06e4db861e096383c30a5562be502607b38a1e5eedd38edf7559050c1c2cdaa0

Analysis

max time kernel
115s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 06:32

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General

Target

06e4db861e096383c30a5562be502607b38a1e5eedd38edf7559050c1c2cdaa0.dll
Size

64KB
MD5

05a4363c44eb5196f82613c9794f6003
SHA1

97642fcd1ed9642b9727a1f1345cd7b2b1720db1
SHA256

06e4db861e096383c30a5562be502607b38a1e5eedd38edf7559050c1c2cdaa0
SHA512

b5d39b2d75f6b9f0778d6a233875ccc393ace9137a6b273fbe1792d4f649c6b6dcda2a6318e94df29c690fd6d26e7befc4d0f28de5527020b60e421ddf6600cd
SSDEEP

768:gBZRFIzD/mjNgXFVdl6ih18ORsWsDL6KhjWCpRI+CTnQIItL2FN9wBq+a:gPCcdiZsWmFZRIxOL2FN9ara

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2964	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2740	rundll32.exe
2740	rundll32.exe
2740	rundll32.exe
2740	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 2740	4648	rundll32.exe	78
PID 4648 wrote to memory of 2740	4648	rundll32.exe	78
PID 4648 wrote to memory of 2740	4648	rundll32.exe	78
PID 2740 wrote to memory of 4768	2740	rundll32.exe	79
PID 2740 wrote to memory of 4768	2740	rundll32.exe	79
PID 2740 wrote to memory of 4768	2740	rundll32.exe	79
PID 4768 wrote to memory of 2964	4768	cmd.exe	81
PID 4768 wrote to memory of 2964	4768	cmd.exe	81
PID 4768 wrote to memory of 2964	4768	cmd.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\06e4db861e096383c30a5562be502607b38a1e5eedd38edf7559050c1c2cdaa0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\06e4db861e096383c30a5562be502607b38a1e5eedd38edf7559050c1c2cdaa0.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Checks computer location settings
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:4768
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:2964

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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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/2740-132-0x0000000000000000-mapping.dmp

Download
memory/2740-133-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/2964-136-0x0000000000000000-mapping.dmp

Download
memory/4768-134-0x0000000000000000-mapping.dmp

Download