Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
09-09-2024 14:51
Static task
static1
Behavioral task
behavioral1
Sample
35e6ba935eebce8fa4222af32eba4bd4495a80d582b18d584aa9ae5d097822e7.dll
Resource
win7-20240704-en
General
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Target
35e6ba935eebce8fa4222af32eba4bd4495a80d582b18d584aa9ae5d097822e7.dll
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Size
377KB
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MD5
e5c31e9a8f20031c7e887de64bc94bb7
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SHA1
015d79ad53fc52061a84965bc265d877fe8ede53
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SHA256
35e6ba935eebce8fa4222af32eba4bd4495a80d582b18d584aa9ae5d097822e7
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SHA512
65fdf8d8b7a6f870403c4a059b381bef625e2f903561e46cada54040fc578614bdc192228308ca401bb384c8d937a4d780c05f6b9a05fe00f8bf02522ec85a73
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SSDEEP
6144:YJ39MjkUe+wQ+Rm60lb/vtpJYb+QMd6wb2sj6pCcvoBV+UdvrEFp7hKM:Y3M1Bb/vtpJYb+QMd6wbBsnvoBjvrEHL
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll acprotect -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3056 rundll32.exe -
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll upx behavioral1/memory/3056-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/3056-6-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
rundll32.exedescription ioc process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.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.
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 3056 rundll32.exe Token: SeDebugPrivilege 3056 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe PID 2512 wrote to memory of 3056 2512 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\35e6ba935eebce8fa4222af32eba4bd4495a80d582b18d584aa9ae5d097822e7.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\35e6ba935eebce8fa4222af32eba4bd4495a80d582b18d584aa9ae5d097822e7.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3056
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab