a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655

Analysis

max time kernel
139s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
21-05-2024 14:31

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General

Target

a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe
Size

286KB
MD5

c194a76b2c3bd7754e552031f37ab0d4
SHA1

5d1aab67c1c14ab5b512123faf2822ad1af959fe
SHA256

a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655
SHA512

a08e4a30e2d7491ad6bc94fcf8617a8f697d246c2180915b1baf4c70182185bf9bf6b992d3d174c3270ea68994a1d484132a7c7b7d5879bac5e24c1b7a3da488
SSDEEP

6144:3K7gKNkhSR/5kHouyXnZhB+h8WHxBV+UdvrEFp7hKp5:3K7gKNkhm/JuyXnPB+h8WHxBjvrEH7A

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
C:\Program Files\Common Files\System\symsrv.dll	acprotect

Loads dropped DLL 1 IoCs

Processes:

a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

pid process

3172 a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

pid	process
3172	a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
C:\Program Files\Common Files\System\symsrv.dll	upx
behavioral2/memory/3172-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3172-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

description pid process

Token: SeDebugPrivilege 3172 a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

description	pid	process
Token: SeDebugPrivilege	3172	a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe

C:\Users\Admin\AppData\Local\Temp\a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe
"C:\Users\Admin\AppData\Local\Temp\a99d524a10e43dd8818fa25266f287e1db758c79e673620d19c54644eade3655.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:3172

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/3172-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3172-5-0x0000000000620000-0x0000000000657000-memory.dmp

Filesize
220KB

Download
memory/3172-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download