f6de40a0e0c5b51daa70456189d10f7fc1e7dcd36168cf8afcb17035efda6686

Analysis

max time kernel
132s
max time network
218s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 10:26

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General

Target

Uninstall.exe
Size

1.7MB
MD5

65a8d4d556099f4a62b3ab141034f38e
SHA1

38d2ee2b7a2c363cd99ab46d03fab2b87ff00d9e
SHA256

caff82547f14b0afff408cd83625321ad00c5145d9086e7f5c74c6ca10899f54
SHA512

f3ad2c0fb2d78551f6a65cbd4aae6a3ea5f3653e4456ec9fb4aa36ab299fffe9712acb3da91b272f9cef7f2d7216e38a9685d9179bf72f6f9cae6cebc5d8f8f5
SSDEEP

24576:0GTJPUbMP326XBoBBYHsIfDczcu5IOQ6LbitlK3cBD5Mm1cBJkkMG5pOVUWjPSdD:FI2G0oWMIoVljGG3aqmQkk9OOpt

Score

4^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2408	Au_.exe

Loads dropped DLL 16 IoCs

pid	Process
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe
2408	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3092 wrote to memory of 2408	3092	Uninstall.exe	96
PID 3092 wrote to memory of 2408	3092	Uninstall.exe	96
PID 3092 wrote to memory of 2408	3092	Uninstall.exe	96

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3092
- 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: EnumeratesProcesses
  PID:2408

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

C:\Users\Admin\AppData\Local\Temp\nsg84D8.tmp\FindProcDLL.dll

Filesize
492KB

MD5
633625aa3be670a515fa87ff3a566d90

SHA1
de035c083125aef5df0a55c153ef6cc4dd4c15b4

SHA256
bda8e0ddb672ea3558ad68634c49da06cd72f93d7fca642ca41df00e26512df1

SHA512
3c687ddf0e4e93a6787a23a93e2011df42898f6d21101c848a1b7c7bd2eddd5d49fdd0748e47e6235e7808596d00a1ecf79b5c975d050dd8d00a95f515a444a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg84D8.tmp\System.dll

Filesize
11KB

MD5
ca332bb753b0775d5e806e236ddcec55

SHA1
f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f

SHA256
df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d

SHA512
2de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsg84D8.tmp\WeChatInstallDll.dll

Filesize
3.3MB

MD5
bd9e977801a57ba49a3b9320ca265256

SHA1
5d83144b39195f0269167d76d68e7807ffd7a480

SHA256
abacdb7732c14ad8d98419f89e2ab6dd9716167bab5d92db048a55b4a266d4ed

SHA512
6969f937becb9f0b1fa76e20913c11d0a459c5853d4cf72c93dc8cbd885c94ff8ab35f3a44ca36c71a06d31e8702aa1b8b01a25d051101a23dfd10477458d8c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
1.7MB

MD5
65a8d4d556099f4a62b3ab141034f38e

SHA1
38d2ee2b7a2c363cd99ab46d03fab2b87ff00d9e

SHA256
caff82547f14b0afff408cd83625321ad00c5145d9086e7f5c74c6ca10899f54

SHA512
f3ad2c0fb2d78551f6a65cbd4aae6a3ea5f3653e4456ec9fb4aa36ab299fffe9712acb3da91b272f9cef7f2d7216e38a9685d9179bf72f6f9cae6cebc5d8f8f5

Download Submit
memory/2408-21-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-31-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-39-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-40-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-55-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-63-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download
memory/2408-71-0x0000000008FB0000-0x000000000905B000-memory.dmp

Filesize
684KB

Download