Analysis
- max time kernel
143s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system - submitted
25/07/2023, 13:08
Behavioral task
behavioral1
Sample
a5a1aa4d6204a1d4a645eefa50085193.exe
Resource
win7-20230712-en
7 signatures
150 seconds
General
- Target a5a1aa4d6204a1d4a645eefa50085193.exe
- Size 224KB
- Sample230725-qdacfsdc61
- SHA256 eef05482c60950b557ccf3d80619feb4cea965cf2a2986ae8f80f95164b6dbb8
- MD5 a5a1aa4d6204a1d4a645eefa50085193
- SHA1 f24b3fe424e020d1277feaf288ac638a9945bf33
- SHA512 1a939740fa84da838b0a2148b6566273c4534059c43813ad19188171d79bc55e88ec2fe04c458d2a068678e19a3e647320d916791917fcbd93b4d00baa858c13
- SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
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amadey
Version
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3.86
C2
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77.91.68.61/rock/index.php
Signatures
- Downloads MZ/PE file
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Control Panel\International\Geo\Nation a5a1aa4d6204a1d4a645eefa50085193.exe Key value queried \REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\Control Panel\International\Geo\Nation pdates.exe - Executes dropped EXE 1 IoCs
pid Process 4080 pdates.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4792 schtasks.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4160 a5a1aa4d6204a1d4a645eefa50085193.exe - Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 4160 wrote to memory of 4080 4160 a5a1aa4d6204a1d4a645eefa50085193.exe 87 PID 4160 wrote to memory of 4080 4160 a5a1aa4d6204a1d4a645eefa50085193.exe 87 PID 4160 wrote to memory of 4080 4160 a5a1aa4d6204a1d4a645eefa50085193.exe 87 PID 4080 wrote to memory of 4792 4080 pdates.exe 88 PID 4080 wrote to memory of 4792 4080 pdates.exe 88 PID 4080 wrote to memory of 4792 4080 pdates.exe 88 PID 4080 wrote to memory of 5096 4080 pdates.exe 90 PID 4080 wrote to memory of 5096 4080 pdates.exe 90 PID 4080 wrote to memory of 5096 4080 pdates.exe 90 PID 5096 wrote to memory of 912 5096 cmd.exe 92 PID 5096 wrote to memory of 912 5096 cmd.exe 92 PID 5096 wrote to memory of 912 5096 cmd.exe 92 PID 5096 wrote to memory of 4864 5096 cmd.exe 93 PID 5096 wrote to memory of 4864 5096 cmd.exe 93 PID 5096 wrote to memory of 4864 5096 cmd.exe 93 PID 5096 wrote to memory of 240 5096 cmd.exe 94 PID 5096 wrote to memory of 240 5096 cmd.exe 94 PID 5096 wrote to memory of 240 5096 cmd.exe 94 PID 5096 wrote to memory of 1120 5096 cmd.exe 95 PID 5096 wrote to memory of 1120 5096 cmd.exe 95 PID 5096 wrote to memory of 1120 5096 cmd.exe 95 PID 5096 wrote to memory of 4848 5096 cmd.exe 96 PID 5096 wrote to memory of 4848 5096 cmd.exe 96 PID 5096 wrote to memory of 4848 5096 cmd.exe 96 PID 5096 wrote to memory of 248 5096 cmd.exe 97 PID 5096 wrote to memory of 248 5096 cmd.exe 97 PID 5096 wrote to memory of 248 5096 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\a5a1aa4d6204a1d4a645eefa50085193.exe"C:\Users\Admin\AppData\Local\Temp\a5a1aa4d6204a1d4a645eefa50085193.exe"1⤵
- Checks computer location settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4080 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F3⤵
- Creates scheduled task(s)
PID:4792
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-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit3⤵
- Suspicious use of WriteProcessMemory
PID:5096 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:912
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C:\Windows\SysWOW64\cacls.exeCACLS "pdates.exe" /P "Admin:N"4⤵PID:4864
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C:\Windows\SysWOW64\cacls.exeCACLS "pdates.exe" /P "Admin:R" /E4⤵PID:240
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:1120
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C:\Windows\SysWOW64\cacls.exeCACLS "..\925e7e99c5" /P "Admin:N"4⤵PID:4848
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C:\Windows\SysWOW64\cacls.exeCACLS "..\925e7e99c5" /P "Admin:R" /E4⤵PID:248
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
- Size 224KB
- SHA256 eef05482c60950b557ccf3d80619feb4cea965cf2a2986ae8f80f95164b6dbb8
- MD5 a5a1aa4d6204a1d4a645eefa50085193
- SHA1 f24b3fe424e020d1277feaf288ac638a9945bf33
- SHA512 1a939740fa84da838b0a2148b6566273c4534059c43813ad19188171d79bc55e88ec2fe04c458d2a068678e19a3e647320d916791917fcbd93b4d00baa858c13
- SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
- Size 224KB
- SHA256 eef05482c60950b557ccf3d80619feb4cea965cf2a2986ae8f80f95164b6dbb8
- MD5 a5a1aa4d6204a1d4a645eefa50085193
- SHA1 f24b3fe424e020d1277feaf288ac638a9945bf33
- SHA512 1a939740fa84da838b0a2148b6566273c4534059c43813ad19188171d79bc55e88ec2fe04c458d2a068678e19a3e647320d916791917fcbd93b4d00baa858c13
- SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
- Size 224KB
- SHA256 eef05482c60950b557ccf3d80619feb4cea965cf2a2986ae8f80f95164b6dbb8
- MD5 a5a1aa4d6204a1d4a645eefa50085193
- SHA1 f24b3fe424e020d1277feaf288ac638a9945bf33
- SHA512 1a939740fa84da838b0a2148b6566273c4534059c43813ad19188171d79bc55e88ec2fe04c458d2a068678e19a3e647320d916791917fcbd93b4d00baa858c13
- SSDEEP 3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+
- MD5 SHA1 SHA512 SSDEEP