f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924

Analysis

max time kernel
40s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19/10/2022, 21:18

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General

Target

f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924.exe
Size

283KB
MD5

a12472410ae2a0621f29428b7f6c5160
SHA1

e52ec1025e940d74bb82f6a81e4711892d958beb
SHA256

f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924
SHA512

9d5f14284ab0e7917dca0f4aabe7f6ea4adab6a2f2bb3e1fa369f261ee009dea0b6ecc264aed7061ac1542162ef5215728f713ca6111ddd5dd77a89a893b0279
SSDEEP

6144:E5+YVdttGOVfE3dhS0TF+3CTj1PCmjxypE4w330mhv9kKrepex0mC:EjnttTVfShSUF+Ejp1yi30y+KqA0mC

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1936	jwufxge.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\jwufxge.exe	f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924.exe
File created	C:\PROGRA~3\Mozilla\hvkykah.dll	jwufxge.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 1936	1868	taskeng.exe	27
PID 1868 wrote to memory of 1936	1868	taskeng.exe	27
PID 1868 wrote to memory of 1936	1868	taskeng.exe	27
PID 1868 wrote to memory of 1936	1868	taskeng.exe	27

C:\Users\Admin\AppData\Local\Temp\f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924.exe
"C:\Users\Admin\AppData\Local\Temp\f213f3aa9006bf740ab8e759521bf0351ebf156ceed5a0aab8f6b99560572924.exe"
1⤵
- Drops file in Program Files directory
PID:1184

C:\Windows\system32\taskeng.exe
taskeng.exe {C7F0F604-95BE-472E-A407-F8BDFD8F269F} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\PROGRA~3\Mozilla\jwufxge.exe
  C:\PROGRA~3\Mozilla\jwufxge.exe -kqepohf
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:1936

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\jwufxge.exe

Filesize
283KB

MD5
e63df9a4aa9762a9138c699be5ab2b4e

SHA1
4855e1c4e9687c656b0bb8a8e33c0211320566cb

SHA256
21a43572e85d72d83c774596e2a14fc777b49f430b6216731ba6bfdf14b4f5f4

SHA512
669773050194f043c9b9f4ec00b3226fa49054f8fd2b9fdd53a038b602aae0cfe6a4b65204444c5feb2c14b51bc88633eabfa3a7c05f68605c0896da159217ff

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

Filesize
283KB

MD5
e63df9a4aa9762a9138c699be5ab2b4e

SHA1
4855e1c4e9687c656b0bb8a8e33c0211320566cb

SHA256
21a43572e85d72d83c774596e2a14fc777b49f430b6216731ba6bfdf14b4f5f4

SHA512
669773050194f043c9b9f4ec00b3226fa49054f8fd2b9fdd53a038b602aae0cfe6a4b65204444c5feb2c14b51bc88633eabfa3a7c05f68605c0896da159217ff

Download Submit
memory/1184-54-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1184-55-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

Filesize
8KB

Download
memory/1184-56-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1184-59-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1184-60-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1936-64-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1936-69-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1936-70-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download