Analysis
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max time kernel
171s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
28-10-2023 20:14
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.d34c9e759dbb7218835dc9895640bc80.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.d34c9e759dbb7218835dc9895640bc80.exe
Resource
win10v2004-20231025-en
General
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Target
NEAS.d34c9e759dbb7218835dc9895640bc80.exe
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Size
529KB
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MD5
d34c9e759dbb7218835dc9895640bc80
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SHA1
710f0cb8d225c45eba7244867eca829e8bb8db95
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SHA256
410733d49772f3d128b353d9d732c18f3eeaf8e448b428573a7c4ec769e17564
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SHA512
e39979657f23c6b72c01351dbc5fedbee6e71f2b7aade7e515bce9ad2c097ad42c352618d3ea6b8af569cd487f7492ea408ceeb0c50547c5ec2790400247fef1
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SSDEEP
12288:xMOzTVTacEFGIgf65/8Ju2/S75FZh9BBjvrEH7e:xnzT8SIeJu2QhdrEH7e
Malware Config
Signatures
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Modifies AppInit DLL entries 2 TTPs
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000700000001210a-1.dat acprotect behavioral1/files/0x000700000001210a-16.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe -
resource yara_rule behavioral1/files/0x000700000001210a-1.dat upx behavioral1/memory/2508-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000700000001210a-16.dat upx behavioral1/memory/2508-20-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-23-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-29-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-33-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-37-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-41-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2508-45-0x0000000010000000-0x0000000010030000-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: NEAS.d34c9e759dbb7218835dc9895640bc80.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll NEAS.d34c9e759dbb7218835dc9895640bc80.exe File created \??\c:\program files\common files\system\symsrv.dll.000 NEAS.d34c9e759dbb7218835dc9895640bc80.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor NEAS.d34c9e759dbb7218835dc9895640bc80.exe Key enumerated \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor NEAS.d34c9e759dbb7218835dc9895640bc80.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor NEAS.d34c9e759dbb7218835dc9895640bc80.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe Token: SeDebugPrivilege 2508 NEAS.d34c9e759dbb7218835dc9895640bc80.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.d34c9e759dbb7218835dc9895640bc80.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.d34c9e759dbb7218835dc9895640bc80.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2508
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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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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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab