MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9. 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 5 File information Comments
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SHA256 hash: cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9
SHA3-384 hash: 5aa1c9c8f035fd15d24d4b98f80899bfcd4e4d10b92ce96ed22106ae452ef4072afba78018e0ace1a90d2defc5322508
SHA1 hash: dcbcd039c1d440b6c96d089d22ca919dcfb14dd1
MD5 hash: def95cc14441827dc1422c235e2475b2
humanhash: connecticut-xray-video-early
File name:OUR DETAILS RFQ.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:694'272 bytes
First seen:2022-09-23 09:06:49 UTC
Last seen:Never
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:XNnPdlcs6kFE2RSkjsVtzv12Jv5jQ/JvJdcZBr/IQD40HvR:F3FEBkiv2JxMd+Br50
TLSH T14AE4F1557FDACA12D16917B6C5E3092013B16943A222C76B37CD139A06033FADE94BEF
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 86b2e8cccce8b286 (5 x SnakeKeylogger, 5 x Formbook, 3 x AgentTesla)
Reporter cocaman
Tags:exe FormBook RFQ

Intelligence

File Origin
# of uploads :
1
# of downloads :
333
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9.zip
Verdict:
Malicious activity
Analysis date:
2022-09-23 10:51:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/610f8c5a-ae83-40c3-a4d6-0db6d25e6b24

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/312563/
Detection(s):
SecuriteInfo.com.Variant.Barys.324380.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/632d77bb12db32f02469e4a1/reports/3e4db489-c5b6-4538-b487-e4cfeac4458b/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5ac0f332-07cc-4c09-9210-be93c05fa854
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1075799
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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
Performs DNS queries to domains with low reputation
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 708340 Sample: OUR DETAILS RFQ.exe Startdate: 23/09/2022 Architecture: WINDOWS Score: 100 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 9 other signatures 2->40 10 OUR DETAILS RFQ.exe 3 2->10         started        process3 file4 28 C:\Users\user\...\OUR DETAILS RFQ.exe.log, ASCII 10->28 dropped 52 Injects a PE file into a foreign processes 10->52 14 OUR DETAILS RFQ.exe 10->14         started        signatures5 process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.theavalonsaysmoo.com 17->30 32 www.coastaladvisors.xyz 17->32 42 System process connects to network (likely due to code injection or exploit) 17->42 44 Performs DNS queries to domains with low reputation 17->44 21 wscript.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-13 15:49:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zvn6s2l24qsydidtzc5zpwtlpvt35tvf5a5u3qszwdsh55kafhmq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:lsg6 rat spyware stealer trojan
Link:
https://tria.ge/reports/220923-k3bc6agce6/
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 WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d62ef2d2-9707-4fa8-8ee3-77397208417a
Unpacked files
SH256 hash:
2b973882d230daec9bb453ade787729b8a2425f237a43cec483b87ab3c78811b
MD5 hash:
bebc1db2e8261b4ba9d191b90789d92c
SHA1 hash:
dc241d081836dde0be5ac13e2eb5e66af5e2b640
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
Parent samples :
ba31a3552408e0705d29a1021b662de94a2adda9f5e994ed99ac78c89ff32f18
877b26e0bec03030ed3d0d7a92c53c46e6f696df51be924817421f1685d21b50
96df49e0deef67a2fc032cf1018662606bdef066655c1f31f135ccf8e68bace5
70d121cfabbbf118335b8ae4f6a3a072f09ce2f11bd73c711120fa9070d608e3
a0bb4aba51b98f18ee5fb62cca841faf2e7aabb304300cc7d4d90125cba09d61
c79bd4c69c806e1516f6cf2160ffa1172e074fbe652bd3793f661aaa39cccab9
51f2aed60e4e94e4ff442a809b63f4dd3a05b2b0e8d6dad5e595f7c2a01f892b
cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9
e8911ed914364aaa1dbffcfe55c53e2932e9f38ea490523a8bcaf8e13633187a
SH256 hash:
b67f00de1b18160ef5fb078f5fff7a0f90429d26f68bb89b91087ba2c6ebdeb2
MD5 hash:
756c26e7e5dcd20977462cef12916e86
SHA1 hash:
e3a8614f2e5af9d41fdb461db56d59c9ba2991c8
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
SH256 hash:
8b533ffaed24e0351e489b14aaac6960b731db189ce7ed0c0c02d4a546af8e63
MD5 hash:
dbc7be56e6e32349315170599c8b333f
SHA1 hash:
d8e5840e3574b87d435e55a65ac648e040871aee
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
SH256 hash:
4f95fdc050c05f3eb579c170ee8165ddbe1eff93925aa37ed9e8223d66af8332
MD5 hash:
8b4d002a57a20406c8a6f915646b351a
SHA1 hash:
8e29dee0b41dd21f92a96321c2534fb5ada32470
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
SH256 hash:
4a9eb58f2a214deb07416b9f1eb3750c8398ff8ef06f0df5a61123bfcbd7787f
MD5 hash:
e154c26651f7c7f51ac72e08ae60d079
SHA1 hash:
82b2433c6393ab26142ad09c7735e9584970d87c
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
SH256 hash:
cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9
MD5 hash:
def95cc14441827dc1422c235e2475b2
SHA1 hash:
dcbcd039c1d440b6c96d089d22ca919dcfb14dd1
Link:
https://www.unpac.me/results/7a69a6c0-a8f7-478f-92dd-6a1bb383109f/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cd5be9697ae4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9

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:RansomwareTest4
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest5
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest6
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
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

gz aa2183d966ff4dc3eb176ad54c79b770e635e0c148b871a93b3d606e29882f38

Formbook

Executable exe cd5be9697ae42581a073c8bb97da6b7d67becea5e83b4dc259b0e47ef54029d9

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 aa2183d966ff4dc3eb176ad54c79b770e635e0c148b871a93b3d606e29882f38
Cape
Cape
https://www.capesandbox.com/analysis/312563/
  
Dropped by
MD5 3c3dc15c9efd520d14ab734936793e96

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