a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
16-06-2024 01:02

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General

Target

a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe
Size

3.6MB
MD5

f85c83caa173a25fbb561295f97f0942
SHA1

07c50618cbb9a692af23da4ead516b6947d931b0
SHA256

a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280
SHA512

717c6444d9658cf370258ff8f673aab3f95e47f06af8f6da807a984306464f051cb35d1e158756f655789c876f66e3a4fb85e1ca541562f03935f1ae5f558a60
SSDEEP

98304:P6pJTfvpoNTDxxRb9pJuC9KiBD7ioML9y92mRnFDZtL:CbpoJdtpIa1ByoML9yzXtL

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 5 IoCs

resource	yara_rule
behavioral1/memory/2172-3-0x0000000000270000-0x00000000007BE000-memory.dmp	UPX
behavioral1/files/0x000a000000015cb1-1.dat	UPX
behavioral1/memory/2172-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral1/memory/2172-15-0x0000000000270000-0x00000000007BE000-memory.dmp	UPX
behavioral1/memory/2172-17-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000a000000015cb1-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a000000015cb1-1.dat	upx
behavioral1/memory/2172-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2172-17-0x0000000010000000-0x0000000010030000-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:	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2172-15-0x0000000000270000-0x00000000007BE000-memory.dmp	autoit_exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2556	2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe	29
PID 2172 wrote to memory of 2556	2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe	29
PID 2172 wrote to memory of 2556	2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe	29
PID 2172 wrote to memory of 2556	2172	a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe	29

C:\Users\Admin\AppData\Local\Temp\a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe
"C:\Users\Admin\AppData\Local\Temp\a5f695178e791de277a758a321c64508193a3716da3c36898f196894fb8b4280.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c rd /s /q "C:\~WanDrv6.Temp.F2J2y"
  2⤵
  PID:2556

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/2172-3-0x0000000000270000-0x00000000007BE000-memory.dmp

Filesize
5.3MB

Download
memory/2172-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2172-6-0x000000000079C000-0x000000000079D000-memory.dmp

Filesize
4KB

Download
memory/2172-15-0x0000000000270000-0x00000000007BE000-memory.dmp

Filesize
5.3MB

Download
memory/2172-17-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download