Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
28/07/2024, 06:35
Static task
static1
Behavioral task
behavioral1
Sample
f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe
Resource
win10v2004-20240709-en
General
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Target
f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe
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Size
2.4MB
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MD5
dd47d3ccc6024d2ba9900cf3ce891437
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SHA1
2f8b96944b65f96e32ca200b00a49c58e2285a33
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SHA256
f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37
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SHA512
09a6f78545fef73c629c5a0945a259eb0dc7438e0734243f394d443bed3d67cf856567898a58b210fbaee092dae1a03441a66d4e6e06511abe5c04811c73b6a6
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SSDEEP
49152:9edZBy3MKKJcwxnxi6r9KrRcwiaPfZHjbOlqUsu55rmrK3I2:9e/80pbcrRcw1Pf5jbG8u55arKr
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0009000000023470-1.dat floxif -
Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0009000000023470-1.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-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
Loads dropped DLL 6 IoCs
pid Process 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 5088 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 5088 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 5088 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
resource yara_rule behavioral2/files/0x0009000000023470-1.dat upx behavioral2/memory/3580-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5088-14-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5088-31-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3580-35-0x0000000010000000-0x0000000010030000-memory.dmp upx -
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: f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe File created C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe File created \??\c:\program files\common files\system\symsrv.dll.000 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
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 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe Token: SeDebugPrivilege 5088 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3580 wrote to memory of 5088 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 87 PID 3580 wrote to memory of 5088 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 87 PID 3580 wrote to memory of 5088 3580 f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe"C:\Users\Admin\AppData\Local\Temp\f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.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 WriteProcessMemory
PID:3580 -
C:\Users\Admin\AppData\Local\Temp\f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe"C:\Users\Admin\AppData\Local\Temp\f885b625bb844eea4fa2b974eaeea0e2f1b5db792ba991243f3b2d004a5ccb37.exe" -el -s2 "-dX:\Tools\Portable_Vgo2000" "-sp"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5088
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
589KB
MD5f7d534dc69f60ad1b658a56841639e47
SHA1435685cf125391818c74c084fc003e3fd97627e2
SHA256150bd9bfe6822219e71b977887e8b41ad7269144520c44389a9fc07e335bf464
SHA512c31ceb5b594b6c703b8c7c962e8a897f288c41231ffeac821d278effd8151126a96cde7e9a1f0016392b5f88e99771caf1bcb8c6f09ed06a298287344884a664
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Filesize
589KB
MD58b1cd0fc4ae9980f8298031f18f7e5dd
SHA1aea17fe91c6dc82154ca818db3bb3e749d9c48d5
SHA2567dc1f71aa016930c5f5328da7fa65f915699723193cefe66587868a44060a5b9
SHA51210d4e6ffd2ae66a1bf0718e4f74d4819608b143d6e4d305cbc7155440efe4c8225e82b6c9c6b3165300ffd54154ab665959a5954494c425c3119f3f2e2f1a3c9
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
2.3MB
MD559910de3291fa9293f97d4999cd856bf
SHA1acca7c6f46ec8be28972c5f67194a98ea61f526b
SHA25687aaf8c93652ce12efd8f4fcb2c3297c12378ae8cc6da3a4f409298270a30c36
SHA51234d6352629ad8023b2c52cf2d6feb801ce03a5e4bb29ea9c92c82a8b6f5b03ac2b4bbac8e5606e72baf1facf24370388a01cab586435a9dbfae9be8a1be00b81