cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece

Analysis

max time kernel
200s
max time network
215s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2023 18:09

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General

Target

cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
Size

183KB
MD5

084fcbe7b1b973ba4b175455d6d9b55b
SHA1

4490bcf62c754a464b2acd6682fa495028c0b2c6
SHA256

cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece
SHA512

1b4a7ca4adf94d06e8e8625c700c8451fdea1fb0e684f9b4ed58e26346abf5363432108d9d3c99dd07c307366ea30f8a7502809395e1e10b90119fa46efa98c7
SSDEEP

3072:NV+PrAn3UAwpBFPbSbl8ZVcuGdrpWoWxiKJOXx2Q0mIOH0ZPvfdONt7T0Wf6B56K:EME7pTOMkJqiK4Bfc3MNZUPWrm

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 4 IoCs

Processes:

detectform.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	detectform.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	detectform.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	detectform.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	detectform.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 3 IoCs

Processes:

detectform.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	detectform.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	detectform.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	detectform.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

detectform.exe

pid	process
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe
4432	detectform.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe

pid process

2232 cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe

pid	process
2232	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exedetectform.exe

description	pid	process	target process
PID 1196 wrote to memory of 2232	1196	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
PID 1196 wrote to memory of 2232	1196	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
PID 1196 wrote to memory of 2232	1196	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe	cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
PID 2976 wrote to memory of 4432	2976	detectform.exe	detectform.exe
PID 2976 wrote to memory of 4432	2976	detectform.exe	detectform.exe
PID 2976 wrote to memory of 4432	2976	detectform.exe	detectform.exe

C:\Users\Admin\AppData\Local\Temp\cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
"C:\Users\Admin\AppData\Local\Temp\cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1196

C:\Users\Admin\AppData\Local\Temp\cdc00024488a64562b75ff25c45971a9b795bada45f9507cd3945e5a18a81ece.exe
--b09c651a
2⤵
- Suspicious behavior: RenamesItself
PID:2232

C:\Windows\SysWOW64\detectform.exe
"C:\Windows\SysWOW64\detectform.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2976

C:\Windows\SysWOW64\detectform.exe
--779db7d9
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1196-132-0x0000000002160000-0x000000000217B000-memory.dmp

Filesize
108KB

Download
memory/1196-134-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2232-133-0x0000000000000000-mapping.dmp

Download
memory/2232-135-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-136-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2232-140-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2976-137-0x0000000000CF0000-0x0000000000D0B000-memory.dmp

Filesize
108KB

Download
memory/2976-138-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4432-139-0x0000000000000000-mapping.dmp

Download
memory/4432-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4432-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download