e47e7cb86382596896f7c854bcde33dc7beaa4806ca2414228aa0bd049ed2134

Analysis

max time kernel
257s
max time network
335s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 20:44

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General

Target

e47e7cb86382596896f7c854bcde33dc7beaa4806ca2414228aa0bd049ed2134.dll
Size

946KB
MD5

68cf656c0e8e869707725e5918cd2b94
SHA1

be5be1c39411016e7ef2a1d1a7d0fec04f965af3
SHA256

e47e7cb86382596896f7c854bcde33dc7beaa4806ca2414228aa0bd049ed2134
SHA512

11b00eba0191f8e1b6b42c17efb56ec9da1859f4cca688f9433d7343b3a0e20e06177616d9c84215e89869316e8dcb7ff950b2d8ca525678c50c6962e89e15d5
SSDEEP

24576:rp81j8Ey3dNOP7wv1APccrX2HaFQc7CAK5e865DtYZI6:uj8Ey3dgw9APccrX2HaFQc2/oDYZ

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ygh = "regsvr32 /s \"C:\\Users\\Admin\\AppData\\Roaming\\VDWSWJJD.jpg\""	reg.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 940 set thread context of 1656	940	rundll32.exe	34
PID 940 set thread context of 1948	940	rundll32.exe	39

Kills process with taskkill 4 IoCs

evasion

pid	Process
704	taskkill.exe
1680	taskkill.exe
1516	taskkill.exe
1080	taskkill.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1948	iexplore.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	taskkill.exe
Token: SeDebugPrivilege	704	taskkill.exe
Token: SeDebugPrivilege	1080	taskkill.exe
Token: SeDebugPrivilege	1516	taskkill.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1656	iexplore.exe
1948	iexplore.exe
1948	iexplore.exe
1948	iexplore.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 320 wrote to memory of 940	320	rundll32.exe	27
PID 940 wrote to memory of 1496	940	rundll32.exe	28
PID 940 wrote to memory of 1496	940	rundll32.exe	28
PID 940 wrote to memory of 1496	940	rundll32.exe	28
PID 940 wrote to memory of 1496	940	rundll32.exe	28
PID 940 wrote to memory of 704	940	rundll32.exe	29
PID 940 wrote to memory of 704	940	rundll32.exe	29
PID 940 wrote to memory of 704	940	rundll32.exe	29
PID 940 wrote to memory of 704	940	rundll32.exe	29
PID 940 wrote to memory of 1680	940	rundll32.exe	30
PID 940 wrote to memory of 1680	940	rundll32.exe	30
PID 940 wrote to memory of 1680	940	rundll32.exe	30
PID 940 wrote to memory of 1680	940	rundll32.exe	30
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1656	940	rundll32.exe	34
PID 940 wrote to memory of 1516	940	rundll32.exe	35
PID 940 wrote to memory of 1516	940	rundll32.exe	35
PID 940 wrote to memory of 1516	940	rundll32.exe	35
PID 940 wrote to memory of 1516	940	rundll32.exe	35
PID 940 wrote to memory of 1080	940	rundll32.exe	37
PID 940 wrote to memory of 1080	940	rundll32.exe	37
PID 940 wrote to memory of 1080	940	rundll32.exe	37
PID 940 wrote to memory of 1080	940	rundll32.exe	37
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 940 wrote to memory of 1948	940	rundll32.exe	39
PID 1948 wrote to memory of 1776	1948	iexplore.exe	40
PID 1948 wrote to memory of 1776	1948	iexplore.exe	40
PID 1948 wrote to memory of 1776	1948	iexplore.exe	40
PID 1948 wrote to memory of 1776	1948	iexplore.exe	40

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e47e7cb86382596896f7c854bcde33dc7beaa4806ca2414228aa0bd049ed2134.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:320
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e47e7cb86382596896f7c854bcde33dc7beaa4806ca2414228aa0bd049ed2134.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:940
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:1496
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill -f -im iexplore.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:704
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill -f -im iexplore.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1680
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1656
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill -f -im iexplore.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1516
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill -f -im iexplore.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1080
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1948
  - - C:\Windows\SysWOW64\reg.exe
      reg add "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v ygh /d "regsvr32 /s """C:\Users\Admin\AppData\Roaming\VDWSWJJD.jpg"""" /f
      4⤵
      Adds Run key to start application
      PID:1776

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

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Downloads

memory/940-55-0x0000000076201000-0x0000000076203000-memory.dmp

Filesize
8KB

Download
memory/940-56-0x0000000000720000-0x0000000000811000-memory.dmp

Filesize
964KB

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