2f4f18afd4c4ef23a0cc5d37742f52e5d120bce654f6301ec92d82723ed7c3fb

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 19:03

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General

Target

uninst.exe
Size

52KB
MD5

350802dbaa4cfbdaac49d0542ff0859d
SHA1

a412e6334c818bde856a1771c83b6b6d1877530f
SHA256

d8c796e7518ceb8d9add1ca94d8dc0991d7fc3eb520ba5043adb67da03dfea9a
SHA512

3162e846cf735978db5ea828b8e0b13215610e1960c7ab96f1b1cfe329209d286e035343d52563f47c55b5bd07576ae975f3cfb43fc0e8837a288b45e13706d6
SSDEEP

768:CUEx8n86PUQ1cFpl+Bd7it9igPfORwhIj8d+thiNcM9atgd2iZQAm6kRRS+NoJRJ:uiTPUgOplcC2RVhiNctgdLeAyNZe3

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1708	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
2176	uninst.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
behavioral11/files/0x00350000000165d4-2.dat	nsis_installer_1
behavioral11/files/0x00350000000165d4-2.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1708	2176	uninst.exe	28
PID 2176 wrote to memory of 1708	2176	uninst.exe	28
PID 2176 wrote to memory of 1708	2176	uninst.exe	28
PID 2176 wrote to memory of 1708	2176	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:2176
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  PID:1708

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\~nsuA.tmp\Au_.exe

Filesize
52KB

MD5
350802dbaa4cfbdaac49d0542ff0859d

SHA1
a412e6334c818bde856a1771c83b6b6d1877530f

SHA256
d8c796e7518ceb8d9add1ca94d8dc0991d7fc3eb520ba5043adb67da03dfea9a

SHA512
3162e846cf735978db5ea828b8e0b13215610e1960c7ab96f1b1cfe329209d286e035343d52563f47c55b5bd07576ae975f3cfb43fc0e8837a288b45e13706d6

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