d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 19:27

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General

Target

d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92.exe
Size

135KB
MD5

a055f85742faf5058894c7b5096418e0
SHA1

4c780c61456b6331be8c47c1f4c3be5e26313b69
SHA256

d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92
SHA512

2ac9dd47a50f033f45567c7aa0cb6055552896b0b562ff7439522fb2ec549b72c1ccc9e27b32e1a24b211cff255f5aed26d73e8e9c12be861b33ba8aa6a06ce9
SSDEEP

3072:mcLXTpcvocFIALdm3vL52HBnXTmy5xEKJ9W8NRt:FLX1qoEd2v928DHERt

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
916	jjruejn.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\jjruejn.exe	d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92.exe
File created	C:\PROGRA~3\Mozilla\segfnra.dll	jjruejn.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 916	1684	taskeng.exe	27
PID 1684 wrote to memory of 916	1684	taskeng.exe	27
PID 1684 wrote to memory of 916	1684	taskeng.exe	27
PID 1684 wrote to memory of 916	1684	taskeng.exe	27

C:\Users\Admin\AppData\Local\Temp\d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92.exe
"C:\Users\Admin\AppData\Local\Temp\d6086041f6c8a5fd0fbc836f895d8df8df549b5fef213a488a5eea78b667ab92.exe"
1⤵
- Drops file in Program Files directory
PID:1464

C:\Windows\system32\taskeng.exe
taskeng.exe {CB1FA215-913C-4EDB-AF46-94EAA2E50D08} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\PROGRA~3\Mozilla\jjruejn.exe
  C:\PROGRA~3\Mozilla\jjruejn.exe -npivonl
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:916

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\jjruejn.exe

Filesize
135KB

MD5
1a6f759b4a080b08ddd3909e46c4692a

SHA1
f2d799d930b90e027a16b3867b875308a7f257d7

SHA256
6a9e410793fb484e06001f651b58dc8fb54421bc1d069a9996be10fb9a8f157d

SHA512
4c18db2b312df7a184b05611d1e916ade02d3bac5e292656c6f2a09d324419b7568d80b7f04174c90fceb0697d045245e1eedc7c6b786df38421cda82ca2c43a

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

Filesize
135KB

MD5
1a6f759b4a080b08ddd3909e46c4692a

SHA1
f2d799d930b90e027a16b3867b875308a7f257d7

SHA256
6a9e410793fb484e06001f651b58dc8fb54421bc1d069a9996be10fb9a8f157d

SHA512
4c18db2b312df7a184b05611d1e916ade02d3bac5e292656c6f2a09d324419b7568d80b7f04174c90fceb0697d045245e1eedc7c6b786df38421cda82ca2c43a

Download Submit
memory/916-64-0x00000000008B0000-0x000000000090B000-memory.dmp

Filesize
364KB

Download
memory/1464-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

Filesize
8KB

Download
memory/1464-55-0x00000000000F0000-0x000000000014B000-memory.dmp

Filesize
364KB

Download