General
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Target
3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe
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Size
7.8MB
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Sample
220625-t8sztschak
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MD5
49849ea730c690df970bb542dbd18e95
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SHA1
24063f28fa7dee0e0c54236bac0ab6d9a5b1e31f
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SHA256
3f947f5a849f11be9079a5c2418240e2faf7e53b63662c85b92fad8f47ea4d09
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SHA512
58a27fa9600b41e25c7393b5c043c0a2f0ba19dff5db1e048e06f898a883ec8fc6e362e7847be8373b62d077577bd7285e791232c4336dcfb9fafc35cd179e69
Static task
static1
Behavioral task
behavioral1
Sample
3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
socelars
http://www.biohazardgraphics.com/
Extracted
vidar
49.1
915
https://noc.social/@sergeev46
https://c.im/@sergeev47
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profile_id
915
Extracted
redline
v3user1
159.69.246.184:13127
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auth_value
54df5250af9cbc5099c3e1e6f9e897c0
Extracted
redline
media19n
65.108.69.168:13293
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auth_value
d6d1029ee103315c8e2d6f15b37e84fc
Extracted
asyncrat
ArrowRAT 1.0.2.0
ArrowRAT Clients
127.0.0.1:4444
188.212.124.129:4444
pingo3000.hopto.org:4444
ArrowRAT_Mutex_ArrowRAT
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delay
0
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install
false
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install_folder
%AppData%
Extracted
djvu
http://acacaca.org/test3/get.php
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extension
.lloo
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offline_id
YfcXKGLzjXMjQRwrhUHzsXjmASQ6mo4zjmEj9st1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
redline
3333
89.22.235.145:36055
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auth_value
9a8ed600ac26370c35c01794766f63cd
Targets
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Target
3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe
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Size
7.8MB
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MD5
49849ea730c690df970bb542dbd18e95
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SHA1
24063f28fa7dee0e0c54236bac0ab6d9a5b1e31f
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SHA256
3f947f5a849f11be9079a5c2418240e2faf7e53b63662c85b92fad8f47ea4d09
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SHA512
58a27fa9600b41e25c7393b5c043c0a2f0ba19dff5db1e048e06f898a883ec8fc6e362e7847be8373b62d077577bd7285e791232c4336dcfb9fafc35cd179e69
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Detected Djvu ransomware
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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RecordBreaker
RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload
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Socelars Payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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suricata: ET MALWARE Generic Stealer Config Download Request
suricata: ET MALWARE Generic Stealer Config Download Request
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
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suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
suricata: ET MALWARE Win32/RecordBreaker CnC Checkin
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suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3
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suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
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Async RAT payload
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Looks for VirtualBox Guest Additions in registry
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Nirsoft
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OnlyLogger Payload
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Looks for VMWare Tools registry key
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Modifies Windows Firewall
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v6
Persistence
Modify Existing Service
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Disabling Security Tools
3File and Directory Permissions Modification
1Modify Registry
4Virtualization/Sandbox Evasion
2Web Service
1