daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b

Analysis

max time kernel
5s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 21:13

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General

Target

daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
Size

18KB
MD5

c7da367bc8c7839eedf9be812712d7af
SHA1

ab503302e639616efa62077b9151ef5f66a85712
SHA256

daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b
SHA512

4e3a90e79cb1d4573c06a8a8a2ba0ea4a9e0f5664ea51bf07d9d88727e7da70d25b6960c58284fa93332dd78d63f4af082d330777b164542e69251fc2c12e9e7
SSDEEP

384:QlbKSEsVnYUVlcyQcO8fi/yk7gxvYz3ET0SljG+dhCDiyodWhQI:QJEsK6dPi9Kwz3E15GYoDzodGQ

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ntkjoxch = "C:\\Windows\\tjxhgina.exe"	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rkcxoyqi.dll	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\tjxhgina.exe	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
File opened for modification	C:\Windows\tjxhgina.exe	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5012 wrote to memory of 2180	5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe	37
PID 5012 wrote to memory of 2180	5012	daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2180
- C:\Users\Admin\AppData\Local\Temp\daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe
  "C:\Users\Admin\AppData\Local\Temp\daddbdb0debafc798cfbdabeb6a20bddb6a92f4e352d7c3ffcf9c816ee84093b.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5012

C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
"C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
1⤵
PID:2640

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:\Windows\SysWOW64\rkcxoyqi.dll

Filesize
30KB

MD5
3bdd527c045e6368939be4c039daf779

SHA1
0fb94f3c0c938517af9dea7dbcc411f5223e70e5

SHA256
10a9c73a5ef340e671fd3a310ece0345e8ef465de146943a59f295fcbdd35203

SHA512
42553dbd680ba921124f2dc7985a4685b4bbef0b27ad4ee4219e5ff03c1dd080dcc1d4aa7f856b6d9c081e461ebb79e0778ce2a4064f9c40be2352200499d696

Download Submit
memory/2180-134-0x0000000001300000-0x0000000001301000-memory.dmp

Filesize
4KB

Download
memory/2180-133-0x00000000012F0000-0x00000000012F1000-memory.dmp

Filesize
4KB

Download
memory/5012-132-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download