MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb
SHA3-384 hash: e1dad7f122bb6dd6aafda4baf2ae53328d7c300794358d41ae3fc0f6597bfb27b48b5f66f29a6602d23cf3e6482015d5
SHA1 hash: f720cb7c36fa6a1adf4e43c05ff8053b35a63772
MD5 hash: bf2bf46d15bfca1ddeb3f9555f15cf54
humanhash: michigan-oranges-east-finch
File name:Delivery Note - AWD 200038485852- 234920300880.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'211'904 bytes
First seen:2021-07-12 07:34:26 UTC
Last seen:2021-07-12 07:35:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:AXctb7Yr732+KFLTM6SBkCjG9g0n5f9l6PIYpbjb6:M6bcRKVgDuD5FcxbH
Threatray 5'935 similar samples on MalwareBazaar
TLSH T1AB45BE2D23FEA509F23BFF709FA0F2459E667B768225D14D68C4020A6871D81EE77532
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Delivery Note - AWD 200038485852- 234920300880.exe
Verdict:
Malicious activity
Analysis date:
2021-07-12 07:41:04 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/d2e06a2c-5324-4f51-84a2-918b2e42f786

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/170973/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.925-1.UNOFFICIAL
Create hunting rule

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/addf508d-8c5d-402d-9a97-fbccad0fd7a4
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/814594
Signature
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
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 signatures2 2 Behavior Graph ID: 447005 Sample: Delivery Note - AWD 2000384... Startdate: 12/07/2021 Architecture: WINDOWS Score: 100 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 5 other signatures 2->44 9 Delivery Note - AWD 200038485852- 234920300880.exe 3 2->9         started        process3 file4 26 Delivery Note - AW...34920300880.exe.log, ASCII 9->26 dropped 46 Injects a PE file into a foreign processes 9->46 13 Delivery Note - AWD 200038485852- 234920300880.exe 9->13         started        signatures5 process6 signatures7 48 Modifies the context of a thread in another process (thread injection) 13->48 50 Maps a DLL or memory area into another process 13->50 52 Sample uses process hollowing technique 13->52 54 Queues an APC in another process (thread injection) 13->54 16 colorcpl.exe 13->16         started        19 explorer.exe 13->19 injected process8 dnsIp9 30 Modifies the context of a thread in another process (thread injection) 16->30 32 Maps a DLL or memory area into another process 16->32 34 Tries to detect virtualization through RDTSC time measurements 16->34 22 cmd.exe 1 16->22         started        28 www.mistrips.com 66.96.147.117, 49727, 80 BIZLAND-SDUS United States 19->28 36 System process connects to network (likely due to code injection or exploit) 19->36 signatures10 process11 process12 24 conhost.exe 22->24         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-07-12 07:03:12 UTC
AV detection:
5 of 46 (10.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yqlado6bvvpngkhufwnwh6uzzq3sgwpa27f7s4acmzdkhyvzes5q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
49418af33201289e66136b482386db29a68e32c689f0b625eed3699b8bb45940
Formbook
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
Formbook
6aa8482b41eef3ea3df88b6fc0a2114c1bcfe883bd6309c9c53796543ab8f4f9
Formbook
744400d590042d779a25401879f9906b979e32bba3fac355a0ff2d5a00f4fcfc
Formbook
b35de004189f271fe754dd614e5fbbc299425f5aca9ebf1f935bf26696964853
Formbook
b3c5b3cf581d15fcbacf67b4bdba199bfe7089704875746109b3206eb07b99e2
Formbook
b8ad131dedee5c7f3164a25f907a69c6f90632f901ecf50a61aa7e31b4c8334e
Formbook
c7b835a38f13c18350ba953a8f57f8c90a237804c377ba32d6fd212daa08e98c
Formbook
d0116b0ea676a655b1d55a2b7a79fb2585c1d04803e9d1d6f9cd1da15f789138
Formbook
+ 5'925 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/210712-996t3fq5he/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.calilombe.com/gg9g/
Unpacked files
SH256 hash:
4273405463cbdca9b2b3b20a4c030ada2912103a2f3425cb497d3b7cfaa23330
MD5 hash:
4bc18851d01dea54cdff74b809ba8b7e
SHA1 hash:
0f42ef5960ca48c69a936e91a67a6c0c58e4c4da
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
Parent samples :
6aa8482b41eef3ea3df88b6fc0a2114c1bcfe883bd6309c9c53796543ab8f4f9
c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb
SH256 hash:
4c0ef8615f838fce4b4bf470e1146392c5edcbcfa9a98af9b7e604cabd706131
MD5 hash:
53eacef36583acf62a25534ffecb16c0
SHA1 hash:
f900a1244902dd08eaad1a6d797bad6b5a907064
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
SH256 hash:
5f5257e30cfc2caab058013ffc60f90fb8a5d780a14834e1371054290b7658e4
MD5 hash:
b0e14c3526d6623ae9b7b5f5e0efde76
SHA1 hash:
f7d127bff2dfb1100ebd55fdd12dfb7a2b382fdc
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
SH256 hash:
461872df7c0dbfcdac711493325692fdcc23cfba5f4dcd44c4e814e1015063aa
MD5 hash:
9b4658ca598a86e6f5a2542e97d3eb39
SHA1 hash:
967bbf643b9bab47795ff133e6f989884576b512
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
SH256 hash:
69cb94119e80d6e3c4c0a1b1c73d6b8ae9dcb8fc29676ac06ad3d23d7e3bd4f0
MD5 hash:
1bbab68ebe1cd4bf31725d28af74986c
SHA1 hash:
3a592b49b88dd9a95a342cf5562cd6f417404460
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
SH256 hash:
c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb
MD5 hash:
bf2bf46d15bfca1ddeb3f9555f15cf54
SHA1 hash:
f720cb7c36fa6a1adf4e43c05ff8053b35a63772
Link:
https://www.unpac.me/results/5519bdd1-ed2f-4e1c-8cfc-e27d82145aed/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Steam_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Steam in files like avemaria

File information

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

Malspam

Formbook

Executable exe c41601bbc1ad5ed328f42d9b63fa99cc372359e0d7cbf970026646a3e2b924bb

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/170973/

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