c59b51d15b5965f27db4c5bbd21793ad6b492c8c751836ba8bd43829d791146e

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 12:09

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General

Target

Uninstall.exe
Size

92KB
MD5

1968be0f71ead6d980c29890592c0252
SHA1

8f53bf28355346f084aeeb7047bf25b31650b9ab
SHA256

f4bc09a48636266f6aca12d9dbaa45611eece9ab5c37bf3db4c7a78fcb81ddc3
SHA512

0996b8955ada0daf569c5080ca9b5608b341896b3d88082d3b2585e6d753ada9fa84c7a71c0873733565136d76341985af5e6023c31c2b41739bf6b691d24c5b
SSDEEP

1536:HokYTf8XUCb0N1Jzz0D+HUpEu6gdLeAyNsF+BG4TM7P+xofxNs:HhYDI5Q+D+HUpEu6ceAlPa8s

Score

4^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

Un_A.exe

pid process

2256 Un_A.exe
Loads dropped DLL 1 IoCs

Processes:

Uninstall.exe

pid process

2348 Uninstall.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2256	Un_A.exe

pid	process
2348	Uninstall.exe

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

Processes:

Uninstall.exeUn_A.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Uninstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Un_A.exe

pid process

2256 Un_A.exe

pid	process
2256	Un_A.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

Uninstall.exe

description	pid	process	target process
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe
PID 2348 wrote to memory of 2256	2348	Uninstall.exe	Un_A.exe

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348

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\
2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
PID:2256

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

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

Filesize
92KB

MD5
1968be0f71ead6d980c29890592c0252

SHA1
8f53bf28355346f084aeeb7047bf25b31650b9ab

SHA256
f4bc09a48636266f6aca12d9dbaa45611eece9ab5c37bf3db4c7a78fcb81ddc3

SHA512
0996b8955ada0daf569c5080ca9b5608b341896b3d88082d3b2585e6d753ada9fa84c7a71c0873733565136d76341985af5e6023c31c2b41739bf6b691d24c5b

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