MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670. 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: 14


Intelligence 14 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670
SHA3-384 hash: 71ba61a7c6f357bcc06083d3ccd49df8c910b1241b14671a60e2a158dcbe3b2b1ab2220049da5e813cd96ac8c504d505
SHA1 hash: 49945a8500d6dc3d8ef127e0d34e738fded12b0c
MD5 hash: 94514099c61f915efdf55496f9686f4d
humanhash: connecticut-four-foxtrot-summer
File name:file
Download: download sample
Signature Formbook
Create hunting rule
File size:241'526 bytes
First seen:2022-11-21 18:53:31 UTC
Last seen:2022-11-21 20:41:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:0Ea03Ln/okQVQ0FzUjuumoZkQIHY0ADa3flq:5nzUIRmKoHP8
Threatray 20'237 similar samples on MalwareBazaar
TLSH T19A34122338F09077F7D2667D46B66B31C17A4A22D51053D39BB82EB93B72626D31B603
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 48d4f4f0f0f0d8c0 (37 x RedLineStealer, 18 x AgentTesla, 9 x SnakeKeylogger)
Reporter jstrosch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
240
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-21 18:56:12 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/1a5870b1-b1cf-436b-8f67-e076fe5be361

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/336915/
Detection(s):
SecuriteInfo.com.FileRepMalware.194.25427.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Launching the process to change network settings
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Launching a process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/637bc94d922dba1ce6f7d9db/reports/c151fc40-8285-45fe-befa-c57bb653525c/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:
LockBit Ransomware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1026f414-d139-4a51-a275-4971993a94b2
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1118422
Signature
Antivirus detection for dropped file
C2 URLs / IPs found in 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
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 751134 Sample: file.exe Startdate: 21/11/2022 Architecture: WINDOWS Score: 100 28 www.essentielcourtage.net 2->28 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected FormBook 2->48 50 2 other signatures 2->50 10 file.exe 18 2->10         started        signatures3 process4 file5 26 C:\Users\user\AppData\Local\Temp\iclmvz.exe, PE32 10->26 dropped 13 iclmvz.exe 10->13         started        process6 signatures7 64 Antivirus detection for dropped file 13->64 66 Maps a DLL or memory area into another process 13->66 16 iclmvz.exe 13->16         started        process8 signatures9 36 Modifies the context of a thread in another process (thread injection) 16->36 38 Maps a DLL or memory area into another process 16->38 40 Sample uses process hollowing technique 16->40 42 Queues an APC in another process (thread injection) 16->42 19 explorer.exe 16->19 injected process10 dnsIp11 30 makasitravel.com 103.158.100.2, 49700, 49701, 80 TWIDC-AS-APTWIDCLimitedHK unknown 19->30 32 www.39baidu.com 23.82.247.76, 49699, 80 LEASEWEB-USA-SEA-10US United States 19->32 34 3 other IPs or domains 19->34 52 System process connects to network (likely due to code injection or exploit) 19->52 54 Uses ipconfig to lookup or modify the Windows network settings 19->54 23 ipconfig.exe 13 19->23         started        signatures12 process13 signatures14 56 Tries to steal Mail credentials (via file / registry access) 23->56 58 Tries to harvest and steal browser information (history, passwords, etc) 23->58 60 Modifies the context of a thread in another process (thread injection) 23->60 62 Maps a DLL or memory area into another process 23->62
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2022-11-21 17:22:41 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2pwmr332apmzjyr5qerszvhpeymjoiecfemx6levaylyxhuruzya._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0817943597641dc344c58a61071528b41db751494afc47a2e94ff39e8c6b9907
Formbook
0ef758cdcdaa95ecd6689cf13a719dd95def885bd1c5812295c2ed65d34b735d
Formbook
22a8a048d90bb54c4bd72b1e91ca54eab47fa6eebf0b5e7cf903e9a822ccb25e
Formbook
9dc2a5da6e549eff0358485278342915ecec6ef3d666a1234e6595163cbc6f60
Formbook
d4c48b5aefc7225b307e2e8c3f2d158b14fc6b736c83d36dc36a9d7c2e6eec29
Formbook
d7c2f69689d1a1e95671fefa4ee708f62d29f078443bb31259ce2100bf5c37f5
Formbook
e4b98a029783ce068a262f3393caa28754470082b6b7066f34a27595e5ff2ea2
Formbook
f4f18f2208a27cb71020f7c67aab26d48bae13ec457100da3157aff7ad1ac389
Formbook
+ 20'227 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:u6hu rat spyware stealer trojan
Link:
https://tria.ge/reports/221121-xj7y8sgc71/
Behaviour
Modifies Internet Explorer settings
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
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Formbook
Unpacked files
SH256 hash:
bfe636f0a72d2034d8091c93d1086aa84da4d24cd0e373cb972ddce19bc67584
MD5 hash:
81814d6f53c4bca81824d1e1137716f6
SHA1 hash:
53f181d9669494201d3cade500bed19056c2625d
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/463190dd-a9f2-414c-a5cd-d6f505a9565b/
Parent samples :
2088000ab7a60b6d9eb519d1da9d42934e908a9724ab6977bc853d30b7f96642
5be55dc7985aa3ee43cce2454859e785535bba8393a35b55e5323a3dbcac5fde
e29feb7fcc81e09ebf6a86b0d620c54e1a134ab98cbd9c13323bf5a6ae7e9088
2c20d940cbbd88990618cf5a36c0d5e66c741448be48a8811b8e3084ce23fad4
d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670
SH256 hash:
bed29d3a8ef0f6328c35aa4c2c0679d1669f383c6a7b3cd97dd22562a5c5f877
MD5 hash:
bb7b8b53de1b5d95572c068f7ea548ee
SHA1 hash:
3a6084a62352188d6c94f3165f1250e37febfdbc
Link:
https://www.unpac.me/results/463190dd-a9f2-414c-a5cd-d6f505a9565b/
SH256 hash:
2923b6c6cd034dc4b83b6d24a3162389d26e0a9333cecbcd7ac82d416723b53e
MD5 hash:
ad526c778f206d5e0e8f64b2c9b66650
SHA1 hash:
e75ff80e9f64c8002c7526740dfc76fb182346ea
Link:
https://www.unpac.me/results/463190dd-a9f2-414c-a5cd-d6f505a9565b/
SH256 hash:
d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670
MD5 hash:
94514099c61f915efdf55496f9686f4d
SHA1 hash:
49945a8500d6dc3d8ef127e0d34e738fded12b0c
Link:
https://www.unpac.me/results/463190dd-a9f2-414c-a5cd-d6f505a9565b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670

File information

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

Web download

Formbook

Executable exe d3ecc8ef7a03d994e23d81232cd4ef261897208229197f2c9506178b9e91a670

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2428466/
Cape
Cape
https://www.capesandbox.com/analysis/336915/

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