MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c
SHA3-384 hash: bf61311f02ad6e9c48d29336621f67cb1b36c6f6dad965d895b21096d63b9eca290b5f8decd536e204f00b76c68df616
SHA1 hash: c6040bd573303a362861de1744683a2b75e3f52a
MD5 hash: 8c84640d5a87720e1a72214c26441f23
humanhash: idaho-steak-sixteen-west
File name:99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c
Download: download sample
Signature Formbook
Create hunting rule
File size:765'440 bytes
First seen:2023-01-06 14:01:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:vGC2iNVGus3FAlZ6IC/PvkUbvp/cSxaUE5iwVjWbHTznbvd/fQxdb3fbMIy6K:+C1rGbulZL+kKmSke2jW7T31oxdbPIaK
TLSH T132F4AE46823AAB88CC1210F95C672671B5E96D61E433CAE91F67CC1753DC12A8F3CAF5
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
177
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c
Verdict:
Suspicious activity
Analysis date:
2023-01-06 13:59:29 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/118f5c74-6738-40e6-a00a-ad44ff629342

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/350086/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bladabindi formbook packed
Link:
https://www.filescan.io/uploads/63b829dba70bef46551d5983/reports/510e9039-f995-4345-9ab1-23205aa2f648/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1bbd3220-1614-423d-8606-f2b662ef1536
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1146366
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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)
Multi AV Scanner detection for submitted file
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 779098 Sample: 4M60nkOZna.exe Startdate: 06/01/2023 Architecture: WINDOWS Score: 100 30 Malicious sample detected (through community Yara rule) 2->30 32 Antivirus detection for URL or domain 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 6 other signatures 2->36 8 4M60nkOZna.exe 3 2->8         started        process3 file4 24 C:\Users\user\AppData\...\4M60nkOZna.exe.log, ASCII 8->24 dropped 48 Injects a PE file into a foreign processes 8->48 12 4M60nkOZna.exe 8->12         started        15 4M60nkOZna.exe 8->15         started        signatures5 process6 signatures7 50 Modifies the context of a thread in another process (thread injection) 12->50 52 Maps a DLL or memory area into another process 12->52 54 Sample uses process hollowing technique 12->54 56 Queues an APC in another process (thread injection) 12->56 17 explorer.exe 12->17 injected process8 dnsIp9 26 www.lgcypowernc.com 74.220.199.6, 49698, 80 UNIFIEDLAYER-AS-1US United States 17->26 28 www.berylsecret.shop 188.114.96.3, 49699, 49700, 80 CLOUDFLARENETUS European Union 17->28 38 System process connects to network (likely due to code injection or exploit) 17->38 21 wscript.exe 13 17->21         started        signatures10 process11 signatures12 40 Tries to steal Mail credentials (via file / registry access) 21->40 42 Tries to harvest and steal browser information (history, passwords, etc) 21->42 44 Deletes itself after installation 21->44 46 2 other signatures 21->46
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-12-29 07:29:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
28 of 41 (68.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=thygkdcxnbfrlhrmrwbryh4b5kzjewjuiud2gzjpjps6utokskga._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:g44n rat spyware stealer trojan
Link:
https://tria.ge/reports/230106-rb5k9ace4x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5a02d32c-584a-4f4a-b711-3657c708aa06
Unpacked files
SH256 hash:
e7242ae1cd799ea3200b7705221fdddd8abf588e87215a28057e02135bf547ad
MD5 hash:
6b1c0c833df93681eafdcf57072e8075
SHA1 hash:
5081196e5fd1e90c7564ce07096baf4668bbc3fc
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
Parent samples :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 hash:
59bcd4203167ab824809004c0f4030f58acbd7c4f382b6e2d5f0c5695a71e170
MD5 hash:
3820d6b49c5470a173913d3933e38cff
SHA1 hash:
563a66c1ccd79d751de8b717f050300bdbf776db
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
SH256 hash:
fc6485350cf55dc14ecbfd9b91b7a9979f61023b4104101e9f351caa6c73abaa
MD5 hash:
6c3fdb2b5d93cf814ea1b6ca05a0efcf
SHA1 hash:
f8ae5f9fa1c9b6b0e47b2f0873d2ee3373e0ebf5
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
SH256 hash:
fbbb1bc6bfec92a91c566ff3eb97ae3814f8073c2dbf8dea169c501539040c6a
MD5 hash:
01a6488f095f49c18ec221b35a37e8ed
SHA1 hash:
ce2490f6b706620ea5da781eeef6cbc8eb9f008b
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
SH256 hash:
dfc0f821c975ddbb571bad81d3535255568b73aa362aa744bf353d247884ca58
MD5 hash:
eade64d3c325499f13e39ea77ca0ec47
SHA1 hash:
7522bde5243e7c6119b6a2553a36a31dfaff0d4d
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
SH256 hash:
99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c
MD5 hash:
8c84640d5a87720e1a72214c26441f23
SHA1 hash:
c6040bd573303a362861de1744683a2b75e3f52a
Link:
https://www.unpac.me/results/70fba9b5-a0fc-433b-bb65-250c3919cde9/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/99f0650c5768/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/99f0650c57684b159e2c8d831c1f81eab29259344507a3652f4be5ea4dca928c

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
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/350086/

Comments