d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd

Analysis

max time kernel
41s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 12:14

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General

Target

d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd.exe
Size

232KB
MD5

3ddc8b3f01cda352dc6544d8ee991570
SHA1

daabcd6726879bf2402402a02d4ed0c251c45524
SHA256

d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd
SHA512

759d669a51b8ada3cc7a4d8129000a211177f7c41e7f75b7a9887dc6c036ecbb99e3c4331c58c9bdc833fad0e21424331a316735f587696c9e2e793be918a0b0
SSDEEP

3072:fs5jAp7XSXDHAGjTmwoI+2Msl1gwW/ZJK7bJ1A50MW5UtU88q/S2jbxWGqJsE:fsapAL/jTroImi1ArWOtU8J/SbGqJf

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2036	nswitkh.exe

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\nswitkh.exe	d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd.exe
File created	C:\PROGRA~3\Mozilla\zgooxfa.dll	nswitkh.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1532	d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd.exe
2036	nswitkh.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 2036	1528	taskeng.exe	28
PID 1528 wrote to memory of 2036	1528	taskeng.exe	28
PID 1528 wrote to memory of 2036	1528	taskeng.exe	28
PID 1528 wrote to memory of 2036	1528	taskeng.exe	28

C:\Users\Admin\AppData\Local\Temp\d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd.exe
"C:\Users\Admin\AppData\Local\Temp\d9a6efb96912a3a21fdf2048ef04c3c0d8068d8e3b6bb8ae95b81006a1d921dd.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:1532

C:\Windows\system32\taskeng.exe
taskeng.exe {4C7D1597-C693-4AF6-A6B8-B691C2B6ADED} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\PROGRA~3\Mozilla\nswitkh.exe
  C:\PROGRA~3\Mozilla\nswitkh.exe -vhgoixm
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:2036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
232KB

MD5
b824ab54360d58dcea1054673894c2db

SHA1
eec7a0ccdc190dd593ba4acf7dde42c499f2efc5

SHA256
f582e21aac260302f15b24d1efb0dac477d724478733b6bea4fc07f9fb6f34e5

SHA512
787d75ab59081d2192b93d5f75f4f2bfd062a5e6e4edd02f0f29d07b717e2ceb4eb7eb9a1e3974bb96bded12c882dcf55902dd3a1a336829b47c5fda3e26b442

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

Filesize
232KB

MD5
b824ab54360d58dcea1054673894c2db

SHA1
eec7a0ccdc190dd593ba4acf7dde42c499f2efc5

SHA256
f582e21aac260302f15b24d1efb0dac477d724478733b6bea4fc07f9fb6f34e5

SHA512
787d75ab59081d2192b93d5f75f4f2bfd062a5e6e4edd02f0f29d07b717e2ceb4eb7eb9a1e3974bb96bded12c882dcf55902dd3a1a336829b47c5fda3e26b442

Download Submit
memory/1532-54-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1532-55-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1532-56-0x0000000000290000-0x00000000002EC000-memory.dmp

Filesize
368KB

Download
memory/1532-57-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1532-58-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2036-64-0x0000000000840000-0x000000000089C000-memory.dmp

Filesize
368KB

Download
memory/2036-63-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2036-65-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download