MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614. 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 2 File information Comments
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SHA256 hash: 191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614
SHA3-384 hash: 21682cab2a528b74755b1db2d92e10391bb88b25fdb8d25fac78f295adb52d63d9a58034d78511ec43ab2374d119cbeb
SHA1 hash: be2812399e28af8bfa0216405566fa90f13e70ff
MD5 hash: a6686f0d5b5618077829a1351c7a275f
humanhash: hotel-undress-glucose-stream
File name:Attached Order Requisition..exe
Download: download sample
Signature Formbook
Create hunting rule
File size:571'392 bytes
First seen:2022-04-13 06:40:22 UTC
Last seen:2022-04-13 08:00:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:xrcasj9dTiXqLaZJJySSXBN8R2aMzMlvWIx6OwRbJJrx:xRknf2JJy9/xga
Threatray 14'933 similar samples on MalwareBazaar
TLSH T194C48C99F54035CFC447C971C8A5DCB0BA9473AA421EE247B8B366586EBD4C2DE00EB7
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
345
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Attached Order Requisition..exe
Verdict:
Malicious activity
Analysis date:
2022-04-13 06:42:07 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/d260b80e-3b83-4365-bc60-d1e849b837bb

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/263299/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.25436.4665.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62567082ffe27d5119be9cb3/reports/7ba5029e-31b5-41dd-b104-57e7b49bd5af/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a8a6ef95-d119-4c3b-bda1-5253de17af06
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/975928
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
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
Self deletion via cmd delete
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: 608415 Sample: Attached Order Requisition..exe Startdate: 13/04/2022 Architecture: WINDOWS Score: 100 31 www.ulrichfab.com 2->31 33 www.rapina.biz 2->33 35 3 other IPs or domains 2->35 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 8 other signatures 2->49 11 Attached Order Requisition..exe 3 2->11         started        signatures3 process4 file5 29 C:\...\Attached Order Requisition..exe.log, ASCII 11->29 dropped 63 Injects a PE file into a foreign processes 11->63 15 Attached Order Requisition..exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.pxshippingsolutions.com 198.54.117.244, 49800, 80 NAMECHEAP-NETUS United States 18->37 39 efrovida.com 192.0.78.25, 49802, 80 AUTOMATTICUS United States 18->39 41 4 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 msdt.exe 18->22         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 22->55 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 04:29:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dep4ds5tjuvynpyiliaz2yqe6hxhn5k2pzwdqspagcoxmzw2iyka._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3a3e12eabec6d3f196912bfeca3527aa7f965721489217d25b663af4a88cd25f
Formbook
3be0ec47961daf00ad70c778e46eb97964a4a0c53b281e3ae7828c2ee79e0f62
Formbook
4083d4907b0926bbea1b80c0dd047d1e6c835dc259f9e698c4cfb7f2218b77d3
Formbook
67e667585a2282864a0187dc3e91dce19e6de52194576a0abe57f139cb92eeb2
Formbook
af985554eebc4990f77fc7c337d7af4367c2e28acbb41386669e5fa3bb55fbcd
Formbook
ba347c1008ade9d22ce86ffc99ad1b8d8bb3fe4d392d911e8c4c2f2a11c98f13
Formbook
c8781b8dca56fa093b3df95c16360b2dc381eadb10b4f9055e11b39f34284749
Formbook
da90895ec14c13c733ba3550194ab36a4c64130c5c2b2038c163dff0c505b3e3
Formbook
fbcf4ee29500a0213f0afb0877088e0dc85bfa74f95c80f9ad289bd2c816a93f
Formbook
+ 14'923 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:u6fn loader rat
Link:
https://tria.ge/reports/220413-kz2qyaeaf2/
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
Xloader Payload
Xloader
Unpacked files
SH256 hash:
289098220f850558e0c4b552096cb9fbc6140ae918d6a625545b4a5b2ae6c141
MD5 hash:
5ac0f0f51b3dddb2089c99317a561bb1
SHA1 hash:
14d49ee91d276b3865de0080bbf9dc4797e5b975
Link:
https://www.unpac.me/results/12b37105-1734-44ac-9f1b-242fcb09ef2c/
Parent samples :
3a3e12eabec6d3f196912bfeca3527aa7f965721489217d25b663af4a88cd25f
67e667585a2282864a0187dc3e91dce19e6de52194576a0abe57f139cb92eeb2
17c6d90478db4497b55db86e046514d9b8f9412e5abf63d0d52d4db71c848984
fbcf4ee29500a0213f0afb0877088e0dc85bfa74f95c80f9ad289bd2c816a93f
SH256 hash:
0ac434e5446e04287f4904521e39f1fad6a4b84312ba3de4536bf9a67411b161
MD5 hash:
0b96128d1333a6162a01344619eb35e6
SHA1 hash:
abdfa9b79e1e918fe7d84d8bf305bc5e7fc0997a
Link:
https://www.unpac.me/results/12b37105-1734-44ac-9f1b-242fcb09ef2c/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/12b37105-1734-44ac-9f1b-242fcb09ef2c/
SH256 hash:
191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614
MD5 hash:
a6686f0d5b5618077829a1351c7a275f
SHA1 hash:
be2812399e28af8bfa0216405566fa90f13e70ff
Link:
https://www.unpac.me/results/12b37105-1734-44ac-9f1b-242fcb09ef2c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614

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
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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

Executable exe 191fc1cbb34d2b86bf085a019d6204f1ee76f55a7e6c3849e0309d7666da4614

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/263299/

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