6393b4e86ea5cec49c0f814b17e4bb85aa447c19896037252a94ff6416ce1b
Formbook
8c5a90a4c4470d05fff7757920aa0a8bf56edab04f4eb926ba789652f1bfc74c
Formbook
ae5df8905dd1b9de509e6764dea4c5571916b1705a129bddf2f5e2e554552acb
Formbook
+ 5'930 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210622-hj115e1pmn/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.setuseny.site/wz6a/
Unpacked files
SH256 hash:
a51d8c29bf0269106fc42c688294299ade89c1c8e57bf78be675389102eb85e5
MD5 hash:
f1b740a14a7e73e5e9e847530fd2e08e
SHA1 hash:
735ef300c5ac3bdb86f87d5b4b1fbf10adb76be7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/cea3e6dc-c6d1-4129-a18e-644ca93d7827/
Parent samples :
72a002cd9cd49afe6f15c5dc2ad7e3f65471b21fd4331202183b87c7ebab7fe3
4d2ca668cdde851a6389ee4d0fb089d3e125e2d951dbd7201767174ecafa66ad
6c8b4de0f39caa11127409b3ee06f410b0c5642b840f10822ad40af5745690cb
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc
5043b6f2fb2b01edaf96f2ed748a59957da044dd826bbc3070b5d8c60252b33d
ce1c500cc108ae09a1a19f0171e5af77d090669ee75ab3835cc64d888d837db9
8ca372bae777f7250c22113f1312b38955555f48c0b1ed2aaf0c9326abe06001
50ef55dfb72ff4f84955243ea50f9fecbadbe9c4fb9cbe3078771e949b2ab589
SH256 hash:
bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
MD5 hash:
56a321bd011112ec5d8a32b2f6fd3231
SHA1 hash:
df20e3a35a1636de64df5290ae5e4e7572447f78
Link:
https://www.unpac.me/results/cea3e6dc-c6d1-4129-a18e-644ca93d7827/
SH256 hash:
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
MD5 hash:
168c084f9acc227b44a44c2cc246f403
SHA1 hash:
c5e851436784658f8049fc2db5b2d711f420b28a
Link:
https://www.unpac.me/results/cea3e6dc-c6d1-4129-a18e-644ca93d7827/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
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Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

Formbook

Executable exe 66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/167641/

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