Analysis
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max time kernel
148s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
13-12-2024 19:15
Static task
static1
Behavioral task
behavioral1
Sample
a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe
Resource
win7-20240903-en
General
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Target
a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe
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Size
1.2MB
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MD5
c62f172c3b59196d73b8a8ba0be84bfa
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SHA1
09d83e5578eda48c72cfad84579b9cdb7f09e77b
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SHA256
a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc
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SHA512
819d209841a085db303e4caabe353ce13796a790f4bea8844556a160eeb4740dcb8ed7a0852382e212e56a7388c9ebbecc867789af9e4f3c90d3e908c38c40dc
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SSDEEP
24576:kIgUH4/nTnej9r2PlwBwd8/JF+cd3Hksx7qJ1j4coCYHb0YL2KGrEH7J:kgc09r2PGB1Hki7qJ1UcophTD
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000c000000023b21-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000c000000023b21-1.dat acprotect -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
Loads dropped DLL 1 IoCs
pid Process 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
resource yara_rule behavioral2/files/0x000c000000023b21-1.dat upx behavioral2/memory/2372-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-60-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-61-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-72-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-76-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-80-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2372-92-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe File created \??\c:\program files\common files\system\symsrv.dll.000 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe 2372 a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe"C:\Users\Admin\AppData\Local\Temp\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2372
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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C:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe_v2\2faca2eb-a219-44e5-b6d3-f2268502edad.json
Filesize890B
MD506ade47ecdd09430290db088e2f3c052
SHA1eed1dde114d7d3118aa8c988f364439bc5a33dec
SHA256e0697e2a081c8660ab204f56ff17d182afcb6bf67c20b09b0f499392245e0201
SHA512cb6f536c43ff1a40fb5f3b32c725c83e04b555aeddd081e2f1bf2c186b5a2f308724b7c8efd522135729ffe1abf7a95c4f58a4015fef54d3d6eef4cdc5a340ec
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C:\ProgramData\CyberLink\CBE\D8D760AC-ACA2-493e-9623-61E9D47DE89C\a4f9bc6d511e630a8629557f5b79ba9cd8fcd23bdc8786ee5ebe15d1f61a40fc.exe_v2\UNO.ini
Filesize7B
MD5be9d6efbd8632e482c64618f00a701fa
SHA1cc7c0702a34305282ba77d4eb88db1fa0bbed850
SHA256d94fd0c7e43df0a03014a44d79653c0845adb29e6222ca47718c46af90847b84
SHA512c59eee3a838ec35f447c28a701289f3f35ea5ec08d0c38df54482b39a2219598074d49fc162b1ef46d9e20c336221f53bc86de7163183193001b466ff36dd5c8