3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4f

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 17:50

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General

Target

3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
Size

1.8MB
MD5

8cda9b0fb1641f4b4fe3717937118530
SHA1

87df0a513ff18a4e81f6feeb49d81397e6ba4e66
SHA256

3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4f
SHA512

bfa0bb016276a06afed9ebfc635762d145cebf7a4201b66f9c9a2a7811fc13607367dd2f700b8da290d757e07561905673538f3ab5007092c1952158c4e57280
SSDEEP

49152:ZWvzFDUJPIrtXhwGoHD9aigPIrtXhwGoH:AvzhgP8IHD9aigP8IH

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1644	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Executes dropped EXE 1 IoCs

pid	Process
1644	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Loads dropped DLL 1 IoCs

pid	Process
1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1684-0-0x0000000000400000-0x00000000004E0000-memory.dmp	upx
behavioral1/files/0x0008000000012102-11.dat	upx
behavioral1/memory/1644-17-0x0000000000400000-0x00000000004E0000-memory.dmp	upx

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	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
1644	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1644	1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe	29
PID 1684 wrote to memory of 1644	1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe	29
PID 1684 wrote to memory of 1644	1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe	29
PID 1684 wrote to memory of 1644	1684	3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe	29

C:\Users\Admin\AppData\Local\Temp\3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
"C:\Users\Admin\AppData\Local\Temp\3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
  C:\Users\Admin\AppData\Local\Temp\3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:1644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\3a3ce164d4ae14785199bc52ebe280d9496fc9c6edc83aed21004c28ca725f4fN.exe

Filesize
1.8MB

MD5
b9f8a818495a65b6c862bde262d28411

SHA1
5c99ae4cc9785796c55e791f05ba6b3f308f5b9c

SHA256
7fa51dab7305b2f90190f0ddeba45fdeb857a2f28802910c3c94cd155a6591bf

SHA512
25ab0931ef60beb607adfdc3468bb6e14d0e84bb9d403ad663579c09b4af268990a95c989284bbeaf7b4d576570ad7f205b807a498bbad610ea2f2a8274b9dde

Download Submit
memory/1644-17-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1644-18-0x0000000000210000-0x0000000000241000-memory.dmp

Filesize
196KB

Download
memory/1644-42-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1684-0-0x0000000000400000-0x00000000004E0000-memory.dmp

Filesize
896KB

Download
memory/1684-1-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/1684-2-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/1684-15-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download