a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 12:19

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General

Target

a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe
Size

1.3MB
MD5

41206d46331e8b355d30110bee5f43d4
SHA1

b33bb0a1b3bda7e0264879a51f5c3f63fd0c76dd
SHA256

a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae
SHA512

1e885fa705e55a487b5c4f119c7f3d3571465ba8ffd9ae57f239596d9807ba069e29213f7804730f8a4f9f9555afbbff550e0d84cce498a467ed7703883f59b5
SSDEEP

24576:V1E77myYGYYl6gE+j8EKPkd1EbUXt7rrl3XVPkURVNhZ/frEH77q:A7rYol6LvXVbilpDVNhyq

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0009000000012232-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
688	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/688-3-0x0000000000290000-0x0000000000555000-memory.dmp	upx
behavioral1/files/0x0009000000012232-1.dat	upx
behavioral1/memory/688-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/688-6-0x0000000000290000-0x0000000000555000-memory.dmp	upx
behavioral1/memory/688-7-0x0000000000290000-0x0000000000555000-memory.dmp	upx
behavioral1/memory/688-15-0x0000000000290000-0x0000000000555000-memory.dmp	upx
behavioral1/memory/688-16-0x0000000010000000-0x0000000010030000-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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/688-7-0x0000000000290000-0x0000000000555000-memory.dmp	autoit_exe
behavioral1/memory/688-15-0x0000000000290000-0x0000000000555000-memory.dmp	autoit_exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
688	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe
688	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	688	a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe

C:\Users\Admin\AppData\Local\Temp\a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe
"C:\Users\Admin\AppData\Local\Temp\a5b6a4a55d534213ae6daac0657b6455c95210de51c9a8d52d2567b78f4c5aae.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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/688-3-0x0000000000290000-0x0000000000555000-memory.dmp

Filesize
2.8MB

Download
memory/688-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/688-6-0x0000000000290000-0x0000000000555000-memory.dmp

Filesize
2.8MB

Download
memory/688-7-0x0000000000290000-0x0000000000555000-memory.dmp

Filesize
2.8MB

Download
memory/688-15-0x0000000000290000-0x0000000000555000-memory.dmp

Filesize
2.8MB

Download
memory/688-16-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download