MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36
SHA3-384 hash: 6bddb0fea1e091993c9ed94f57edc6fc7f1fe64f35b38a80204d63938c760a9507ea11d8c2ab074e57c838f7cb4488af
SHA1 hash: cd85339b1c2f4ef2e9267a5ccbba144b3673329c
MD5 hash: 38bb52be5f33531c14022cc2d6c124d5
humanhash: pizza-harry-stairway-lamp
File name:38bb52be5f33531c14022cc2d6c124d5
Download: download sample
Signature Formbook
Create hunting rule
File size:666'112 bytes
First seen:2022-05-12 02:35:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:xpUpPnLEhXVdfU4M9c+PvaFaF7G7cXQH3z4yvAi1nkxIhclBaezq4HrtPdlp:xuRnLQ4lYFadKXVI5xDlcNKZdl
TLSH T1A6E40228B6FAD622D0BE2F36E4F5606507BAAE09A137D30E21CC534E6E137970D54793
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon e0d2e25945ba9cf0 (15 x AgentTesla, 9 x Formbook, 7 x Loki)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/269800/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe gorgon obfuscated packed
Link:
https://www.filescan.io/uploads/627c729389dc6403e7762083/reports/1126e95a-3d92-439d-8090-b8f23c67f432/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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2a706636-989b-4b10-b92b-1dc9e6512620
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/992325
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Self deletion via cmd delete
Snort IDS alert for network traffic
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 dnsIp2 2 Behavior Graph ID: 624821 Sample: jO7HOv839n Startdate: 12/05/2022 Architecture: WINDOWS Score: 100 37 www.doctorpersonalbrand.com 2->37 39 parkingpage.namecheap.com 2->39 43 Snort IDS alert for network traffic 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 8 other signatures 2->49 11 jO7HOv839n.exe 3 2->11         started        signatures3 process4 file5 35 C:\Users\user\AppData\...\jO7HOv839n.exe.log, ASCII 11->35 dropped 53 Tries to detect virtualization through RDTSC time measurements 11->53 15 jO7HOv839n.exe 11->15         started        18 jO7HOv839n.exe 11->18         started        20 jO7HOv839n.exe 11->20         started        22 jO7HOv839n.exe 11->22         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 24 explorer.exe 15->24 injected process9 dnsIp10 41 www.best-mixes.com 103.224.212.222, 49806, 80 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 24->41 51 System process connects to network (likely due to code injection or exploit) 24->51 28 mstsc.exe 24->28         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 28->55 57 Modifies the context of a thread in another process (thread injection) 28->57 59 Maps a DLL or memory area into another process 28->59 61 Tries to detect virtualization through RDTSC time measurements 28->61 31 cmd.exe 1 28->31         started        process14 process15 33 conhost.exe 31->33         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36/
Threat name:
Win32.Trojan.Gorgon
Create hunting rule
Status:
Malicious
First seen:
2022-05-12 02:36:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
11 of 41 (26.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fzk6frt7uahd5fkqtbaj4pxeanzwpl4fj5sxzo6ihvmtdnbvlq3a._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:n4w3 rat spyware stealer trojan
Link:
https://tria.ge/reports/220512-c3kmtsbcbk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
43cb3fd1fa3c66f18cab67a9b7dbd96198dc040995c420f773976b4bc7faa7a3
MD5 hash:
c2be74275ac7516a986ec1c3e0e5900b
SHA1 hash:
1a6f184cc6ee663b098865df912f31111e68a50a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/a3f6853c-5d56-4310-b93b-696397e5fe3e/
Parent samples :
f6acdf84ba27d835f11aaeaf29f71eab77a592fb6fea7a06d76bcd1d9228171c
e7962cdd23b186bb033234ee3275fef94db2650f2a15fd78b25c8a2662effc80
2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36
0dc51cc07b6bf013458c563abe49a7a132fe00b9a9d80fabc2fc3baaa0dea039
9cc59c41a1a4636cca3666a82734007019864ad4657402a67a7956cf7c0342c5
855a1eca9c5b0a87ae4bd3c993fa9582807db1f7620e63d558f310826f17f5bb
SH256 hash:
c206122a7336385be557580c114ac0923192f61bc8f77aa58c898135438399f9
MD5 hash:
6c9e813248a01432890c476813d210b8
SHA1 hash:
fd54aa3af58fc3a88cb3fd6753d773cd6c51b7f8
Link:
https://www.unpac.me/results/a3f6853c-5d56-4310-b93b-696397e5fe3e/
SH256 hash:
f6e66e4936b2fb57d7992aa310830665473595e056f6a825d69131ea82bc45ae
MD5 hash:
50da7494fee68c970de64e9aa2bbed59
SHA1 hash:
4ef0803889521b95a2dc5c429cad15f1fb4f12ad
Link:
https://www.unpac.me/results/a3f6853c-5d56-4310-b93b-696397e5fe3e/
SH256 hash:
e867a9fd3654e581e88289f249cfdb5fa739f5ed171a171aa7b12ded0e7bb923
MD5 hash:
badd2bf9ae03270d3bd149e66fa19390
SHA1 hash:
02b6fa717b8e8b4a5f3942b375f93b3dd755192b
Link:
https://www.unpac.me/results/a3f6853c-5d56-4310-b93b-696397e5fe3e/
SH256 hash:
2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36
MD5 hash:
38bb52be5f33531c14022cc2d6c124d5
SHA1 hash:
cd85339b1c2f4ef2e9267a5ccbba144b3673329c
Link:
https://www.unpac.me/results/a3f6853c-5d56-4310-b93b-696397e5fe3e/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2e55e2c67fa0/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/2e55e2c67fa00e3e955098409e3ee4037367af854f657cbbc83d5931b4355c36

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/269800/

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