MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a
SHA3-384 hash: 0e4741b55f52393afc3294cb5288c05ba482aadbabe9b94966e3039e51aaa4ec24729c2e4603697ecb3601d52f425cc2
SHA1 hash: fb2911028f32b2b3c07004a21e84773e3efd1519
MD5 hash: abd28466f7cb80d6da36fed9f3e6bef4
humanhash: oven-kentucky-yankee-lemon
File name:IMG-000284794.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'211'392 bytes
First seen:2022-01-14 14:04:32 UTC
Last seen:2022-01-14 15:59:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:jfdz156S1GVaDMtNo7AudqtXwKc95TYY8DZW4aQgUDWEkbp+Y0X5uu8SN7FuuH57:j1NyEqJHEB20uZ6T+YLHEwsL
Threatray 12'680 similar samples on MalwareBazaar
TLSH T1BD4523D97590173AC77E1AF24DF73B0A4B6A9717A8C1AA4F66E142DF2F07183B10A344
Reporter malwarelabnet
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
2
# of downloads :
279
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IMG-000284794.exe
Verdict:
Malicious activity
Analysis date:
2022-01-14 14:17:21 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/4bb41fb6-9e4c-48e4-a13e-18d71dbb0384

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/219338/
Detection(s):
SecuriteInfo.com.Variant.Lazy.95265.21505.10035.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Launching a process
Creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated reg.exe replace.exe
Link:
https://www.filescan.io/uploads/61e1831bf2e8ec86fefd15cb/reports/319904f6-10d8-4e4b-b1f8-05618725d1c6/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/af41171a-ecab-4ff9-8d96-8bf0a283e2de
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/920776
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 553254 Sample: IMG-000284794.exe Startdate: 14/01/2022 Architecture: WINDOWS Score: 96 19 Found malware configuration 2->19 21 Malicious sample detected (through community Yara rule) 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 5 other signatures 2->25 7 IMG-000284794.exe 2 2->7         started        process3 file4 17 C:\Users\user\...\IMG-000284794.exe.log, ASCII 7->17 dropped 27 Writes to foreign memory regions 7->27 29 Injects a PE file into a foreign processes 7->29 11 aspnet_regbrowsers.exe 7->11         started        13 conhost.exe 7->13         started        signatures5 process6 process7 15 WerFault.exe 23 9 11->15         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-01-14 14:05:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 27 (77.78%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k2dpqqfzwkbusurwptm4g7weza4fxteqgsg5hkjojcga7lv63bna._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
204831bda7d04f0905f7bf0c39e45b3772935726d8a436ee9703a19098b37e21
Formbook
459c86bf11535b9d62c895a6677a5eb40d8f0cf3136477e5da746045bf3fb6a3
Formbook
4d58c656b52ad9e501a74866dd2f0b2fd00ea4cd92013540edaa91f31f2159ae
Formbook
589713496bc1f527bbccff193646a94b310124f01cd15b36f633a8b7d6686fb3
Formbook
8b72de010ebd70d5fea76372b2984d99c0b844205c56a9379778b771db47ce1e
Formbook
9050768f69225078f05d535401510a5b361dd071430e40639e869c7247621908
Formbook
d277fc7f7001598fc7730b3bfec96ce2749f616d64fe20bcd403a599b1bc7c2c
Formbook
f80dd0bf7402bebd03d303c97c8dd3f921d3e923a2521f4a2af2e4bf3c288aa1
Formbook
+ 12'670 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220114-rdwfcsgeh7/
Behaviour
Suspicious use of AdjustPrivilegeToken
Unpacked files
SH256 hash:
3b785fed1fbbb8094ae301f4a419dfc2b6235950cfd33ab77e8a9fee63297b1f
MD5 hash:
bae4a3e90e61b2b4aeb7362da6dabbee
SHA1 hash:
b6f82b16d5cfdfefce02deb386df607f295d961a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/d987975a-407b-4a52-b58b-85754fcc339b/
Parent samples :
4d58c656b52ad9e501a74866dd2f0b2fd00ea4cd92013540edaa91f31f2159ae
5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a
fd3c9ec5aa55237cf52aabcee01fe3013d59e59eb6722e80f44aa8ce05ec2e9c
3e26cc02d70717e07a5fad9257773db1077896d5598cc2298849ca257157c04b
547b0c2f7b3ee0275ff34781d0fa579a07d437629c9ee5e81d8782bb7e12dc4e
a39d6226eed5913f2f1d77991f011a386453d095689f85eb0ca14aac1d983466
50df1fc76a41a970a44ac40efdd0113c599a7091891dc13c25e78abe52a97158
SH256 hash:
57b3486a659f2b6e7d91e454a59116f2184468dda3c8b4f34213e6c98a0d2f80
MD5 hash:
dc2c61e522f0929d52da32c96ecc32a0
SHA1 hash:
c36603ae44d3cd06f20ceb18d29955cf70a78dc6
Link:
https://www.unpac.me/results/d987975a-407b-4a52-b58b-85754fcc339b/
SH256 hash:
5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a
MD5 hash:
abd28466f7cb80d6da36fed9f3e6bef4
SHA1 hash:
fb2911028f32b2b3c07004a21e84773e3efd1519
Link:
https://www.unpac.me/results/d987975a-407b-4a52-b58b-85754fcc339b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/5686f840b9b2834952367cd9c37ec4c8385bcc90348dd3a92e488c0faebed85a

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
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/219338/

Comments