a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 14:36

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General

Target

a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe
Size

277KB
MD5

11fb86dd53eba1e877584beb14958508
SHA1

67a17b71fc6930a213a53a2b6d0af82850e70d28
SHA256

a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1
SHA512

9b945213e6735f8d1947e5424e61941f346181f29577aa27f677f83925b7f01b5230feba83fb99bb58f1445eb6e2022cac7fbba932885e5bd3a26691fd7a045e
SSDEEP

6144:1Aml/DRfCYC3dM7B+mCLBV+UdvrEFp7hKRS:1AmlbRfCd6B+mCLBjvrEH7AS

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:

a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

pid process

1556 a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

pid	process
1556	a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1556-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
\Program Files\Common Files\System\symsrv.dll	upx
behavioral1/memory/1556-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

description ioc process

File created C:\Program Files\Common Files\System\symsrv.dll a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

description pid process

Token: SeDebugPrivilege 1556 a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

description	ioc	process
File created	C:\Program Files\Common Files\System\symsrv.dll	a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

description	pid	process
Token: SeDebugPrivilege	1556	a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe

C:\Users\Admin\AppData\Local\Temp\a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe
"C:\Users\Admin\AppData\Local\Temp\a4e664bb4d6f7ccd07ff60ce385a62342a505e3322c87f3083fd783c6daacce1.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1556

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/1556-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1556-5-0x00000000012F0000-0x0000000001325000-memory.dmp

Filesize
212KB

Download
memory/1556-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download