Analysis
- max time kernel
131s - max time network
120s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system - submitted
05/02/2024, 14:48
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231129-en
7 signatures
150 seconds
General
- Target file.exe
- Size 5.1MB
- Sample240205-r6f65sade3
- SHA256 a939923a67e6c9d0ba120381e2bc5323ea80527e333d977366c2a5669a995e13
- MD5 fe5e6f3511282f64d0bb6d42ff126b25
- SHA1 77a8dcb00a6b382b78d0be7f026d8a5a354aed49
- SHA512 02b623acfeb15cbc2751a112bc31adb6912bdb76c5352415e82f90266a5c1ad454ff14bc8337a2691eb7d05a45806b42b5c2e6b55799c0c9df08758608d3ac1d
- SSDEEP 98304:pyOTq8U9dDWWjdQrrbKLtKX5uTfOW/QuxwiWgIAvMsdM++:pyOTq8U9dDWWjd0rbcwXUCW/QuxwUkNb
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detect ZGRat V1 1 IoCs
resource yara_rule behavioral1/memory/1712-0-0x0000000000C50000-0x0000000001164000-memory.dmp family_zgrat_v1 - Loads dropped DLL 1 IoCs
pid Process 1712 file.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1712 set thread context of 2612 1712 file.exe 28 - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1712 file.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2612 RegAsm.exe - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28 PID 1712 wrote to memory of 2612 1712 file.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2612
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path \Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
- Size 742KB
- SHA256 dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd
- MD5 544cd51a596619b78e9b54b70088307d
- SHA1 4769ddd2dbc1dc44b758964ed0bd231b85880b65
- SHA512 f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719
- SSDEEP 12288:wCMz4nuvURpZ4jR1b2Ag+dQMWCD8iN2+OeO+OeNhBBhhBBgoo+A1AW8JwkaCZ+36:wCs4uvW4jfb2K90oo+C8JwUZc0
- MD5 SHA1 SHA512 SSDEEP