49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 11:20

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General

Target

49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe
Size

943KB
MD5

a6682502e649fa36784c055e2e94db74
SHA1

51198491f44d7ac112be3ef29b5e1c9281a84913
SHA256

49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b
SHA512

444d2524e8ffd72d5fcc856a2cfb3eee4c9c478fb6449c9121de0e09c166ee7b7bec9bcf8fda409ecc389276ba1f5b5c6809611181ab3ddf20514e2f63900259
SSDEEP

24576:IO25yT/tMbHWc8eq9TqOUk12+lm/HIpUqpa1kVlFKXUfrEH7l6:IO2wTKbHClcBInp2kDwM

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.

resource	yara_rule
behavioral1/files/0x0008000000012248-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2876	49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000012248-1.dat	upx
behavioral1/memory/2876-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2876-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe

C:\Users\Admin\AppData\Local\Temp\49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe
"C:\Users\Admin\AppData\Local\Temp\49904e89bda2dc504dfc287d69aefbdccf715ee2a96ffe67d4e416e9225b889b.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:2876

Network

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/2876-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2876-5-0x0000000000380000-0x0000000000460000-memory.dmp

Filesize
896KB

Download
memory/2876-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download