MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0
SHA3-384 hash: fd17d73656161082d391526ad5236b4a2f787b7deaf8bc2740af320674d21cb0f10cc5c6904cb4401c533af5a8ae4a78
SHA1 hash: d4776f94c7a2fcd8bd177b677592867c01d761fc
MD5 hash: 38ecdc3cb5a7e5f0b3860686c59fa2af
humanhash: lemon-cold-cold-july
File name:38ecdc3cb5a7e5f0b3860686c59fa2af.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:307'417 bytes
First seen:2021-11-29 19:12:34 UTC
Last seen:2021-11-29 20:39:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:rGi8OMxA/+4s1AjEfD+Em4G4s5MqC4EkXjHskbHRe9VQtvXy:ANxA/2865m4eankXLskDRe9VQRi
Threatray 11'867 similar samples on MalwareBazaar
TLSH T1F464224ABF808DFBE1C112316036E6F5FBF9078E61B920C78F942EA42C631CA16507D6
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
38ecdc3cb5a7e5f0b3860686c59fa2af.exe
Verdict:
Malicious activity
Analysis date:
2021-11-29 19:17:04 UTC
Tags:
installer
Link:
https://app.any.run/tasks/6c87e849-77f9-40b6-94a8-ebb5cde4a964

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.52410.2825.6789.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Result
Malware family:
n/a
Score:
  0/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/200/overview
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61a52642bbfd2af97cba9f85/reports/a2ee01a3-de3e-4fee-8d0f-0c4c41fc0cef/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/99b6cb19-e6b2-4cf7-b04c-ee82e9863a5d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/898182
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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: 530663 Sample: 6mG1K5wMEu.exe Startdate: 29/11/2021 Architecture: WINDOWS Score: 100 35 www.klmywmux.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 6 other signatures 2->49 11 6mG1K5wMEu.exe 17 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\Temp\...\mluc.dll, PE32 11->31 dropped 33 C:\Users\user\AppData\...\2dskd7jp0vglt2h, DOS 11->33 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 6mG1K5wMEu.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.2ab0.com 119.28.2.14, 49830, 80 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN China 18->37 39 www.brocoser.com 217.160.0.250, 49806, 80 ONEANDONE-ASBrauerstrasse48DE Germany 18->39 41 www.idahofloat.com 216.172.155.152, 49777, 80 EGIHOSTINGUS United States 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 wscript.exe 18->22         started        25 autoconv.exe 18->25         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0/
Threat name:
Win32.Trojan.SpyNoon
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Status:
Malicious
First seen:
2021-11-24 22:45:20 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
23 of 45 (51.11%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
139afefc28319e5f2d0706268613e6d473be21893b39e7cffb76c1f7711fbee1
Formbook
26b24cfe3b0bb84b26fc83ce689b74728ac61f32391772dcc76eab04cc7042b5
Formbook
28b7c509a791caa6448666e9ea27d735770665cce23d0ca8a05404f41db299ec
Formbook
4a2907475d0024c654da40187933dbb740f743d6adaeae9595c43502e2092772
Formbook
578a65819b95b3c817cd4d6dfe3ef9855ffb7309ef3ae8ce904fb558e262a86d
Formbook
6af0f1291317c39b44b04f067cba3aba04781f54e2dbc8932acf57f321fdec76
Formbook
6c505769c3fd238742b1a9ae5620afc9c4c24e37c5e749feda8eac24417faa23
Formbook
a33cbeb94697eb2355ea92f44f065e52461adaf621ad548d066dc73d6d76eeb9
Formbook
b52af14eb676f40ba504c6c97cc06a75fc266a4abb3da6feb923701bbd8d0f51
Formbook
+ 11'857 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:h2b0 rat spyware stealer trojan
Link:
https://tria.ge/reports/211129-xw3v2scfak/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.brocoser.com/h2b0/
Unpacked files
SH256 hash:
8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0
MD5 hash:
38ecdc3cb5a7e5f0b3860686c59fa2af
SHA1 hash:
d4776f94c7a2fcd8bd177b677592867c01d761fc
Link:
https://www.unpac.me/results/5e805fe1-0b32-48fe-ace0-65fe7907f548/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0

File information

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

Web download

Formbook

Executable exe 8ce92aa7adf904cf5537d473d68ca81efe1a9c4d4d6cb38e07b1366863e8aea0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1813697/
  
Delivery method
Distributed via web download

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