MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32. 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: 13


Intelligence 13 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32
SHA3-384 hash: ae92c1109f6674f7f29b697f24e267b168427215e8d9a03d088fc197c76d23b668df46ed4ed90992c16928400ac20fab
SHA1 hash: 5cbb37ec143a01d49b809bb31bc19bd8bc7846b7
MD5 hash: 8d9db0d102c2be7b8eddbd6530e7bc5f
humanhash: single-muppet-bulldog-single
File name:8d9db0d102c2be7b8eddbd6530e7bc5f.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'250'816 bytes
First seen:2021-03-22 19:54:55 UTC
Last seen:2021-03-22 21:54:51 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 24576:U9HFPuCzvPNrd17DazZYVee4Glpl1AD+r0//t9EB1+NSULPxh8UXLuNURzGcPVWe:U9HFPuCzvPNrT7+zZYVeeLlpl1AD+r06
Threatray 4'135 similar samples on MalwareBazaar
TLSH 25454A06666ABB20E07F07368EA4816683FAFD53DB31C67D6CD430D94571B51ABB2332
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Medical Equipment supply Tender.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-22 08:04:58 UTC
Tags:
encrypted exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/3c11adb9-8d09-40d0-8873-7cd0e7769cf0

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/126197/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.594.21441.13499.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/1713d982-0d24-49ed-9788-d66bcb122fe5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/649055
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
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: 373492 Sample: 2os1TIXTXk.exe Startdate: 23/03/2021 Architecture: WINDOWS Score: 100 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 44 6 other signatures 2->44 10 2os1TIXTXk.exe 3 2->10         started        process3 file4 30 C:\Users\user\AppData\...\2os1TIXTXk.exe.log, ASCII 10->30 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 2os1TIXTXk.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 32 iidiotproof.com 66.235.200.146, 49754, 80 CLOUDFLARENETUS United States 17->32 34 www.chineseschool.space 185.189.116.66, 49766, 80 AZCUSTOMERSDE Germany 17->34 36 3 other IPs or domains 17->36 46 System process connects to network (likely due to code injection or exploit) 17->46 21 cmmon32.exe 17->21         started        24 autoconv.exe 17->24         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 26 cmd.exe 1 21->26         started        process13 process14 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2021-03-22 10:46:13 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2xf5vngmz5qnkofstpt5yolu6j44356fa2exgyjamsmcb2u7puza._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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056548a367412a9b7fcb2d136d1c425ecfc2b0627de5d6842a5b79cee17d67dd
Formbook
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
0953e54968ca9407a172c0a35a00d8b30ec603770809bbd2901a070e1b83b7f8
Formbook
21ba0bed0b05a2ce68496e73a5c103fb5b815ac2c77e997f46e5d09666c1c978
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38272fb3fbcabee6980aeb4be9ae17147a7979dc415cb3cfbedc48cc298bbefa
Formbook
4ce173da12efcf686dd4a7fec6678fc6c0e2cae352a3dd327bdfa478c18589e4
Formbook
6c131f342e8226706ba1b39cc955852b022130c14ea12bd3b3cf340bbea25bf6
Formbook
7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
Formbook
adcc2671f1168261ceace2da6f28a79e0b3bc2f774fac1d79f4628f494951d24
Formbook
ebb6267e5c3bf10ec8ccba29d6fd2c7b747cef8b758db1544caf9edc7f117d7b
Formbook
+ 4'125 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/210322-w39l8ndkq2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.fessuseyyesseee.com/mdi/
Unpacked files
SH256 hash:
c22b9993fd6abea236edcc1bf476bcd4a09015b4af09eedf660a43bf3d29a16f
MD5 hash:
1d1234ba19c430923b22f531bb19b369
SHA1 hash:
9868c1e97a3be16100a61b5ee1f7d2838b4782a8
Link:
https://www.unpac.me/results/e608b808-66b1-4a33-95f4-67ba18688750/
SH256 hash:
d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32
MD5 hash:
8d9db0d102c2be7b8eddbd6530e7bc5f
SHA1 hash:
5cbb37ec143a01d49b809bb31bc19bd8bc7846b7
Link:
https://www.unpac.me/results/e608b808-66b1-4a33-95f4-67ba18688750/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32

File information

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

Web download

Formbook

Executable exe d5cbdab4cccf60d538b29be7dc3974f279cdf7c50689736120649820ea9f7d32

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1083361/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/126197/

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