96bac43faac2b1fa5e0bc495975b2e642af5da181e313a9c8f541912b83c0edb

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01/06/2024, 16:50

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General

Target
uninst.exe
Size 140KB
Sample240601-vcgscsha21
SHA256 c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c
MD5 f32962b1f79d5132fff8267a04b9c46c
SHA1 d7886c2c455b72259281a768bb9d149a1aa44eb7
SHA512 fcc1fad8532eb5c94953a7ed3235de29f83732ed62db5b326c758711610d89befb0cca213a2f3bb15768530ddb3fb2a4483ee1bc9cdec51c5841a6998aebe170
SSDEEP 3072:dnPdzuK8Jdw4TMJw3uXceAu3qPgn2yiG01NiP9roOVkMVoIq5X7o:dnPdudwDzmuPn2yimP99lxn
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1740	Un.exe

Loads dropped DLL 3 IoCs

pid	Process
1752	uninst.exe
1740	Un.exe
1740	Un.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1740	Un.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 1740	1752	uninst.exe	28
PID 1752 wrote to memory of 1740	1752	uninst.exe	28
PID 1752 wrote to memory of 1740	1752	uninst.exe	28
PID 1752 wrote to memory of 1740	1752	uninst.exe	28

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

LangDLL.dll

Path \Users\Admin\AppData\Local\Temp\nsy3DAE.tmp\LangDLL.dll
Size 5KB
SHA256 32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e
MD5 50016010fb0d8db2bc4cd258ceb43be5
SHA1 44ba95ee12e69da72478cf358c93533a9c7a01dc
SHA512 ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233
SSDEEP 48:S46+/pTKYKxbWsptIp5tCZ0iVEAWyMEv9v/ft2O2B8m/ofjLl:zbuPbO5tCZBVEAWyMEFv2CmCL
MD5 SHA1 SHA512 SSDEEP

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UAC.dll

Path \Users\Admin\AppData\Local\Temp\nsy3DAE.tmp\UAC.dll
Size 14KB
SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
MD5 adb29e6b186daa765dc750128649b63d
SHA1 160cbdc4cb0ac2c142d361df138c537aa7e708c9
SHA512 b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada
SSDEEP 192:DiF6v2imI36Op/tGZGfWxdyWHD0I53vLl7WVl8e04IpDlPjs:DGVY6ClGoWxXH75T1WVl83lLs
MD5 SHA1 SHA512 SSDEEP

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Un.exe

Path \Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
Size 140KB
SHA256 c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c
MD5 f32962b1f79d5132fff8267a04b9c46c
SHA1 d7886c2c455b72259281a768bb9d149a1aa44eb7
SHA512 fcc1fad8532eb5c94953a7ed3235de29f83732ed62db5b326c758711610d89befb0cca213a2f3bb15768530ddb3fb2a4483ee1bc9cdec51c5841a6998aebe170
SSDEEP 3072:dnPdzuK8Jdw4TMJw3uXceAu3qPgn2yiG01NiP9roOVkMVoIq5X7o:dnPdudwDzmuPn2yimP99lxn
MD5 SHA1 SHA512 SSDEEP

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads