MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf241bb419e3f76e1de76514e4c015b2afd1ddcdfa52ae158717e78f7090e014. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf241bb419e3f76e1de76514e4c015b2afd1ddcdfa52ae158717e78f7090e014
SHA3-384 hash: 6a51e8156387156f4e7649e251572254a7cb26af5d1a328a11ff675e10f6a93a236d9959d368abc4c7c6c53fd026638c
SHA1 hash: e3ab3e0e3e41d37cd715e8f2c9a3d03d4cb58a9f
MD5 hash: 5c9b780ba7e4b19274c5cdb9afccfbf3
humanhash: coffee-arizona-louisiana-vermont
File name:Request For Quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:678'912 bytes
First seen:2022-11-17 16:57:45 UTC
Last seen:2022-11-17 18:48:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:PhB/U/5s5B82ko/ZMWUn8cdTrfY/IUXNzsENs4cjZnbCkI:Zu/58ko/ZYnNdTbYQUXNQ7hjZnbCkI
Threatray 18'417 similar samples on MalwareBazaar
TLSH T162E438E96893796EE5B9B35D55F1A840CAB388324EC0AE2441783DC55D339D3B062EFC
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13097/50/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
225
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Request For Quotation.exe
Verdict:
Malicious activity
Analysis date:
2022-11-17 17:08:17 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/65b3cd1e-11e2-4ae2-b03f-013622dfcd4e

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/335484/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.27510.27403.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
hacktool packed
Link:
https://www.filescan.io/uploads/6376681f65b4ed3de8c8809a/reports/275652b5-be3c-4d7e-ace1-5ac24bca2ac7/overview
Result
Verdict:
UNKNOWN
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/3474a2ae-fa61-4f84-a438-b572c5298c89
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1116018
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
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 748731 Sample: Request For Quotation.exe Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 68 Malicious sample detected (through community Yara rule) 2->68 70 Antivirus detection for URL or domain 2->70 72 Sigma detected: Scheduled temp file as task from temp location 2->72 74 12 other signatures 2->74 10 Request For Quotation.exe 7 2->10         started        14 zboQVcvHAfE.exe 5 2->14         started        process3 file4 50 C:\Users\user\AppData\...\zboQVcvHAfE.exe, PE32 10->50 dropped 52 C:\Users\...\zboQVcvHAfE.exe:Zone.Identifier, ASCII 10->52 dropped 54 C:\Users\user\AppData\Local\...\tmpEAB8.tmp, XML 10->54 dropped 56 C:\Users\...\Request For Quotation.exe.log, ASCII 10->56 dropped 82 Adds a directory exclusion to Windows Defender 10->82 84 Injects a PE file into a foreign processes 10->84 16 Request For Quotation.exe 10->16         started        19 powershell.exe 21 10->19         started        21 schtasks.exe 1 10->21         started        86 Multi AV Scanner detection for dropped file 14->86 88 Machine Learning detection for dropped file 14->88 90 Tries to detect virtualization through RDTSC time measurements 14->90 23 zboQVcvHAfE.exe 14->23         started        25 schtasks.exe 1 14->25         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 16->60 62 Maps a DLL or memory area into another process 16->62 64 Sample uses process hollowing technique 16->64 66 Queues an APC in another process (thread injection) 16->66 27 explorer.exe 16->27 injected 31 raserver.exe 16->31         started        33 conhost.exe 19->33         started        35 conhost.exe 21->35         started        37 conhost.exe 25->37         started        process8 dnsIp9 58 www.labucarimini.net 170.130.73.3, 49708, 80 EONIX-COMMUNICATIONS-ASBLOCK-62904US United States 27->58 92 System process connects to network (likely due to code injection or exploit) 27->92 39 systray.exe 27->39         started        42 autochk.exe 27->42         started        44 autochk.exe 27->44         started        94 Tries to detect virtualization through RDTSC time measurements 31->94 signatures10 process11 signatures12 76 Modifies the context of a thread in another process (thread injection) 39->76 78 Maps a DLL or memory area into another process 39->78 80 Tries to detect virtualization through RDTSC time measurements 39->80 46 cmd.exe 1 39->46         started        process13 process14 48 conhost.exe 46->48         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf241bb419e3f76e1de76514e4c015b2afd1ddcdfa52ae158717e78f7090e014/
Threat name:
Win32.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2022-11-17 12:14:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4sbxnaz4p3w4hphmukojqavwkx5dxon7jjk4fmhc7ty64eq4aka._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
09037aa0be8db35b9e9fdebbcf4b513fc3837825d0114474ecbd396e698c5f8d
Formbook
3a22fb14f837309023971bf41b88cfc9b3ae7d9db44da63257d36d73dbd716ad
Formbook
476cfcd8e4efbaad00e44089bfe1eab950cd627656f960b74a1dce1f9e5686dc
Formbook
78c83e6e7ce1c4708302ea7cd0a51b142b49f1e58e5fdefa07d9891b019683a4
Formbook
794ff32dcb5a26819bea2fa85f82ee36dae53a5d6a6d2e42790801bfb018cda7
Formbook
7a16dce8bd82a023e48ceed80a37c70de9859cba4764686bf41b2b14df81ce3a
Formbook
901e0cc15f4525b844025cc57959ee5dc434844ba318e9f1349589ba965c1f53
Formbook
a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23
Formbook
e12e92ded58d05cf87a0cdf4323859145f5aa09da69e4dd3ab622e65a9888587
Formbook
+ 18'407 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:oi05 rat spyware stealer trojan
Link:
https://tria.ge/reports/221117-vgtygsba3s/
Behaviour
Creates scheduled task(s)
Enumerates system info in registry
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1bc27087-09cd-44f7-a57a-56ddfc5b1cd2
Unpacked files
SH256 hash:
b13398f344cf3dd0b6fe84d88c660632fb920b5372ae3c6589ee066943701ce2
MD5 hash:
4545769ce5c787ac0bbe1d83ac5f41ac
SHA1 hash:
9bbdb83fcc1e3a6b87155001a7ab2188a9518111
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
Parent samples :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 hash:
56cb75541f62e3a212c7545371b4ee16a2114e3b9219e2e1165241d9482d2839
MD5 hash:
bd22af993f7c2f978fcb4d56e148a1f2
SHA1 hash:
e98f17af3c524b52fa431b0b34b1ce9f0dd83949
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
SH256 hash:
8922bfbb741c3b6a4a1ff75919c8f8a28a5e8f54aedafb84b4159ebe93afd5e5
MD5 hash:
5f81e6dafed88f95222c5c513c4bde81
SHA1 hash:
b273ee8aa9f0186863d7655f29b87bb435ec5277
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
SH256 hash:
cf241bb419e3f76e1de76514e4c015b2afd1ddcdfa52ae158717e78f7090e014
MD5 hash:
5c9b780ba7e4b19274c5cdb9afccfbf3
SHA1 hash:
e3ab3e0e3e41d37cd715e8f2c9a3d03d4cb58a9f
Link:
https://www.unpac.me/results/8e63a718-83a4-4ccc-99d2-6020b84f14dd/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cf241bb419e3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/335484/

Comments