Analysis
- max time kernel
56s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
10/02/2023, 14:28
Static task
static1
Behavioral task
behavioral1
Sample
install_win64.exe
Resource
win7-20220812-en
windows7-x64
6 signatures
150 seconds
General
- Target install_win64.exe
- Size 269.3MB
- Sample230210-rsz24ade44
- SHA256 c29e633bfe317827d85fc49685c8c4b8d327cffc823b46c1f93257185a9ddd14
- MD5 ee30ef08b3134406c59f943f134c7656
- SHA1 643f8a83b1ea6fdbb23f1cb4045b0c8b5f59eb46
- SHA512 13bc323752e798eb56684f11aca10db33b6bad66944c158b884aee8b506588b56adde60cdcf0cf4af9fe4a6018c2874465a7f27e12f13acf97c87b93a372147e
- SSDEEP 24576:WjPwWwOib7GAcDX8J46R8bCglvHExsTrFn6JA+n+rfK+9scXaEYXZ4MganelFChy:WLwWjibFc7UebC7Wa5qquz1
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
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aurora
C2
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45.15.156.210:8081
Signatures
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3920 set thread context of 444 3920 install_win64.exe 82 - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1096 wmic.exe Token: SeSecurityPrivilege 1096 wmic.exe Token: SeTakeOwnershipPrivilege 1096 wmic.exe Token: SeLoadDriverPrivilege 1096 wmic.exe Token: SeSystemProfilePrivilege 1096 wmic.exe Token: SeSystemtimePrivilege 1096 wmic.exe Token: SeProfSingleProcessPrivilege 1096 wmic.exe Token: SeIncBasePriorityPrivilege 1096 wmic.exe Token: SeCreatePagefilePrivilege 1096 wmic.exe Token: SeBackupPrivilege 1096 wmic.exe Token: SeRestorePrivilege 1096 wmic.exe Token: SeShutdownPrivilege 1096 wmic.exe Token: SeDebugPrivilege 1096 wmic.exe Token: SeSystemEnvironmentPrivilege 1096 wmic.exe Token: SeRemoteShutdownPrivilege 1096 wmic.exe Token: SeUndockPrivilege 1096 wmic.exe Token: SeManageVolumePrivilege 1096 wmic.exe Token: 33 1096 wmic.exe Token: 34 1096 wmic.exe Token: 35 1096 wmic.exe Token: 36 1096 wmic.exe Token: SeIncreaseQuotaPrivilege 1096 wmic.exe Token: SeSecurityPrivilege 1096 wmic.exe Token: SeTakeOwnershipPrivilege 1096 wmic.exe Token: SeLoadDriverPrivilege 1096 wmic.exe Token: SeSystemProfilePrivilege 1096 wmic.exe Token: SeSystemtimePrivilege 1096 wmic.exe Token: SeProfSingleProcessPrivilege 1096 wmic.exe Token: SeIncBasePriorityPrivilege 1096 wmic.exe Token: SeCreatePagefilePrivilege 1096 wmic.exe Token: SeBackupPrivilege 1096 wmic.exe Token: SeRestorePrivilege 1096 wmic.exe Token: SeShutdownPrivilege 1096 wmic.exe Token: SeDebugPrivilege 1096 wmic.exe Token: SeSystemEnvironmentPrivilege 1096 wmic.exe Token: SeRemoteShutdownPrivilege 1096 wmic.exe Token: SeUndockPrivilege 1096 wmic.exe Token: SeManageVolumePrivilege 1096 wmic.exe Token: 33 1096 wmic.exe Token: 34 1096 wmic.exe Token: 35 1096 wmic.exe Token: 36 1096 wmic.exe Token: SeIncreaseQuotaPrivilege 3840 WMIC.exe Token: SeSecurityPrivilege 3840 WMIC.exe Token: SeTakeOwnershipPrivilege 3840 WMIC.exe Token: SeLoadDriverPrivilege 3840 WMIC.exe Token: SeSystemProfilePrivilege 3840 WMIC.exe Token: SeSystemtimePrivilege 3840 WMIC.exe Token: SeProfSingleProcessPrivilege 3840 WMIC.exe Token: SeIncBasePriorityPrivilege 3840 WMIC.exe Token: SeCreatePagefilePrivilege 3840 WMIC.exe Token: SeBackupPrivilege 3840 WMIC.exe Token: SeRestorePrivilege 3840 WMIC.exe Token: SeShutdownPrivilege 3840 WMIC.exe Token: SeDebugPrivilege 3840 WMIC.exe Token: SeSystemEnvironmentPrivilege 3840 WMIC.exe Token: SeRemoteShutdownPrivilege 3840 WMIC.exe Token: SeUndockPrivilege 3840 WMIC.exe Token: SeManageVolumePrivilege 3840 WMIC.exe Token: 33 3840 WMIC.exe Token: 34 3840 WMIC.exe Token: 35 3840 WMIC.exe Token: 36 3840 WMIC.exe Token: SeIncreaseQuotaPrivilege 3840 WMIC.exe - Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 3920 wrote to memory of 444 3920 install_win64.exe 82 PID 444 wrote to memory of 1096 444 install_win64.exe 83 PID 444 wrote to memory of 1096 444 install_win64.exe 83 PID 444 wrote to memory of 116 444 install_win64.exe 85 PID 444 wrote to memory of 116 444 install_win64.exe 85 PID 116 wrote to memory of 3840 116 cmd.exe 87 PID 116 wrote to memory of 3840 116 cmd.exe 87 PID 444 wrote to memory of 2400 444 install_win64.exe 88 PID 444 wrote to memory of 2400 444 install_win64.exe 88 PID 2400 wrote to memory of 2656 2400 cmd.exe 90 PID 2400 wrote to memory of 2656 2400 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\install_win64.exe"C:\Users\Admin\AppData\Local\Temp\install_win64.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Users\Admin\AppData\Local\Temp\install_win64.exe"C:\Users\Admin\AppData\Local\Temp\install_win64.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Windows\System32\Wbem\wmic.exewmic os get Caption3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1096
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C:\Windows\system32\cmd.execmd /C "wmic path win32_VideoController get name"3⤵
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Windows\System32\Wbem\WMIC.exewmic path win32_VideoController get name4⤵
- Suspicious use of AdjustPrivilegeToken
PID:3840
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C:\Windows\system32\cmd.execmd /C "wmic cpu get name"3⤵
- Suspicious use of WriteProcessMemory
PID:2400 -
C:\Windows\System32\Wbem\WMIC.exewmic cpu get name4⤵PID:2656
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