Analysis
-
max time kernel
65s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01-12-2022 07:21
Static task
static1
Behavioral task
behavioral1
Sample
ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe
Resource
win10v2004-20220901-en
General
-
Target
ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe
-
Size
1.1MB
-
MD5
442987d5f387683241f0fc4451d6505f
-
SHA1
763925e690da9c4ac9e354d3e974db30149bd9f5
-
SHA256
ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40
-
SHA512
b1e3c596d42116e7d014c76de1c868faf86f078a7d102549b84e715d5ac131bcbdbebcb1168e3e1318c7e0774010d50b7a35fa785d7b04f929e1efc1b9c9d641
-
SSDEEP
24576:Vm9x+JQdTqQ4i8EbtPcFWO0j8ksr7Sk4Lg9eDBbt8dTqQ4iMW:6tTqQ4irPcFOjz67Sk4rVbteTqQ4iMW
Malware Config
Signatures
-
ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
-
ISR Stealer payload 5 IoCs
resource yara_rule behavioral1/memory/1316-62-0x00000000004011F0-mapping.dmp family_isrstealer behavioral1/memory/1316-61-0x0000000000400000-0x0000000000414000-memory.dmp family_isrstealer behavioral1/memory/1316-60-0x0000000000400000-0x0000000000414000-memory.dmp family_isrstealer behavioral1/memory/1316-75-0x0000000000400000-0x0000000000414000-memory.dmp family_isrstealer behavioral1/memory/1316-76-0x0000000000400000-0x0000000000414000-memory.dmp family_isrstealer -
Executes dropped EXE 2 IoCs
pid Process 1316 svchost.exe 2008 PlayMaxPayne3.exe -
Loads dropped DLL 2 IoCs
pid Process 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1976 set thread context of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5 PlayMaxPayne3.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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 PlayMaxPayne3.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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 PlayMaxPayne3.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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 PlayMaxPayne3.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1316 svchost.exe 1316 svchost.exe 1316 svchost.exe 1316 svchost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2008 PlayMaxPayne3.exe 2008 PlayMaxPayne3.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2008 PlayMaxPayne3.exe 2008 PlayMaxPayne3.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1316 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 1316 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 26 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27 PID 1976 wrote to memory of 2008 1976 ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe"C:\Users\Admin\AppData\Local\Temp\ba3e057e7a823f18733de4b2514968c0e4c95ee146e1235ef583c2ea28fc3b40.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\svchost.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1316
-
-
C:\Users\Admin\AppData\Local\Temp\PlayMaxPayne3.exe"C:\Users\Admin\AppData\Local\Temp\PlayMaxPayne3.exe"2⤵
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2008
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
990KB
MD54ed741a5d519a63d9d91edae48cc9272
SHA1eddc7167c07053a105fe0965df6dcad256012169
SHA2560254cc537b52f42d425df86cec596924d79a8e98a4268e7492f4131952417d48
SHA512cc76e67e9359f48c4c64f564e1d590c8e6bd9e0e00d351cf90c4e9560812b7a7d4b15bafb5a5cc7372644041dc4fe5d95520543b6d5ca9b1df4c4a25eabb2168
-
Filesize
990KB
MD54ed741a5d519a63d9d91edae48cc9272
SHA1eddc7167c07053a105fe0965df6dcad256012169
SHA2560254cc537b52f42d425df86cec596924d79a8e98a4268e7492f4131952417d48
SHA512cc76e67e9359f48c4c64f564e1d590c8e6bd9e0e00d351cf90c4e9560812b7a7d4b15bafb5a5cc7372644041dc4fe5d95520543b6d5ca9b1df4c4a25eabb2168
-
Filesize
31KB
MD5ed797d8dc2c92401985d162e42ffa450
SHA10f02fc517c7facc4baefde4fe9467fb6488ebabe
SHA256b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e
SHA512e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2
-
Filesize
990KB
MD54ed741a5d519a63d9d91edae48cc9272
SHA1eddc7167c07053a105fe0965df6dcad256012169
SHA2560254cc537b52f42d425df86cec596924d79a8e98a4268e7492f4131952417d48
SHA512cc76e67e9359f48c4c64f564e1d590c8e6bd9e0e00d351cf90c4e9560812b7a7d4b15bafb5a5cc7372644041dc4fe5d95520543b6d5ca9b1df4c4a25eabb2168
-
Filesize
31KB
MD5ed797d8dc2c92401985d162e42ffa450
SHA10f02fc517c7facc4baefde4fe9467fb6488ebabe
SHA256b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e
SHA512e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2