2064f93a1a6177c68c6d2c50c8fdaf26d1b3b62650aca9bc20bad8121d55367f

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01/01/2024, 11:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3cc606fe81fc547459587cc217b3ea6c.exe
Size

388KB
MD5

3cc606fe81fc547459587cc217b3ea6c
SHA1

d631f8b6349bcd96ad179d5ef1eb106659623e5e
SHA256

2064f93a1a6177c68c6d2c50c8fdaf26d1b3b62650aca9bc20bad8121d55367f
SHA512

634868c0abb9ff1dcce2f8c96651da11fd29dfa4a8c170601e4ef048f55f9614d54ec979b18c535b9d3b51479fdc4a87c8b47a64d57d132fe6b942685b9c0104
SSDEEP

6144:KQ3/9nM3DoFFjuvf/toNQ8dqLuJoU0U7Hd8CntQOHHM+HFFTjXdpNnT2wdQ3/nQd:X9nM3D0Fw/tN8dkmLtpHHHrh7kC1

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3052	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
2280	3cc606fe81fc547459587cc217b3ea6c.exe
3052	Au_.exe
3052	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
behavioral1/files/0x000d0000000122e8-2.dat	nsis_installer_1
behavioral1/files/0x000d0000000122e8-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3052	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 3052	2280	3cc606fe81fc547459587cc217b3ea6c.exe	28
PID 2280 wrote to memory of 3052	2280	3cc606fe81fc547459587cc217b3ea6c.exe	28
PID 2280 wrote to memory of 3052	2280	3cc606fe81fc547459587cc217b3ea6c.exe	28
PID 2280 wrote to memory of 3052	2280	3cc606fe81fc547459587cc217b3ea6c.exe	28

C:\Users\Admin\AppData\Local\Temp\3cc606fe81fc547459587cc217b3ea6c.exe
"C:\Users\Admin\AppData\Local\Temp\3cc606fe81fc547459587cc217b3ea6c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2280
- 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:3052

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\nsj8190.tmp\System.dll

Filesize
10KB

MD5
7fbda5b7be6256996d4e59e5f6949918

SHA1
2d36c0e0bfbe450675c6ed044e715abaa85a252a

SHA256
9bb31f7f02231e3166bf52385d804c06da9740e9c6f0bda807b01052ae9fdcd4

SHA512
bc0d36aa6f50041bad05cf48d909ed5a387bff5b111f657591161a288c1be5c20b8c5d69e557b5ea395726d91601b9e6303da81555e053090cfcbf5d44be7f82

Download Submit
\Users\Admin\AppData\Local\Temp\nsj8190.tmp\nsDialogs.dll

Filesize
9KB

MD5
ef2ba370973a3f8aba1533cb3858921b

SHA1
c2211408f29a46fc26198cddf411694c0e7e0eb8

SHA256
ed575c8bddf21cc6d689646ecfdeafe356e0f9945a282eda79f3b636b77a4453

SHA512
07aac20904fb164ba91b7c619b674d5e0f4d1ec8ba03fbd7e123ef53ff4b134278e01964fb81dfcc2905b760c572a7e13c87114bdb279f1d26632ebe71c628ba

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

Filesize
388KB

MD5
3cc606fe81fc547459587cc217b3ea6c

SHA1
d631f8b6349bcd96ad179d5ef1eb106659623e5e

SHA256
2064f93a1a6177c68c6d2c50c8fdaf26d1b3b62650aca9bc20bad8121d55367f

SHA512
634868c0abb9ff1dcce2f8c96651da11fd29dfa4a8c170601e4ef048f55f9614d54ec979b18c535b9d3b51479fdc4a87c8b47a64d57d132fe6b942685b9c0104

Download Submit