MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623
SHA3-384 hash: c2eb8e14fa0255b9769acfec0daeea674e3f2525f53996129082197e0075ac4885df7b88a95ebadc3227a58ea9d0583b
SHA1 hash: 05ad4f952565f8d4ab8e8d290c4656af3acbef75
MD5 hash: a57db5986573474a73f90e3636916805
humanhash: robin-nevada-alanine-grey
File name:Vzofatscvj.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:9'892'352 bytes
First seen:2023-04-08 18:26:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'611 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 49152:z+V8VP0/lXTYduaslZb4+sOpGdwbZKLXZmBGrxFnIqegHOnXt9HB2FDXP/QjkgSd:k/OpiZSOpvurxFAMOC9DRusl7P
TLSH T189A64B23B6E6DA66C6AA1777C6E652054FF4F8936213D60D308D23693F93BB14902733
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
304
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Vzofatscvj.exe
Verdict:
Malicious activity
Analysis date:
2023-04-08 18:29:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d82cb8ea-c92f-4039-873c-b5e229b24074

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/380963/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILMamut.9907.29051.9904.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
DNS request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6431b1f71500380d2ab6a20e/reports/f758d76d-6b17-4d8a-bfb3-443ffeff82d2/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623
Result
Verdict:
MALICIOUS
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c5a78379-c226-4eeb-8dd7-c07823164c1a
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1210662
Signature
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-04-07 07:44:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ovmdemxoji6a47t7n6mwxa6ojp5u2utuuscjmjeqcr6cqwsyuyrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230408-w3qzdsge6y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
6424147cfa80b31962b62d94120f948c5627c9d4741fc58cdf730926ea9a8c94
MD5 hash:
738cba6e8d08fc6f7c533792e5658c66
SHA1 hash:
85ae422f1e1a9777842acbe1c813b54677926caf
Detections:
win_formbook_w0
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win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/164a8b00-0327-456d-8071-694b4eb49aa0/
Parent samples :
75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623
42f025f744bb97509425ac749ada6c20ef6439d193e537a013b981ad4d21e124
SH256 hash:
d8b2da038f82630f207fc12f1c02c82a91bccbca7588351510b3fc11c4d70041
MD5 hash:
f47717a2774d331c1bd664d2d7edc047
SHA1 hash:
3036f25eda44fd2c8374473edc5bf8c3dbfe67a5
Link:
https://www.unpac.me/results/164a8b00-0327-456d-8071-694b4eb49aa0/
SH256 hash:
ff8c24bce1eb009f0d5c47a09b96caf02726c285cea0d635082ad4da27e63d1b
MD5 hash:
9d6ec6072ee1814a4a01d1eb3fb67ba1
SHA1 hash:
d0b416de1c900b6bcb35dc182b2e8744f16c3289
Link:
https://www.unpac.me/results/164a8b00-0327-456d-8071-694b4eb49aa0/
SH256 hash:
ae736150e9c4c0784214d5a06142325896a63a68f832a1cf02f59586d43c1545
MD5 hash:
d30a935fa5364b69a313b02b1b5c1fee
SHA1 hash:
0f7e3c09cafbeba0445d111893fc92f5ce320756
Link:
https://www.unpac.me/results/164a8b00-0327-456d-8071-694b4eb49aa0/
SH256 hash:
75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623
MD5 hash:
a57db5986573474a73f90e3636916805
SHA1 hash:
05ad4f952565f8d4ab8e8d290c4656af3acbef75
Link:
https://www.unpac.me/results/164a8b00-0327-456d-8071-694b4eb49aa0/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/75583232ee4a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/75583232ee4a3c0e7e7f6f996b83ce4bfb4d5274a484962490147c285a58a623

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:BitcoinAddress
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Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
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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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/380963/

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