General
- Target All_5DLCs_Psykzhack.rar_·_AkiraBox_Archive_free_4032.zip
- Size 39.6MB
- Sample261031-ab54cafy6z
- SHA256 31ef0d01201e1c41b5a9ec760df299318a4f5497e9656657447475276c4f3698
- MD5 2b9ed4ce4858e25b4059f8b79eb9a1e4
- SHA1 40e276377b8e5855b8bb9e5fa5309947b0a10323
- SHA512 d66732b77be0fef72612c15d9584d6232298beb4e7977bad0235a45294d117e381d1b21cee1e9e0213ad14e14c5ac06855dd898bcf8ef26de25c8a399798f77a
- SSDEEP 786432:iecRG4z5Gww+oC1r0ELCyy1yiu3vrf+jOOINX0vXihnPYz5SQH0TZZoL:ieMz5GwwjELCyKzgvrGiOGkviVgND0Tw
- TLSH T18A973311C91AE4D7FB97767C78B0D04BCA2A54723ACFE658E0A672F49D839446F2C80D
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win11ltsc2024-20260911-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
Family: ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
Suspicious use of NtCreateUserProcessOtherParentProcess
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
Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v16
Defense Evasion
Access Token Manipulation
1Parent PID Spoofing
1Debugger Evasion
1Indirect Command Execution
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Discovery
Browser Information Discovery
1Debugger Evasion
1Peripheral Device Discovery
1Query Registry
2System Information Discovery
3System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1System Time Discovery
1