276c774164e58f2a9a22e776524ac519be85cee091c7459480b7cf89206f506d

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 03:55

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General

Target

$INSTDIR_upd/$R1.exe
Size

53KB
MD5

081ecb6bdb20c9cf8d0b69ff06b6cb19
SHA1

c002b6b587b600a6382b770569ff48d89318c2e3
SHA256

2bcb472477736e7822154963fd24b55a08b1c84958ca04a5d5824af3d3d5057d
SHA512

1beaabe5655fc5f83bc472007013354108b4dd7dc963e27cc46f9c62b38d8b7d4520a4c338b1d88edf65f3242a09502d5822d49c400a02dce41aab61d807625e
SSDEEP

1536:RgVCwGmMmybCk4baqIJOaMizu/gdLeAyNx5zu:Rgsmet6LIYizu/ceAQS

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2188	Un_A.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	$R1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2188	1952	$R1.exe	85
PID 1952 wrote to memory of 2188	1952	$R1.exe	85
PID 1952 wrote to memory of 2188	1952	$R1.exe	85

C:\Users\Admin\AppData\Local\Temp\$INSTDIR_upd\$R1.exe
"C:\Users\Admin\AppData\Local\Temp\$INSTDIR_upd\$R1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\$INSTDIR_upd\
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2188

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
53KB

MD5
081ecb6bdb20c9cf8d0b69ff06b6cb19

SHA1
c002b6b587b600a6382b770569ff48d89318c2e3

SHA256
2bcb472477736e7822154963fd24b55a08b1c84958ca04a5d5824af3d3d5057d

SHA512
1beaabe5655fc5f83bc472007013354108b4dd7dc963e27cc46f9c62b38d8b7d4520a4c338b1d88edf65f3242a09502d5822d49c400a02dce41aab61d807625e

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