c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25-01-2024 15:42

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General

Target

c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
Size

234KB
MD5

97b7a0f067010dc4e5ed42e8ee833797
SHA1

85f5893bc66272ec1f79a343f9e7c0b404bc384b
SHA256

c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019
SHA512

d817e4ca3782818aa593622a17091a6436b811f0803cf01885dc6a8045420904d2fb04959b0d63caa1bcca594a82b0972d1addf61719ab230b05b3e374c23719
SSDEEP

3072:HwzvOYZk5YP/aKavT/DZUl9aobNI2B+JlIjDe7kal2n1TWl9o1B0C98CqtVFiDfn:okiP/aK2ZUl9H/B+rTBV+UdvrEFp7hK2

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

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:

c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

pid process

2020 c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

pid	process
2020	c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Program Files\Common Files\System\symsrv.dll	upx
behavioral1/memory/2020-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2020-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

description pid process

Token: SeDebugPrivilege 2020 c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

description	pid	process
Token: SeDebugPrivilege	2020	c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe

C:\Users\Admin\AppData\Local\Temp\c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe
"C:\Users\Admin\AppData\Local\Temp\c5498b462e206d05c209a467ae6c84fa0f3cf1f539d2bfaef6e2217984775019.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:2020

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Program Files\Common Files\System\symsrv.dll
Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2020-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2020-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2020-5-0x0000000000AB0000-0x0000000000AD9000-memory.dmp

Filesize
164KB

Download