MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15. 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: 17


Intelligence 17 IOCs YARA 6 File information Comments
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SHA256 hash: ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15
SHA3-384 hash: adfa610fc88c8476c784a51a00928cbe7c45f00e12a0a27110f6dd25a3e10ceb7f118327ed9f289018183fb7d397764f
SHA1 hash: 3382ea4c159de6051273ebc2ffe8c4e4a78c1154
MD5 hash: 74db358f5925396f121cff9f07624144
humanhash: fillet-alabama-social-king
File name:mmmanu776543.exe
Download: download sample
Signature Formbook
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File size:873'472 bytes
First seen:2022-06-15 15:58:28 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:qmSQL/vkuKLBM9AT5i2tUvCVci+QH22qla5w/yXbx9SeLO4AHhAx3lbG:qmBLXzKVJirKVcfQH0MW/Ibx9eKe
TLSH T1DD057CCA0796BDC6DCD1473589FB0F21A146A2F4690FD30B4645B93B0BAF4C9BE416CA
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
400
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
mmmanu776543.exe
Verdict:
Malicious activity
Analysis date:
2022-06-15 13:01:18 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/5ecbb334-b1a9-4b5b-8c8f-702f3079ebcd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/280231/
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
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Win.Trojan.EmbeddedReversedDLL-9940922-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Sending a custom TCP request
Creating a file
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit packed
Link:
https://www.filescan.io/uploads/62aa0205b0582adf05a8b52a/reports/2ff780de-7bcf-4668-9965-e3bef455902b/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/5fe5898e-5a27-4961-ad15-5c47238442ca
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1013825
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
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
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 646321 Sample: mmmanu776543.exe Startdate: 15/06/2022 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Antivirus detection for URL or domain 2->44 46 7 other signatures 2->46 10 mmmanu776543.exe 1 2->10         started        process3 file4 32 C:\Users\user\...\mmmanu776543.exe.log, ASCII 10->32 dropped 56 Writes to foreign memory regions 10->56 58 Injects a PE file into a foreign processes 10->58 14 InstallUtil.exe 10->14         started        17 powershell.exe 15 10->17         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 2 other signatures 14->66 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 34 www.8hck.com 50.3.32.186, 49846, 80 EONIX-COMMUNICATIONS-ASBLOCK-62904US United States 19->34 36 www.rebelmvmt.com 38.63.198.1, 49844, 80 COGENT-174US United States 19->36 38 5 other IPs or domains 19->38 48 System process connects to network (likely due to code injection or exploit) 19->48 25 mstsc.exe 19->25         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 25->50 52 Maps a DLL or memory area into another process 25->52 54 Tries to detect virtualization through RDTSC time measurements 25->54 28 cmd.exe 1 25->28         started        process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-06-15 11:08:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xiwslmrvomaaetamk35v6bd7zcsg4y7shu6ywhejnhxzgjyrzukq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:t23s rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220615-te21mshaa3/
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
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
2cc3f06a7acce043719a37ccffc66eef769331c468f0f2d57c2c6908b72eacec
MD5 hash:
8e67374f0513fcb8f63f9a7616dfc6d5
SHA1 hash:
84ed7fe4446e7ea076f51c21be031bc8582a259c
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/67260353-24d5-422a-be93-fcfcd405acb4/
Parent samples :
466c633e1e137b92c883a26a147275a6d90d538e6f87b28c70089d7d30e8ac3a
ca2ff9b2f21e729fedaf39b0ca30205ace55e58b85186494831a3d51b638e17c
ba04df350fd5415ca46d234d20cd02273e32484de22cacc224c710477402ab9e
ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15
SH256 hash:
e0936897e429f41d7cf0aa60f47c81e07f0f59073f5640bbf2d9073e04fe565e
MD5 hash:
f197300a18c696372b2b7f571725b783
SHA1 hash:
e570b2f8032b4efea2436da8fc4e4392269f951c
Link:
https://www.unpac.me/results/67260353-24d5-422a-be93-fcfcd405acb4/
SH256 hash:
594228a863392fbda61d525b744cc971c5423e5073b36cefeb1a72a8f5d081de
MD5 hash:
6c253a85a5205143a9d5b80bef28b6ad
SHA1 hash:
0593b36d48b6e87bb083f91e5f5211b62b617098
Link:
https://www.unpac.me/results/67260353-24d5-422a-be93-fcfcd405acb4/
SH256 hash:
ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15
MD5 hash:
74db358f5925396f121cff9f07624144
SHA1 hash:
3382ea4c159de6051273ebc2ffe8c4e4a78c1154
Link:
https://www.unpac.me/results/67260353-24d5-422a-be93-fcfcd405acb4/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ba2d25b23573/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/ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15

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:exploit_any_poppopret
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Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:meth_get_eip
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Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:Typical_Malware_String_Transforms
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Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
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Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Malspam

Formbook

Executable exe ba2d25b2357300024c0c56fb5f047fc8a46e63f23d3d8b1c8969ef932711cd15

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/280231/

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