64b0f646baff4e69af64ca67c1e050a1d4a181106bfba1a5ff8e40acb50201f7

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11/07/2024, 15:35

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General

Target

Uninstall.exe
Size

66KB
MD5

70a7fc89543400a0c027632061b44939
SHA1

548d56e2c6e3aa54fbd8a95a5a37abf604890155
SHA256

e4932e2bfa1de990ea24038a3e202046b77eea84bf1a25a48a1bd5c44c6a93c6
SHA512

3238f14cd2f4c1b1ce9873327b833daae2f0ce9c6ccb13cfa52483ca28930353ecf6fb9bedcf1dbe1dffc9aeba22e0ef47e3f800907df70b4f37f97e3bb7be19
SSDEEP

1536:97ANUHtHV6AWzwfFJUPfT4t3kUYp+djPw6RqRigBJbcWIM:9TvfTzcTsw6R9gBTIM

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3056	Au_.exe

Loads dropped DLL 4 IoCs

pid	Process
2648	Uninstall.exe
3056	Au_.exe
3056	Au_.exe
3056	Au_.exe

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

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral7/files/0x0005000000019c53-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31
PID 2648 wrote to memory of 3056	2648	Uninstall.exe	31

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:2648
- 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
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:3056

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
66KB

MD5
70a7fc89543400a0c027632061b44939

SHA1
548d56e2c6e3aa54fbd8a95a5a37abf604890155

SHA256
e4932e2bfa1de990ea24038a3e202046b77eea84bf1a25a48a1bd5c44c6a93c6

SHA512
3238f14cd2f4c1b1ce9873327b833daae2f0ce9c6ccb13cfa52483ca28930353ecf6fb9bedcf1dbe1dffc9aeba22e0ef47e3f800907df70b4f37f97e3bb7be19

Download Submit
memory/2648-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3056-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download