Analysis
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max time kernel
40s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 17:04
Static task
static1
Behavioral task
behavioral1
Sample
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe
Resource
win10v2004-20220812-en
General
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Target
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe
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Size
402KB
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MD5
21838131e312ccc1629fbb4581f211fa
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SHA1
7f32c6f2900f5427c84cc00377ed6e04183b156c
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SHA256
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227
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SHA512
20eb5ee491241d8b6d15d2c0b971a5938c7e5f4b37a87ae980a3f26c77fd4061f335f9c88fc824cb398a18ddccd7a2225468effc3f4b496c0addbe32f90a9a88
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SSDEEP
6144:VNzK2WpGt4j/5MeXF4RaQWiZULy75ad99XHgFswLtiJV35XU36OvelMjqZ:VRKrueMe+RrW9hWiJVFUKOGlMjqZ
Malware Config
Signatures
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ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
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ISR Stealer payload 5 IoCs
Processes:
resource yara_rule behavioral1/memory/1368-59-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/1368-61-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/1368-62-0x0000000000401180-mapping.dmp family_isrstealer behavioral1/memory/1368-71-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/1368-79-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2016-77-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView behavioral1/memory/2016-78-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView behavioral1/memory/2016-80-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView -
Nirsoft 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2016-77-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/2016-78-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft behavioral1/memory/2016-80-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft -
Processes:
resource yara_rule behavioral1/memory/2016-72-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/2016-76-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/2016-77-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/2016-78-0x0000000000400000-0x000000000041F000-memory.dmp upx behavioral1/memory/2016-80-0x0000000000400000-0x000000000041F000-memory.dmp upx -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exef2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exedescription pid process target process PID 340 set thread context of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 set thread context of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 set thread context of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exepid process 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exedescription pid process Token: SeDebugPrivilege 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exepid process 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exef2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exedescription pid process target process PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 340 wrote to memory of 1368 340 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 1244 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe PID 1368 wrote to memory of 2016 1368 f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe"C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe"C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe/scomma "C:\Users\Admin\AppData\Local\Temp\GqGybNK1sW.ini"3⤵
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C:\Users\Admin\AppData\Local\Temp\f2a5982ba901ace217b1592d80dbde04b029d14f47404525c7b8696a23b0e227.exe/scomma "C:\Users\Admin\AppData\Local\Temp\XaxH7dhcjB.ini"3⤵
- Accesses Microsoft Outlook accounts
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/340-64-0x00000000741C0000-0x000000007476B000-memory.dmpFilesize
5.7MB
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memory/340-55-0x00000000741C0000-0x000000007476B000-memory.dmpFilesize
5.7MB
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memory/340-65-0x0000000002106000-0x0000000002117000-memory.dmpFilesize
68KB
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memory/340-54-0x0000000075771000-0x0000000075773000-memory.dmpFilesize
8KB
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memory/1244-70-0x00000000004512E0-mapping.dmp
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memory/1368-59-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1368-62-0x0000000000401180-mapping.dmp
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memory/1368-61-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1368-57-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1368-56-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1368-71-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/1368-79-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2016-72-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/2016-73-0x000000000041C410-mapping.dmp
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memory/2016-76-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/2016-77-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/2016-78-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB
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memory/2016-80-0x0000000000400000-0x000000000041F000-memory.dmpFilesize
124KB