General
- Target All_5DLCs_Psykzhack.rar_·_AkiraBox_Archive_free_4032.zip
- Size 41.1MB
- Sample261031-3tsj7ass9n
- SHA256 4378f6cec3ce691aa3bb720ecac7d08afe154a286bf4772c47b3ce321ead8356
- MD5 b1b4e5d662f8b7fb604ee4ee3a00a976
- SHA1 c9a04c2fc8e727f3d98c96e0be48a4e1259f2317
- SHA512 3898b482d3b787cde12a412a9b673493b2075a763c77618726f2dc65001f5dd8b8782a3f60859cd7cf8b98eb3022efcf9e21d067601a2597f6bc278e8d744aae
- SSDEEP 786432:iecRG4z5Gww+oC1r0ELCyy1yiu3vrf+jOOINX0vXihnPYz5SQH0TZZoNyGZ:ieMz5GwwjELCyKzgvrGiOGkviVgND0TI
- TLSH T1E0973304C91AE8D3EB97767C79B0D04BC62A54723ACFE658F4A6B2F49D839446F1C80D
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win10v2004-20260911-en
Malware Config
Extracted
-
acrstealer
-
4.5.3-alpha1
-
gstatic.com
-
ns.jigsawstrewn.cc
-
ddrs
cert.hamperdinner.cc
-
guids
01a17409-9878-7eb9-9607-35b46b089ab1
4d0bf37a-3180-4974-a873-a6ec4d4dc9f9
-
user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.2.6187.130 Safari/537.36
Targets
-
- Target Setup.exe
- Size 102KB
- SHA256 7123e1514b939b165985560057fe3c761440a9fff9783a3b84e861fd2888d4ab
- MD5 0323998e0e85eca5fd90d9f8ecbbd6c2
- SHA1 56dc080f728d7a276495d6a4371670f9ea71519b
- SHA512 2b56c210d6c690cef89ca03563cec186576c50f6b1b60b287afd46a14cc5c9dfce31dd458066098951a79daf3b367fdb0787d3bdc74fbd8f69425877f263b0e5
- SSDEEP 3072:53Yj+8JlFCumUbyJlKP8HRvkduTK5Nrh2o9Dj0fmoQ:1Q+IFCumUGekHRvEuO3go9kfnQ
- TLSH T167A3F206BB1615BEE922803EEA970666D7B0FB6217514CC71211A2301FB7FC19E379E5
- MD5 SHA1 SHA512 SSDEEP TLSH
Detects SectopRAT aka Arechclient2
Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
Suspicious use of NtCreateUserProcessOtherParentProcess
Badlisted process makes network request
Network request originating from process or tool commonly abused by malware.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Executes dropped EXE
Indirect Command Execution
Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.
Loads dropped DLL
Registers new Windows logon scripts automatically executed at logon.
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1Privilege Escalation
Access Token Manipulation
1Parent PID Spoofing
1Boot or Logon Initialization Scripts
1Logon Script (Windows)
1Process Injection
1Defense Evasion
Access Token Manipulation
1Parent PID Spoofing
1Debugger Evasion
1Indirect Command Execution
1Process Injection
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Discovery
Browser Information Discovery
1Debugger Evasion
1Peripheral Device Discovery
2Query Registry
7System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1System Time Discovery
1