c3064a1cf0a9bea8f41fc842d172dceff05c8e3a02d47d48437d090c36b7b4d9

Analysis

max time kernel
122s
max time network
128s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
06-11-2023 20:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.6bb81a63467e08f3252a5740e3e200b0.exe
Size

216KB
MD5

6bb81a63467e08f3252a5740e3e200b0
SHA1

d7370039e6aa0d9d622e97a762b0ab7785d9a689
SHA256

c3064a1cf0a9bea8f41fc842d172dceff05c8e3a02d47d48437d090c36b7b4d9
SHA512

70260ec28059c335435b5842ba5c73a8ac8150cdf4cecbc3f296992a5492fa7bb759e6fe1b8583e4c04db67c8e8fb4b7977f765f3f4d7ce3e51f5da94320bf14
SSDEEP

6144:HdUQ0N9Tx9l3Eg+b/IEjXMu55of50o773GhDvP:96Trl0g+bIEpXov3GNH

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Executes dropped EXE 1 IoCs

pid	Process
2684	suvkbwn.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\suvkbwn.exe	NEAS.6bb81a63467e08f3252a5740e3e200b0.exe
File created	C:\PROGRA~3\Mozilla\wfwcssm.dll	suvkbwn.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2040	NEAS.6bb81a63467e08f3252a5740e3e200b0.exe
2684	suvkbwn.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2684	1948	taskeng.exe	29
PID 1948 wrote to memory of 2684	1948	taskeng.exe	29
PID 1948 wrote to memory of 2684	1948	taskeng.exe	29
PID 1948 wrote to memory of 2684	1948	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\NEAS.6bb81a63467e08f3252a5740e3e200b0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.6bb81a63467e08f3252a5740e3e200b0.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:2040

C:\Windows\system32\taskeng.exe
taskeng.exe {95790168-144C-49D7-9EEE-7EA9E2BBA027} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\PROGRA~3\Mozilla\suvkbwn.exe
  C:\PROGRA~3\Mozilla\suvkbwn.exe -tlhykym
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\PROGRA~3\Mozilla\suvkbwn.exe

Filesize
216KB

MD5
791c7ccf3d3c27eb94121c7084e0e685

SHA1
f4f454bb9a2b264941b0c9cbee5d2cc55532e7ba

SHA256
26d82f05dcb1ee98cff051892fd3ff9a370e6f9b6c722f4205b6fc770103b385

SHA512
2a0fbec9fbc15753bb1c93a8ab712aa6146931ff20ccfc65ea0234d74d8a4743216236ca92d362bbf3647bd9cedf5c5b44110a49c2c1d42198a2f32e4ff3c627

Download Submit
C:\PROGRA~3\Mozilla\suvkbwn.exe

Filesize
216KB

MD5
791c7ccf3d3c27eb94121c7084e0e685

SHA1
f4f454bb9a2b264941b0c9cbee5d2cc55532e7ba

SHA256
26d82f05dcb1ee98cff051892fd3ff9a370e6f9b6c722f4205b6fc770103b385

SHA512
2a0fbec9fbc15753bb1c93a8ab712aa6146931ff20ccfc65ea0234d74d8a4743216236ca92d362bbf3647bd9cedf5c5b44110a49c2c1d42198a2f32e4ff3c627

Download Submit
memory/2040-2-0x0000000000250000-0x00000000002AB000-memory.dmp

Filesize
364KB

Download
memory/2040-1-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2040-0-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2040-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2684-7-0x0000000000460000-0x00000000004BB000-memory.dmp

Filesize
364KB

Download
memory/2684-8-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2684-10-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2684-11-0x0000000000460000-0x00000000004BB000-memory.dmp

Filesize
364KB

Download