86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752

Analysis

max time kernel
38s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/12/2022, 13:06

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General

Target

86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752.exe
Size

341KB
MD5

0f57cd960adada72e12dcb678de287c0
SHA1

9fe684203259c338ce0d34e0ec9b82616337d7b9
SHA256

86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752
SHA512

84fc9a05972a4b9a2805615a865713207412e72858b5c436240a2203622f6bf964bb2b945240ca650170349af8f9ffc6330358af1187ca111e793904f6c38bd5
SSDEEP

6144:lHEagZcctnCqhPHe7TuXeQOkF7YH62LIHO8OIANZwtvTvrKA:lHEagZccMIPHe7TuXMxH61O8OIs0aA

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1076	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	86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752.exe
File created	C:\PROGRA~3\Mozilla\hvkykah.dll	jwufxge.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2020	86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752.exe
1076	jwufxge.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 1076	1016	taskeng.exe	27
PID 1016 wrote to memory of 1076	1016	taskeng.exe	27
PID 1016 wrote to memory of 1076	1016	taskeng.exe	27
PID 1016 wrote to memory of 1076	1016	taskeng.exe	27

C:\Users\Admin\AppData\Local\Temp\86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752.exe
"C:\Users\Admin\AppData\Local\Temp\86c54b4aad53ab7fbc0aadac37189c5607405cb60be5f1f3bfa73e46bd00c752.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:2020

C:\Windows\system32\taskeng.exe
taskeng.exe {2A63D31B-6602-4EED-8C4F-0443C88AD2B1} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1016
- C:\PROGRA~3\Mozilla\jwufxge.exe
  C:\PROGRA~3\Mozilla\jwufxge.exe -kqepohf
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:1076

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
341KB

MD5
0b47a557ceb2145c0693be30363e31ee

SHA1
d66f05f1bb5db9446e369e78749b964c08bfcc96

SHA256
832042c8a756d5a16063a84c4a0b77a57dccebde42377a31f72220866a41a046

SHA512
fbbff7c4facbeac97269d4b113f8541b4e2a8b0284e50cc2e23d13bd602934c40f7b7523faf4c30ad011026230925b5c95eccbffd19f8c9572dce460c75ab151

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

Filesize
341KB

MD5
0b47a557ceb2145c0693be30363e31ee

SHA1
d66f05f1bb5db9446e369e78749b964c08bfcc96

SHA256
832042c8a756d5a16063a84c4a0b77a57dccebde42377a31f72220866a41a046

SHA512
fbbff7c4facbeac97269d4b113f8541b4e2a8b0284e50cc2e23d13bd602934c40f7b7523faf4c30ad011026230925b5c95eccbffd19f8c9572dce460c75ab151

Download Submit
memory/1076-62-0x0000000000290000-0x00000000002EB000-memory.dmp

Filesize
364KB

Download
memory/1076-63-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1076-64-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2020-54-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/2020-55-0x00000000002E0000-0x000000000033B000-memory.dmp

Filesize
364KB

Download
memory/2020-56-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2020-57-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download