MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44. 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: 2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44
SHA3-384 hash: 886853487d39122dfb10959fd58449f07aea7d26a8ee281e6e52e874add81e53fd1a408c1e0b6f71fb0e3a489bd51f0a
SHA1 hash: 433fb441b04980ba8cfa87e5b5e978c1ea2866e1
MD5 hash: 57c7197e5a65dfb3079b47e524fd148c
humanhash: zulu-alpha-maryland-sixteen
File name:57c7197e5a65dfb3079b47e524fd148c.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:665'600 bytes
First seen:2023-06-22 10:36:55 UTC
Last seen:2023-06-22 11:44:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:vpdvDhH62MmgPFsOnb89E/pnrKLwqvcYCh8OESIWS6qgJWVYtE2:xdvDcAwY99wVXhzEgU
Threatray 2'562 similar samples on MalwareBazaar
TLSH T14FE4120476770711CAF50BF169552770537FAE2E3139E28B0C97B0EA666AF0A57A3E03
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% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon e0cc8e8e8eccccf0 (19 x AgentTesla, 8 x Loki, 7 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
250
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
57c7197e5a65dfb3079b47e524fd148c.exe
Verdict:
No threats detected
Analysis date:
2023-06-22 10:37:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a7da6acd-fbee-463c-b3ab-d6946677fb0e

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/401657/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67673670.21242.28403.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Link:
https://www.filescan.io/uploads/649424509d44d31f835c1c06/reports/6276e407-5d63-495e-b853-ef65de2dad85/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44
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/a35eafe6-4498-4ed3-8a9e-8e722c1cafd8
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1259647
Signature
.NET source code contains potential unpacker
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
Performs DNS queries to domains with low reputation
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: 892669 Sample: lKKZJC15N4.exe Startdate: 22/06/2023 Architecture: WINDOWS Score: 100 31 www.ntzb1.vip 2->31 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 4 other signatures 2->45 11 lKKZJC15N4.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\lKKZJC15N4.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 15 lKKZJC15N4.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 2 1 15->18 injected process9 dnsIp10 33 www.sorunsuzyayinburada9.shop 98.124.224.17, 49700, 80 ENOMAS1US United States 18->33 35 www.sykkbup29.xyz 18->35 37 2 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 49 Performs DNS queries to domains with low reputation 18->49 22 systray.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44/
Threat name:
ByteCode-MSIL.Trojan.Taskun
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Status:
Malicious
First seen:
2023-06-21 18:47:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fa2mo4lpdektmjjfrpsj4wdnydmbxy4s7g7n5lq53v2ai2jiprca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3682f76c6feec004f58d0b9c732b45215375d45f250bdac03fb3694097710c3f
Formbook
423562e381586b1c4169d9c3c00014ef14c69bc546897a47ad7a301ac6c7c3c1
Formbook
4faf527fcde9f38b487c5f4a7c29dcba98977f664c1f2c8be13bc88c7232f496
Formbook
6689c58325956e0d5afe938fc8139589f85d44ff8733a6080c123eac34219e5b
Formbook
868c32e8f0d323bf24fbb9c6d073198cdb50a072905ba1f43f3725dceac6863d
Formbook
99002f0c1304f392fb93c48abc83bcbe88c42854c06ebebc77617912747b7f1d
Formbook
d6fc1cb115ba92328c7be966ad4a2f85c015555934898cadc108715aa4c8eda9
Formbook
e83a100ef343119544c86c96100a05b5a710fc04479d6ac1673cc5ec6c8d11bf
Formbook
ec879f20532ad2763f5b921c58e0231e542ae4f7d488aadf0fdddbaf14fa3569
Formbook
f52f3c64c7e5729b929919c449f9087899823470d11335c5dad97f8c19ce2679
Formbook
+ 2'552 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:xchu rat spyware stealer trojan
Link:
https://tria.ge/reports/230622-mnsp1adh68/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
955b267b5c991cccbd168c2127a490e77c2cd9e884c4963ff75e93b4f885bbcc
MD5 hash:
68b300e6be0bbb8bbc32c7c0b94b5014
SHA1 hash:
155b285f50d48b46378eb8bad40220050de07107
Detections:
FormBook
Create hunting rule
win_formbook_w0
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win_formbook_auto
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win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
Parent samples :
4faf527fcde9f38b487c5f4a7c29dcba98977f664c1f2c8be13bc88c7232f496
2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44
9e4d05b5c07d77f2bf1fd7a22c59b4932f096ad1e140a536a025b5c325683073
SH256 hash:
537a5462ceec26e6d93387f3d014b85aa0d765dffea8af9792abb7321b47848b
MD5 hash:
58997cc12b6e9c9c99ae39f026dd6ee2
SHA1 hash:
e63bea39664b02369d81de61d5d33468a0020b00
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
SH256 hash:
52f358d201e81d3a0391cedd3042e2f957555b77aa49559f7fb810bbb7673ba1
MD5 hash:
c785ddc46141af772c75101d17c46a41
SHA1 hash:
e248723b6f60cc7607980d07172b64c33b2b2f15
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
SH256 hash:
fcd9a285076c520c73421fa9b0456c06cdbb3c087481f167e6bd5b18555dc191
MD5 hash:
bc1c82571e046deac0795f832966fda6
SHA1 hash:
76a5bf8577374c9e61abc76f4ba88ee044580525
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
SH256 hash:
e430027c4ddc41d40b59d4bca61a406e6d48a168e39f0a167a5c24e9ea372504
MD5 hash:
833cea52a3a5186035ebd23451467f6b
SHA1 hash:
5069b2158fb26373f7186f55d0e4142bf61f08c2
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
SH256 hash:
2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44
MD5 hash:
57c7197e5a65dfb3079b47e524fd148c
SHA1 hash:
433fb441b04980ba8cfa87e5b5e978c1ea2866e1
Link:
https://www.unpac.me/results/fb365c1c-4ab4-4db9-be06-c11fc21fbcb2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44

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
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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 2834c7716f19153625258be49e586dc0d81be392f9bedeae1ddd740469287c44

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2667077/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/401657/

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