MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5. 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


Stop


Vendor detections: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5
SHA3-384 hash: 8879dc71fed83696a8bbc8eea56531a6d4b0377b5b633d0d571d0e3835297e4a2298ad830f476da9ead8fc21024fdf65
SHA1 hash: a8fb343aa1ee9b0946d90c3e6dd9ca9d129ab9f3
MD5 hash: f9558b909aab7ece09ffe2f672934081
humanhash: jig-double-helium-nuts
File name:f9558b909aab7ece09ffe2f672934081.exe
Download: download sample
Signature Stop
Create hunting rule
File size:822'784 bytes
First seen:2023-07-16 13:17:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f3a1a6c560f808b7f46a078e7eba3d1d (4 x RedLineStealer, 1 x Tofsee, 1 x Stop)
ssdeep 24576:7TeulVfSyuBBqPi8NcSi2qdfYFv2/5tQF:7tbvubqP/NJi2aUePQ
Threatray 2'199 similar samples on MalwareBazaar
TLSH T12A059E4392A13D44EA358B729F5FC6F8B74DF650CE5EBB653218DA2B00B10B6C263B51
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0030c08014141000 (1 x Stop)
Reporter obfusor
Tags:exe Stop

Intelligence

File Origin
# of uploads :
1
# of downloads :
355
Origin country :
HK HK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f9558b909aab7ece09ffe2f672934081.exe
Verdict:
Malicious activity
Analysis date:
2023-07-16 13:18:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/612eebeb-5750-40c8-a8be-d6fab2b58f5c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/421792/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware packed xpack
Link:
https://www.filescan.io/uploads/64b3ee10fd9e198dc114a1ed/reports/500b79e7-e4d0-4161-a01a-db628786f2c0/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5
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:
STOP Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/012f3332-5725-491e-b690-cbb9fec5af43
Result
Threat name:
Babuk, Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1274033
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Writes a notice file (html or txt) to demand a ransom
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274033 Sample: 5mjN9Nc5Ep.exe Startdate: 16/07/2023 Architecture: WINDOWS Score: 100 54 Snort IDS alert for network traffic 2->54 56 Multi AV Scanner detection for domain / URL 2->56 58 Found malware configuration 2->58 60 8 other signatures 2->60 8 5mjN9Nc5Ep.exe 2->8         started        11 5mjN9Nc5Ep.exe 2->11         started        13 5mjN9Nc5Ep.exe 2->13         started        15 5mjN9Nc5Ep.exe 2->15         started        process3 signatures4 64 Multi AV Scanner detection for dropped file 8->64 66 Detected unpacking (changes PE section rights) 8->66 68 Detected unpacking (overwrites its own PE header) 8->68 72 2 other signatures 8->72 17 5mjN9Nc5Ep.exe 18 8->17         started        70 Injects a PE file into a foreign processes 11->70 22 5mjN9Nc5Ep.exe 1 16 11->22         started        24 5mjN9Nc5Ep.exe 12 13->24         started        26 5mjN9Nc5Ep.exe 12 15->26         started        process5 dnsIp6 48 zexeq.com 115.88.24.200, 49698, 80 LGDACOMLGDACOMCorporationKR Korea Republic of 17->48 36 C:\Users\user\_readme.txt, ASCII 17->36 dropped 38 C:\Users\user\Desktop\...\AQRFEVRTGL.png, data 17->38 dropped 40 C:\Users\user\Desktop\...40WCXBPIUYI.xlsx, data 17->40 dropped 46 4 other malicious files 17->46 dropped 62 Modifies existing user documents (likely ransomware behavior) 17->62 50 api.2ip.ua 162.0.217.254, 443, 49690, 49694 ACPCA Canada 22->50 42 C:\Users\user\AppData\...\5mjN9Nc5Ep.exe, PE32 22->42 dropped 44 C:\Users\...\5mjN9Nc5Ep.exe:Zone.Identifier, ASCII 22->44 dropped 28 5mjN9Nc5Ep.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 74 Injects a PE file into a foreign processes 28->74 33 5mjN9Nc5Ep.exe 12 28->33         started        process11 dnsIp12 52 api.2ip.ua 33->52
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2023-07-16 13:18:08 UTC
File Type:
PE (Exe)
Extracted files:
82
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rg4b66u2k74qu77ntgcsfmmiuatuth4y4uodl6jdxeys47ovjdcq._file
Verdict:
malicious
Similar samples:
2831300675369e6ac5d928446186f83bedc4027fe6db617039e5b224258ed0b6
Stop
35ba91ddf0d41590d0de137bc1d6e5524d8a84ecfabdae793e6b3a499f2c67d4
Stop
6a455892dc6b808ff4f012010f20ad4bbf16b881b9c235d98c85565591289012
Stop
83c4c80adbeb1d8411e49c1d14a886af6a26c9fb9827d8852d4e45e4a5f09b17
Stop
a0038a7651f4408728f4a8c7a2abe43b237fc9dc6645fa34e5c4d9c212658878
Stop
b299675e7e4654beadcaa2c38a96bf8324bbde96904ede17fdd88ebb7fdf2748
Stop
d46fec4abba46efe6663f19c2d9963a612f4ff25023c0dc6fc5bb559f106859d
Stop
+ 2'189 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar botnet:https://t.me/eagl3z discovery persistence ransomware spyware stealer
Link:
https://tria.ge/reports/230716-qjybgafb58/
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://zexeq.com/test1/get.php
https://t.me/eagl3z
https://steamcommunity.com/profiles/76561199159550234
Unpacked files
SH256 hash:
ca5c3c495d9763e4a07bd5f507fdca56498328515c837ca481f2c5933e637e94
MD5 hash:
de23644348cfe0946cedccd668918bc1
SHA1 hash:
cb800a370141dce694312bb671cafaf604c94a97
Detections:
djvu_ransomware
Create hunting rule
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/aadecf08-815b-4919-a136-3ad541fb6085/
Parent samples :
648273738adb42d071ddd5f1d4ca2cd81edb1e4f1f79edbf1a60e35cd7be3806
89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5
3c58aafb270fa38e45d861a5c8c3a8c0d1744667dd0e31a4909c3d4b280a80f3
SH256 hash:
89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5
MD5 hash:
f9558b909aab7ece09ffe2f672934081
SHA1 hash:
a8fb343aa1ee9b0946d90c3e6dd9ca9d129ab9f3
Link:
https://www.unpac.me/results/aadecf08-815b-4919-a136-3ad541fb6085/
Malware family:
STOP
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/89b81f7a9a57/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5

File information

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

Web download

Stop

Executable exe 89b81f7a9a57f90a7fed998522b188a027499f98e51c35f923b9312e7dd548c5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2615181/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/421792/

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