Analysis
- max time kernel
142s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
15/01/2024, 18:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
5dbd6684e5601b2f8e748e02fa898558.exe
Resource
win7-20231215-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
5dbd6684e5601b2f8e748e02fa898558.exe
Resource
win10v2004-20231215-en
11 signatures
150 seconds
General
- Target 5dbd6684e5601b2f8e748e02fa898558.exe
- Size 892KB
- Sample240115-wr28aacebq
- SHA256 3d92d6a34be40684493e0cee2f5c772ec4a1f731cf8b371cad1eb9c492d9f63d
- MD5 5dbd6684e5601b2f8e748e02fa898558
- SHA1 9a83397decf87975576dbb4fced3d9b611846c39
- SHA512 79cdc806624ff9ad1e2f5e20280880db099055380d0d27a4560d846288280b4d076c3f2e0b4742e665454db3df1f2f9f9d84abacad8c17fea99dc7e1772e27d9
- SSDEEP 12288:1FYf861bQyPlY7a3q6GQShv8me5CZMg/ln1/7x8a0Ti+l:1i06xQta3qxapkFLo2
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
blustealer
Credentials
-
Protocol
smtp
-
Host
bojtai.xyz
-
Port
587
-
Username
-
Password
(mr.GT^Eg#C6
Signatures
- BluStealer
A Modular information stealer written in Visual Basic.
- Detect ZGRat V1 8 IoCs
resource yara_rule behavioral2/memory/3384-92-0x0000000007700000-0x0000000007762000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-94-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-93-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-96-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-98-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-100-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-102-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-104-0x0000000007700000-0x000000000775C000-memory.dmp family_zgrat_v1 - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Control Panel\International\Geo\Nation 5dbd6684e5601b2f8e748e02fa898558.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chr = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\chro\\chr.exe\"" 5dbd6684e5601b2f8e748e02fa898558.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3384 set thread context of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5056 powershell.exe 5056 powershell.exe 3384 5dbd6684e5601b2f8e748e02fa898558.exe 3384 5dbd6684e5601b2f8e748e02fa898558.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 5056 powershell.exe Token: SeIncreaseQuotaPrivilege 5056 powershell.exe Token: SeSecurityPrivilege 5056 powershell.exe Token: SeTakeOwnershipPrivilege 5056 powershell.exe Token: SeLoadDriverPrivilege 5056 powershell.exe Token: SeSystemProfilePrivilege 5056 powershell.exe Token: SeSystemtimePrivilege 5056 powershell.exe Token: SeProfSingleProcessPrivilege 5056 powershell.exe Token: SeIncBasePriorityPrivilege 5056 powershell.exe Token: SeCreatePagefilePrivilege 5056 powershell.exe Token: SeBackupPrivilege 5056 powershell.exe Token: SeRestorePrivilege 5056 powershell.exe Token: SeShutdownPrivilege 5056 powershell.exe Token: SeDebugPrivilege 5056 powershell.exe Token: SeSystemEnvironmentPrivilege 5056 powershell.exe Token: SeRemoteShutdownPrivilege 5056 powershell.exe Token: SeUndockPrivilege 5056 powershell.exe Token: SeManageVolumePrivilege 5056 powershell.exe Token: 33 5056 powershell.exe Token: 34 5056 powershell.exe Token: 35 5056 powershell.exe Token: 36 5056 powershell.exe Token: SeIncreaseQuotaPrivilege 5056 powershell.exe Token: SeSecurityPrivilege 5056 powershell.exe Token: SeTakeOwnershipPrivilege 5056 powershell.exe Token: SeLoadDriverPrivilege 5056 powershell.exe Token: SeSystemProfilePrivilege 5056 powershell.exe Token: SeSystemtimePrivilege 5056 powershell.exe Token: SeProfSingleProcessPrivilege 5056 powershell.exe Token: SeIncBasePriorityPrivilege 5056 powershell.exe Token: SeCreatePagefilePrivilege 5056 powershell.exe Token: SeBackupPrivilege 5056 powershell.exe Token: SeRestorePrivilege 5056 powershell.exe Token: SeShutdownPrivilege 5056 powershell.exe Token: SeDebugPrivilege 5056 powershell.exe Token: SeSystemEnvironmentPrivilege 5056 powershell.exe Token: SeRemoteShutdownPrivilege 5056 powershell.exe Token: SeUndockPrivilege 5056 powershell.exe Token: SeManageVolumePrivilege 5056 powershell.exe Token: 33 5056 powershell.exe Token: 34 5056 powershell.exe Token: 35 5056 powershell.exe Token: 36 5056 powershell.exe Token: SeIncreaseQuotaPrivilege 5056 powershell.exe Token: SeSecurityPrivilege 5056 powershell.exe Token: SeTakeOwnershipPrivilege 5056 powershell.exe Token: SeLoadDriverPrivilege 5056 powershell.exe Token: SeSystemProfilePrivilege 5056 powershell.exe Token: SeSystemtimePrivilege 5056 powershell.exe Token: SeProfSingleProcessPrivilege 5056 powershell.exe Token: SeIncBasePriorityPrivilege 5056 powershell.exe Token: SeCreatePagefilePrivilege 5056 powershell.exe Token: SeBackupPrivilege 5056 powershell.exe Token: SeRestorePrivilege 5056 powershell.exe Token: SeShutdownPrivilege 5056 powershell.exe Token: SeDebugPrivilege 5056 powershell.exe Token: SeSystemEnvironmentPrivilege 5056 powershell.exe Token: SeRemoteShutdownPrivilege 5056 powershell.exe Token: SeUndockPrivilege 5056 powershell.exe Token: SeManageVolumePrivilege 5056 powershell.exe Token: 33 5056 powershell.exe Token: 34 5056 powershell.exe Token: 35 5056 powershell.exe Token: 36 5056 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2508 5dbd6684e5601b2f8e748e02fa898558.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3384 wrote to memory of 5056 3384 5dbd6684e5601b2f8e748e02fa898558.exe 88 PID 3384 wrote to memory of 5056 3384 5dbd6684e5601b2f8e748e02fa898558.exe 88 PID 3384 wrote to memory of 5056 3384 5dbd6684e5601b2f8e748e02fa898558.exe 88 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98 PID 3384 wrote to memory of 2508 3384 5dbd6684e5601b2f8e748e02fa898558.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\5dbd6684e5601b2f8e748e02fa898558.exe"C:\Users\Admin\AppData\Local\Temp\5dbd6684e5601b2f8e748e02fa898558.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3384 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-Connection 8.8.8.8, 8.8.4.4, time.google.com2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5056
-
-
C:\Users\Admin\AppData\Local\Temp\5dbd6684e5601b2f8e748e02fa898558.exeC:\Users\Admin\AppData\Local\Temp\5dbd6684e5601b2f8e748e02fa898558.exe2⤵
- Suspicious use of SetWindowsHookEx
PID:2508
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_campuap0.zmm.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512