Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19/09/2024, 10:03
Static task
static1
Behavioral task
behavioral1
Sample
e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe
Resource
win7-20240903-en
General
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Target
e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe
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Size
1.8MB
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MD5
9629c09dd115b3482c72e19d7bceb440
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SHA1
9c9642a1c1261d99df9e5d1fff7e97ce3c629b1f
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SHA256
e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251
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SHA512
58daa52d2f448eadcf927b368345bea9d8765e3a149e78322467fe9f81b47f5101649ddbd2ebc93ac0afdfa4f93c8cf9c4bc59518dbc0ea74f5b8a75cfde6af1
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SSDEEP
24576:9xFYGY9+9d/G7P9lkQ/exnzGn4dLsUvqkaT+0BpCCh+PDedNdUhZuIBWcC2YYtxn:ON26FOnzGn6LJvqkwnpC+mWd6uIccpsi
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2140 irsetup.exe -
Loads dropped DLL 5 IoCs
pid Process 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 2140 irsetup.exe -
resource yara_rule behavioral1/files/0x0008000000015dc3-3.dat upx behavioral1/memory/2940-6-0x00000000033E0000-0x00000000037AB000-memory.dmp upx behavioral1/memory/2140-19-0x0000000000400000-0x00000000007CB000-memory.dmp upx behavioral1/memory/2140-31-0x0000000000400000-0x00000000007CB000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language irsetup.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2140 irsetup.exe 2140 irsetup.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30 PID 2940 wrote to memory of 2140 2940 e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe"C:\Users\Admin\AppData\Local\Temp\e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe"C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:1742194 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\e6994fbfa1a399eb3b2bdc43a7781c372dafef7852784a6f74bff052b70fa251N.exe" "__IRCT:0" "__IRTSS:0" "__IRSID:S-1-5-21-3533259084-2542256011-65585152-1000"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2140
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
318KB
MD5b5fc476c1bf08d5161346cc7dd4cb0ba
SHA1280fac9cf711d93c95f6b80ac97d89cf5853c096
SHA25612cb9b8f59c00ef40ea8f28bfc59a29f12dc28332bf44b1a5d8d6a8823365650
SHA51217fa97f399287b941e958d2d42fe6adb62700b01d9dbe0c824604e8e06d903b330f9d7d8ffb109bfb7f6742f46e7e9cedad6981f0d94d629b8402d0a0174f697
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Filesize
1.3MB
MD5dec931e86140139380ea0df57cd132b6
SHA1b717fd548382064189c16cb94dda28b1967a5712
SHA2565ffd4b20dccfb84c8890abdb780184a7651e760aefba4ab0c6fba5b2a81f97d9
SHA51214d594e88c4a1f0ec8bc1b4fe2d66e26358f907b1106c047ada35d500ca9e608f1ce5a57599453cf10f11f4d9f1948ced9056ce8bd944b16eca7e9b83e8b27af