5271e8ec687c71a26214ccdba7c9ab1b60569bd5a3b56bfba8a6d5f1a6940dbd

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-09-2024 04:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

uninst.exe
Size

32KB
MD5

4aa2fa9cdb6e1fdc1ecb84c9dfbb3228
SHA1

103f1886c5dda222b50e548887131699804d8118
SHA256

2a60367d426fffc96060afd78d3d3bead370609f97ed44ff4e71abf5307ef9be
SHA512

a051320c4b763990a23ee437c8dd61936841fa610b9bd2e40cca552865a0b3aa803727ce30273707fc9b68648895355c5fc4dc493918968ac7f6a5582ee4a6f5
SSDEEP

768:D/DsaGV4M8SnjRk/dP4QY4Y/TdmJcVgBT+LERPAxVUqr:DLsaGuglum/TdW4tLERPAxVT

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2392	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2392	Au_.exe

Loads dropped DLL 4 IoCs

pid	Process
1988	uninst.exe
2392	Au_.exe
2392	Au_.exe
2392	Au_.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uninst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30
PID 1988 wrote to memory of 2392	1988	uninst.exe	30

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
32KB

MD5
4aa2fa9cdb6e1fdc1ecb84c9dfbb3228

SHA1
103f1886c5dda222b50e548887131699804d8118

SHA256
2a60367d426fffc96060afd78d3d3bead370609f97ed44ff4e71abf5307ef9be

SHA512
a051320c4b763990a23ee437c8dd61936841fa610b9bd2e40cca552865a0b3aa803727ce30273707fc9b68648895355c5fc4dc493918968ac7f6a5582ee4a6f5

Download Submit
memory/1988-0-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/1988-1-0x0000000000240000-0x00000000002D8000-memory.dmp

Filesize
608KB

Download
memory/1988-10-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/1988-23-0x0000000002870000-0x0000000002908000-memory.dmp

Filesize
608KB

Download
memory/2392-16-0x00000000004A0000-0x0000000000538000-memory.dmp

Filesize
608KB

Download
memory/2392-17-0x00000000004A0000-0x0000000000538000-memory.dmp

Filesize
608KB

Download
memory/2392-11-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2392-24-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/2392-25-0x00000000004A0000-0x0000000000538000-memory.dmp

Filesize
608KB

Download
memory/2392-28-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download