c20450bd488bd5980bcb9f2a0d402d2a5deabe51b0fb5cf31cf86b084b2a1997

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/07/2024, 11:32

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General

Target

uninstall.exe
Size

59KB
MD5

e4345156362f8e19e4ee04e7ad4abb92
SHA1

2ec288808414ccf1023ce8bf9bb0d957071e7ba4
SHA256

e4f7f2724f28f5b4498642f8c9cdeb30c47cacf0b3de8806417abd015504f097
SHA512

22c8d9bbf6bdbe4a16006e82f9d7d8a9b55e2f094634d4ffe553e6226587555fcde8345485b3b47d3ff485b552a5856f4e9d6001dfe3ecac9f354ca46ca8648e
SSDEEP

1536:JHm35PAR0U3oiuLzM6y0DdmJ5WLa7dpswzXkOyWyn8OfJCvx:9Ah4oFNDdmJXpRzXkHWyn3K

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2692	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
2636	uninstall.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral13/files/0x0005000000019621-2.dat	nsis_installer_1
behavioral13/files/0x0005000000019621-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2692	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2692	2636	uninstall.exe	30
PID 2636 wrote to memory of 2692	2636	uninstall.exe	30
PID 2636 wrote to memory of 2692	2636	uninstall.exe	30
PID 2636 wrote to memory of 2692	2636	uninstall.exe	30

C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2636
- 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⤵
  - Executes dropped EXE
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2692

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

Replay Monitor

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Downloads

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

Filesize
59KB

MD5
e4345156362f8e19e4ee04e7ad4abb92

SHA1
2ec288808414ccf1023ce8bf9bb0d957071e7ba4

SHA256
e4f7f2724f28f5b4498642f8c9cdeb30c47cacf0b3de8806417abd015504f097

SHA512
22c8d9bbf6bdbe4a16006e82f9d7d8a9b55e2f094634d4ffe553e6226587555fcde8345485b3b47d3ff485b552a5856f4e9d6001dfe3ecac9f354ca46ca8648e

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