MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949. 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 4 File information Comments 1
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SHA256 hash: 94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949
SHA3-384 hash: 61eb9a1da708e40edc4284ca90c3583b55f957166ba0d0975686107cc63fd37634b3f323e5fe8a45055330566576d754
SHA1 hash: 7fce8adcb4821ba20ac33520f0c4f4690d258f75
MD5 hash: ec234effdb4a0bf8257f2bb41fd784aa
humanhash: video-oscar-fruit-mike
File name:ec234effdb4a0bf8257f2bb41fd784aa
Download: download sample
Signature Formbook
Create hunting rule
File size:319'488 bytes
First seen:2021-08-09 14:44:30 UTC
Last seen:2021-08-09 15:44:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:3+9boAXQe4AUF8oI9cAiDFNCVdKrLt2J8L:apUF81cAACi/t
Threatray 7'723 similar samples on MalwareBazaar
TLSH T17664E0318B940A93E5594E39E3924E4BC2F5F209AADCCA7F5FCD2089177B01397D319A
dhash icon 550959654d651945 (37 x Formbook, 28 x AgentTesla, 14 x RemcosRAT)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
187
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ec234effdb4a0bf8257f2bb41fd784aa
Verdict:
Malicious activity
Analysis date:
2021-08-09 14:45:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1b6e185d-1fbf-4469-88b9-f6f243866c0f

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/177636/
Detection(s):
SecuriteInfo.com.Trojan.MulDropNET.49.23357.13247.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Launching a process
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
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/f852862f-5764-4a03-abff-08f739f631f2
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/829412
Signature
Drops PE files to the startup folder
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE 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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 461856 Sample: CT2keP53T3 Startdate: 09/08/2021 Architecture: WINDOWS Score: 100 41 www.niewiederpickel.net 2->41 43 a.mb.cn 2->43 57 Malicious sample detected (through community Yara rule) 2->57 59 Multi AV Scanner detection for dropped file 2->59 61 Multi AV Scanner detection for submitted file 2->61 63 4 other signatures 2->63 10 CT2keP53T3.exe 1 2->10         started        signatures3 process4 file5 39 C:\Users\user\AppData\...\CT2keP53T3.exe.log, ASCII 10->39 dropped 73 Tries to detect virtualization through RDTSC time measurements 10->73 14 CT2keP53T3.exe 10->14         started        17 powershell.exe 15 10->17         started        signatures6 process7 file8 75 Modifies the context of a thread in another process (thread injection) 14->75 77 Maps a DLL or memory area into another process 14->77 79 Sample uses process hollowing technique 14->79 81 Queues an APC in another process (thread injection) 14->81 20 explorer.exe 3 14->20 injected 24 control.exe 14->24         started        35 C:\Users\user\AppData\Roaming\...\Sysapp.exe, PE32 17->35 dropped 37 C:\Users\user\...\Sysapp.exe:Zone.Identifier, ASCII 17->37 dropped 83 Drops PE files to the startup folder 17->83 85 Powershell drops PE file 17->85 26 conhost.exe 17->26         started        signatures9 process10 dnsIp11 45 theharbour1217.com 162.214.206.18, 49762, 80 UNIFIEDLAYER-AS-1US United States 20->45 47 www.kutasureblue.com 173.255.246.241, 49766, 80 LINODE-APLinodeLLCUS United States 20->47 49 5 other IPs or domains 20->49 65 System process connects to network (likely due to code injection or exploit) 20->65 28 Sysapp.exe 1 20->28         started        30 msiexec.exe 20->30         started        67 Modifies the context of a thread in another process (thread injection) 24->67 69 Maps a DLL or memory area into another process 24->69 71 Tries to detect virtualization through RDTSC time measurements 24->71 signatures12 process13 process14 32 Sysapp.exe 28->32         started        signatures15 51 Modifies the context of a thread in another process (thread injection) 32->51 53 Maps a DLL or memory area into another process 32->53 55 Sample uses process hollowing technique 32->55
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-08-09 14:45:06 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
33266e265b99fe460926af991d5451a14448e9766a42e3f0b9b2f9256c3b2490
Formbook
72320946e28ee9117b85cb1a83e5e122c3938e4a79c9be1551595103cb2c311a
Formbook
7f3487008181899cb240230130ea395a1b4a925a0fcd216dfdced242e5495deb
Formbook
a352710790883442f580f87d70387649d03b7d1d6472d995ca4bdf96d88bbf50
Formbook
dd4114ea355d3f70e7683fb8491e2499347b6133bd9ef6d094a0cb6ad8aa4609
Formbook
e3335282720a64aced9b13cfed4c58e850a78f347eca73ecf5dcf4b83925de13
Formbook
+ 7'713 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:att3 loader rat
Link:
https://tria.ge/reports/210809-r65r1lnqde/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.travelscappadocia.com/att3/
Unpacked files
SH256 hash:
b43e86ca03bb060a936645b068efd2412ce1e3dec43437cc542a99dcb362f4b0
MD5 hash:
34cabbce47c60230d70ee169d0f455f1
SHA1 hash:
9df192bfc0563ae6353316d1627f8965c16faf9d
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e387dd34-3bbe-41aa-92d3-28897add9648/
Parent samples :
33266e265b99fe460926af991d5451a14448e9766a42e3f0b9b2f9256c3b2490
72320946e28ee9117b85cb1a83e5e122c3938e4a79c9be1551595103cb2c311a
7f3487008181899cb240230130ea395a1b4a925a0fcd216dfdced242e5495deb
94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949
07f0dc41af2d35f2cdddc5e1d2e38b49db0dbfa7a80840633206c77002d019c8
8bc80b212b0e625722edb58fa22d6a8e56ad344ecddc9e8ba18e740af7f20db9
SH256 hash:
bfa12a2456d40d6c32a1f4e35bd43c81f6f67466234faed8fec19397d0e6d808
MD5 hash:
7a7927bac28be846b2fd2a5d10ba0676
SHA1 hash:
67a7b8616fc8e7aa7bb7a6e2521548e67a7caa2d
Link:
https://www.unpac.me/results/e387dd34-3bbe-41aa-92d3-28897add9648/
Parent samples :
fb110b1db7c02725d6cb0953cf153a2b5e158d358db136aece90ac06d79cb07d
80dd6d009a2b7ab7aa393d063048320db5ea3920a4fd9cca4a0a76f12183273f
SH256 hash:
94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949
MD5 hash:
ec234effdb4a0bf8257f2bb41fd784aa
SHA1 hash:
7fce8adcb4821ba20ac33520f0c4f4690d258f75
Link:
https://www.unpac.me/results/e387dd34-3bbe-41aa-92d3-28897add9648/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/94ab46851c07/report/overview.html
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/94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949

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: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.

Web download

Formbook

Executable exe 94ab46851c076f66017869f7ac4a50f9225e688d894010110fcd4839f138b949

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/177636/
  
URLhaus
https://urlhaus.abuse.ch/url/1519825/

Comments


Avatar
zbet commented on 2021-08-09 14:44:31 UTC

url : hxxp://198.144.176.246/regedit/vbc.exe