MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90
SHA3-384 hash: 3801451a845a0ffbb46d79be819c1a5d0cc0d1029c42abfadd30fcf1dd189ba02dba8fca3dba325c086426bb82220180
SHA1 hash: 1fb8f8f2183bc6bcf2cb1edfc6e6acf78b54d2a8
MD5 hash: f52f691360528b5d7d8a85e55c99040c
humanhash: zulu-grey-crazy-music
File name:САТЫП АЛУҒА ТАПСЫРЫС.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'058'304 bytes
First seen:2022-09-30 14:22:17 UTC
Last seen:2022-10-10 12:56:19 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:hqjo1dsPYxQfwZWvnIMzFFLorJ2YQxMj9XWhs4S90tQ12IU:hqMXqYm4ZwLLorJL1WhG3fU
TLSH T1C735E13616EE8B0BD15DB6B891D0D2F6A3E9CC14F167C3975FCA6C5FB08A7608621312
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
258
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/315205/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.389.UNOFFICIAL
Create hunting rule

Porcupine.Unclassified.22121.UNOFFICIAL
Create hunting rule

Win.Dropper.LokiBot-9971787-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Launching the process to change network settings
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6336fbc878d4acb349f38d56/reports/acb30bce-8c81-4649-a1a2-a05ed009dd64/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/de8b3f48-a071-4f99-8ca7-3168d564802b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1080955
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 713513 Sample: 2b#U0421.exe Startdate: 30/09/2022 Architecture: WINDOWS Score: 100 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for dropped file 2->47 49 Sigma detected: Scheduled temp file as task from temp location 2->49 51 9 other signatures 2->51 10 2b#U0421.exe 7 2->10         started        process3 file4 37 C:\Users\user\AppData\...\whRHwXJWJJ.exe, PE32 10->37 dropped 39 C:\Users\...\whRHwXJWJJ.exe:Zone.Identifier, ASCII 10->39 dropped 41 C:\Users\user\AppData\Local\...\tmpAC44.tmp, XML 10->41 dropped 43 C:\Users\user\AppData\...\2b#U0421.exe.log, ASCII 10->43 dropped 55 Uses schtasks.exe or at.exe to add and modify task schedules 10->55 57 Adds a directory exclusion to Windows Defender 10->57 14 RegSvcs.exe 10->14         started        17 RegSvcs.exe 10->17         started        19 powershell.exe 21 10->19         started        21 schtasks.exe 1 10->21         started        signatures5 process6 signatures7 59 Modifies the context of a thread in another process (thread injection) 14->59 61 Maps a DLL or memory area into another process 14->61 63 Sample uses process hollowing technique 14->63 65 Queues an APC in another process (thread injection) 14->65 23 explorer.exe 14->23 injected 67 Tries to detect virtualization through RDTSC time measurements 17->67 26 conhost.exe 19->26         started        28 conhost.exe 21->28         started        process8 signatures9 53 Uses netstat to query active network connections and open ports 23->53 30 NETSTAT.EXE 23->30         started        process10 signatures11 69 Modifies the context of a thread in another process (thread injection) 30->69 71 Maps a DLL or memory area into another process 30->71 73 Tries to detect virtualization through RDTSC time measurements 30->73 33 cmd.exe 1 30->33         started        process12 process13 35 conhost.exe 33->35         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-27 08:42:03 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
10 of 26 (38.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ffmjrcpwzxew35s5eec74zm73qxn7lu7pa3oirz4yse7mmwjpkia._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:de19 rat spyware stealer trojan
Link:
https://tria.ge/reports/220930-rp5s6sefhk/
Behaviour
Creates scheduled task(s)
Enumerates system info in registry
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/922ca7f6-f60c-4d57-921a-378ee188ebe6
Unpacked files
SH256 hash:
75fdcb0a5d57c9775d132096cc4ebdcb199a1b2c62627bd8954a3172eb71cf07
MD5 hash:
4a5573e5995b326833f51feebd295564
SHA1 hash:
fb79d68666810912ddde6621292c05b7bc696d86
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
Parent samples :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 hash:
2470b39032f6182252039c88199016566b0de30c6aa02163a143427afedd12af
MD5 hash:
c3a1924684ca30ed22234ce1d9111dfc
SHA1 hash:
7347706241422758c06440fd6044ae4e042b456b
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
SH256 hash:
2fb44eed284ca1659a0043c9cf782ba4e490c6a9ef561905fc5e82a88bfc7c25
MD5 hash:
656e3344679920ebd4da47e9aba81a9b
SHA1 hash:
3699fb11befa44e115936ed1eee26829a9dc3161
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
SH256 hash:
069acf6ce834e2019f3c8dd467dab549eedbcf5c2279503069e30e3c88b16faf
MD5 hash:
b84ba3aac4d986c5f9f969a650bca404
SHA1 hash:
028951574c469fb0b27fd97665e275817aaa410a
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
SH256 hash:
29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90
MD5 hash:
f52f691360528b5d7d8a85e55c99040c
SHA1 hash:
1fb8f8f2183bc6bcf2cb1edfc6e6acf78b54d2a8
Link:
https://www.unpac.me/results/b3ed8a79-5c7e-4589-9f64-57f016f0fe10/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/29589889f6cd/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/29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:RansomwareTest4
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest5
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest7
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
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

zip 3d81c78e392a1f183cbbe357366a9f3c7900e5aa614178742558ce8a110fc4e4

Formbook

Executable exe 29589889f6cdc96df65d2105fe659fdc2edfae9f7836e4473cc489f632c97a90

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 3d81c78e392a1f183cbbe357366a9f3c7900e5aa614178742558ce8a110fc4e4
Cape
Cape
https://www.capesandbox.com/analysis/315205/
  
Dropped by
MD5 e73fc04b2c262ebab427352d7423c9cd

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