1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4

Analysis

max time kernel
40s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27-11-2022 16:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4.exe
Size

178KB
MD5

2e8a00eadb1bad304b3fd838e4394065
SHA1

8ca00cccbe760bd45b5c7b64a88a4082d7ec6d41
SHA256

1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4
SHA512

99169d4e41ac9e04ddd8c31140bfc14fb3399f8a172d11ef9ef9c111f11d3e72e131823e1f1be7e95ce6e54a781e8e07c951061d8db0a14a6f06bfe5aa9fa6ba
SSDEEP

3072:ETIw/g8ZIogicblSGPkxNem8sNAZtXGZi5ysdAMvI0ox5HyWTQs5R6bTWXS:ET1/g8+JxNc/VPGHgoyOAqsQ70i

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

nswitkh.exe

pid process

2020 nswitkh.exe
Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

pid	process
2020	nswitkh.exe

Drops file in Program Files directory 2 IoCs

Processes:

1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4.exenswitkh.exe

description	ioc	process
File created	C:\PROGRA~3\Mozilla\nswitkh.exe	1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4.exe
File created	C:\PROGRA~3\Mozilla\zgooxfa.dll	nswitkh.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 1480 wrote to memory of 2020	1480	taskeng.exe	nswitkh.exe
PID 1480 wrote to memory of 2020	1480	taskeng.exe	nswitkh.exe
PID 1480 wrote to memory of 2020	1480	taskeng.exe	nswitkh.exe
PID 1480 wrote to memory of 2020	1480	taskeng.exe	nswitkh.exe

C:\Users\Admin\AppData\Local\Temp\1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4.exe
"C:\Users\Admin\AppData\Local\Temp\1b62834e351b1d9fbb419cbd2a26fc6b202a9de46b0e821900d8f538881928b4.exe"
1⤵
- Drops file in Program Files directory
PID:1504

C:\Windows\system32\taskeng.exe
taskeng.exe {190C66A0-FB44-444B-B7B3-1F0574B5D3D4} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1480

C:\PROGRA~3\Mozilla\nswitkh.exe
C:\PROGRA~3\Mozilla\nswitkh.exe -vhgoixm
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:2020

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\PROGRA~3\Mozilla\nswitkh.exe
Filesize
178KB

MD5
a4a02a381151729f0a3bf41ac7595a23

SHA1
e2bd5ac7640e979dd5dac8634fbccdb3c90cf8c0

SHA256
410cc2b7a48a38c56651fac8485432a4182a174e4b39061ff4e3e6d97447460d

SHA512
7fdf2f7f3b6d7c16dceae9ae5339e3768e5ea18f3eb828b7494c51609bc0a7f337dc07627422204ed4d9bb1c353862403b2d4cc60edac4199f11c3fccaacfdd5

Download Submit
C:\PROGRA~3\Mozilla\nswitkh.exe
Filesize
178KB

MD5
a4a02a381151729f0a3bf41ac7595a23

SHA1
e2bd5ac7640e979dd5dac8634fbccdb3c90cf8c0

SHA256
410cc2b7a48a38c56651fac8485432a4182a174e4b39061ff4e3e6d97447460d

SHA512
7fdf2f7f3b6d7c16dceae9ae5339e3768e5ea18f3eb828b7494c51609bc0a7f337dc07627422204ed4d9bb1c353862403b2d4cc60edac4199f11c3fccaacfdd5

Download Submit
memory/1504-54-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/1504-55-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/1504-56-0x0000000000320000-0x000000000037B000-memory.dmp

Filesize
364KB

Download
memory/1504-61-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2020-63-0x0000000000000000-mapping.dmp

Download
memory/2020-66-0x0000000000490000-0x00000000004EB000-memory.dmp

Filesize
364KB

Download