f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f

Analysis

max time kernel
41s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11-10-2022 21:54

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General

Target

f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe
Size

726KB
MD5

7be9ebfdbcb80f3f1011305ca6c64f20
SHA1

9ae68d2d946fb40a83e09e6bc34823def57f3faf
SHA256

f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f
SHA512

a2bdced716c3e6fe62bd831e49eb66826c6dbfcf5dc874d6a7df458aad077881d20e7236b5aa952b6e51d3451db42489950257994c4be4357c16ba5d6fde7622
SSDEEP

12288:66QXqw9MgKnxYaGu5jji2YQ6MpzUK1bOnnCOazb4gR8wmq3/PFdTyVD:aDKnxYaXJi2Y3MpbwnCvzb4cbmYdTyVD

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Serverx.exe	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 1360	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	28
PID 1972 wrote to memory of 1360	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	28
PID 1972 wrote to memory of 1360	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	28
PID 1972 wrote to memory of 1360	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	28
PID 1972 wrote to memory of 1216	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	15
PID 1972 wrote to memory of 1216	1972	f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe	15

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe
  "C:\Users\Admin\AppData\Local\Temp\f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Users\Admin\AppData\Local\Temp\f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe
    "C:\Users\Admin\AppData\Local\Temp\f12cee1db1a539eff291b05bcd5c81efba076a0e4167bbc750fa675edbf54d1f.exe"
    3⤵
    PID:1360

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

memory/1216-57-0x00000000029C0000-0x00000000029C1000-memory.dmp

Filesize
4KB

Download
memory/1360-55-0x0000000000000000-mapping.dmp

Download
memory/1360-58-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1972-54-0x00000000751A1000-0x00000000751A3000-memory.dmp

Filesize
8KB

Download
memory/1972-60-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1972-61-0x0000000001E40000-0x0000000001EF8000-memory.dmp

Filesize
736KB

Download