e444561b6d35857597dcaca55615c078c76579002039825eb83ab7799a48903b

Analysis

max time kernel
137s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/02/2024, 08:20

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General

Target

8665134c70aa1777e0c561e72b4730e6.exe
Size

46KB
MD5

8665134c70aa1777e0c561e72b4730e6
SHA1

a2ed04425c013fb6d785d008f0ad4d23c6048b15
SHA256

e444561b6d35857597dcaca55615c078c76579002039825eb83ab7799a48903b
SHA512

f9a1b44f7bf00ef2da071b84d944fc25ceb1066b40bf0373cbe740dddbb0c954338cd9b70aa8dd50678f6f3ddc1c878be53aaee351c27c817a37f3eb83250144
SSDEEP

768:SSup23EQCjlQRB8/ewZ1iU6nyYFxbssT/F/O71mJ5TJRn0OCDE7kCEerjgPt9f5n:Hu4EQalMK/ewGnh0mJ6grjg/fN

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3096	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
3096	Au_.exe
3096	Au_.exe
3096	Au_.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
behavioral2/files/0x0006000000023126-4.dat	nsis_installer_1
behavioral2/files/0x0006000000023126-4.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 3096	3732	8665134c70aa1777e0c561e72b4730e6.exe	84
PID 3732 wrote to memory of 3096	3732	8665134c70aa1777e0c561e72b4730e6.exe	84
PID 3732 wrote to memory of 3096	3732	8665134c70aa1777e0c561e72b4730e6.exe	84

C:\Users\Admin\AppData\Local\Temp\8665134c70aa1777e0c561e72b4730e6.exe
"C:\Users\Admin\AppData\Local\Temp\8665134c70aa1777e0c561e72b4730e6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3732
- 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
  PID:3096

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\nsa1F6D.tmp\InstallOptions.dll

Filesize
14KB

MD5
06bef96b91bfa75b7f7817341a6cd597

SHA1
48a40368fc339ccea1dfda06d2e02bca7d7265c1

SHA256
2ca5590c85cc31285b83bbe569755d909d91b559db2d6ce3bca2fcc075225364

SHA512
5364d0944b4be215fb5d8bb8398e965ff6fa3190a962dd6c491984482321756017f89c2242d77ebcce6666c31fe54a956f2eb3a03a95d64121a1db462ad20a0d

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C:\Users\Admin\AppData\Local\Temp\nsa1F6D.tmp\System.dll

Filesize
10KB

MD5
7e3c808299aa2c405dffa864471ddb7f

SHA1
b5de7804dd35ed7afd0c3b59d866f1a0749495e0

SHA256
91c47a9a54a3a8c359e89a8b4e133e6b7296586748ed3e8f4fe566abd6c81ddd

SHA512
599f61d5270227a68e5c4b8db41b5aa7bc17a4bbe91dd7336b410516fa6107f4f5bf0bbb3f6cc4b2e15b16bf9495fdc70832bab6262046cb136ad18f0c9b3738

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C:\Users\Admin\AppData\Local\Temp\nsa1F6D.tmp\validate.ini

Filesize
457B

MD5
174d6a8dd5c7c88eda05fb075ffa0c42

SHA1
95e65e25b5c8594b0cc35a80c35f53c1295f31ef

SHA256
8b2923b1e375158a9629e2b45ab73e2eaa6851a383e69c68b290e2fc99f202a8

SHA512
d3dd39c661989d2d1149c2ded25ec1925edbcb02a47a1691f76d76e4f3f4b13190e44403b038124bb82559ac3f5782a21fbf66fb139291e574013ad5b78db431

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

Filesize
46KB

MD5
8665134c70aa1777e0c561e72b4730e6

SHA1
a2ed04425c013fb6d785d008f0ad4d23c6048b15

SHA256
e444561b6d35857597dcaca55615c078c76579002039825eb83ab7799a48903b

SHA512
f9a1b44f7bf00ef2da071b84d944fc25ceb1066b40bf0373cbe740dddbb0c954338cd9b70aa8dd50678f6f3ddc1c878be53aaee351c27c817a37f3eb83250144

Download Submit