Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
05-11-2023 05:08
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe
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Size
457KB
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MD5
4e6b99366c1dfb430a11fa28d6ecc090
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SHA1
e2df4767f0c034b5c2d9fcd2bd28d17494a32f6d
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SHA256
6a40c5b058f2cb7a5552418e30566b7cbad1b725d20792c7d140b9bece39e233
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SHA512
7ae278c8a114de9e6136c7a2617fc5bc046ae080faae9198b4367f8cdc3d67e477d61afb92a5c2cc175e086d83fa16e6d5c683d39d1e463f6d4a275c070c1770
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SSDEEP
6144:gJHnwsqeMB3O5Xwg3DYNS7QTFegOtr3wcSy1SBamUVzdi5CBV+UdvrEFp7hKfE:yjJ5Xwg3DMFejw0mUFEIBjvrEH7iE
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 2 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00060000000120b7-1.dat acprotect behavioral1/files/0x00060000000120b7-7.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2028 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe -
resource yara_rule behavioral1/memory/2028-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x00060000000120b7-1.dat upx behavioral1/files/0x00060000000120b7-7.dat upx behavioral1/memory/2028-11-0x0000000010000000-0x0000000010030000-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.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe File created \??\c:\program files\common files\system\symsrv.dll.000 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2028 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2028 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2028 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe 2028 NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.4e6b99366c1dfb430a11fa28d6ecc090_JC.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2028
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
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab