47a072cba759a43af50cab351ad5821821f098fbabe289b67db8f8d7126d2153

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 04:01

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General

Target

5294118200af22c01766da201c92486d.dll
Size

64KB
MD5

5294118200af22c01766da201c92486d
SHA1

90181f16a09a837db1d05a19e78d85c6a86c086e
SHA256

47a072cba759a43af50cab351ad5821821f098fbabe289b67db8f8d7126d2153
SHA512

35e5557e7c5713ed9347c5178e3207672ef5dc6ad13f0f2f3639f434e94f3f2661997d35393395d80609ec73007efe923cd4bf55e089817a3284dc2363c8d4ee
SSDEEP

768:uBZRFIzD/mjNgXFVdl6ih18ORsWsDL6KhjWCpRI+CTnQIItL2FN9wBq+a:uPCcdiZsWmFZRIxOL2FN9ara

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\""	rundll32.exe

Runs .reg file with regedit 1 IoCs

pid	Process
1996	regedit.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2304	rundll32.exe
2304	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 760 wrote to memory of 2304	760	rundll32.exe	28
PID 2304 wrote to memory of 2468	2304	rundll32.exe	29
PID 2304 wrote to memory of 2468	2304	rundll32.exe	29
PID 2304 wrote to memory of 2468	2304	rundll32.exe	29
PID 2304 wrote to memory of 2468	2304	rundll32.exe	29
PID 2468 wrote to memory of 1996	2468	cmd.exe	31
PID 2468 wrote to memory of 1996	2468	cmd.exe	31
PID 2468 wrote to memory of 1996	2468	cmd.exe	31
PID 2468 wrote to memory of 1996	2468	cmd.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5294118200af22c01766da201c92486d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5294118200af22c01766da201c92486d.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2468
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:1996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a.reg

Filesize
152B

MD5
b100f5324ef74ded0b998e64d07a2e19

SHA1
40b0d7f51bf2dd8451f1b723d21355c471a5fa46

SHA256
3db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042

SHA512
c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04

Download Submit
memory/2304-0-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

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