cc5ca569749b98ea39d76b5bf1271ed2ed44777a070c14171a69f9ec81550b93

Analysis

max time kernel
39s
max time network
30s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 17:33

Target

cc5ca569749b98ea39d76b5bf1271ed2ed44777a070c14171a69f9ec81550b93.dll
Size

60KB
MD5

c87a5fe89c80065d8b2adb044a2c3059
SHA1

05218f8e621d5f162873657b8c5b9decef4167e1
SHA256

cc5ca569749b98ea39d76b5bf1271ed2ed44777a070c14171a69f9ec81550b93
SHA512

94b964a4b94b9ea9deef197184be26d3bb60b8d0fb33f39ece6ddadb41c20b394c7d56209f4d4ac190db82dfb2f7484868a45ab5ecb8174fce24704e5aa831ae
SSDEEP

768:yBZX+Nzp4mjNx4Ds4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscY:yPdc1inuWdB9r8YXPJY2BmscY

Score

8^/10

persistence

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112
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 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
1912	regedit.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1068	rundll32.exe
1068	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1312 wrote to memory of 1068	1312	rundll32.exe	28
PID 1068 wrote to memory of 564	1068	rundll32.exe	29
PID 1068 wrote to memory of 564	1068	rundll32.exe	29
PID 1068 wrote to memory of 564	1068	rundll32.exe	29
PID 1068 wrote to memory of 564	1068	rundll32.exe	29
PID 564 wrote to memory of 1912	564	cmd.exe	31
PID 564 wrote to memory of 1912	564	cmd.exe	31
PID 564 wrote to memory of 1912	564	cmd.exe	31
PID 564 wrote to memory of 1912	564	cmd.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc5ca569749b98ea39d76b5bf1271ed2ed44777a070c14171a69f9ec81550b93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cc5ca569749b98ea39d76b5bf1271ed2ed44777a070c14171a69f9ec81550b93.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1068
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:564
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:1912

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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

Filesize
152B

MD5
b100f5324ef74ded0b998e64d07a2e19

SHA1
40b0d7f51bf2dd8451f1b723d21355c471a5fa46

SHA256
3db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042

SHA512
c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04

Download Submit
memory/1068-55-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1068-56-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download