b94a35a4a2ef2b50d5498aec032684aaca46adb7690041799422666798606d0d

Analysis

max time kernel
127s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29-12-2023 19:20

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General

Target

0187c2a42e6f33a7f3e278c36823285e.exe
Size

12KB
MD5

0187c2a42e6f33a7f3e278c36823285e
SHA1

19459b68d42eedf419ae1fac9b60508f7a35fb4e
SHA256

b94a35a4a2ef2b50d5498aec032684aaca46adb7690041799422666798606d0d
SHA512

b13f5c2707e52da6b96fbb88dda8b0bad12839842b0eea9a0ed73b07fed1fca22e4f3572c8273bc4113c917fc59b503affe1028dfe995e67b36346a299e2c214
SSDEEP

192:GTdlS05g4GztCjfc6IJa3JjV2/Jj3PovXdyMVdIxQgmma465LhruItsBHYmC0:Ge05YkDpIY39V2/JbPovXdTVdgQ9mZ62

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2044	cmd.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1848-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1848-1-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1848-5-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1848-9-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1848-21-0x0000000000400000-0x000000000040D000-memory.dmp	upx

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

System Information Discovery
T1082

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\multimediaControls.chl\CLSID	0187c2a42e6f33a7f3e278c36823285e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\multimediaControls.chl	0187c2a42e6f33a7f3e278c36823285e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\multimediaControls.chl\CLSID\ = "{6BF52A52-394A-11D3-B153-00C04F79FAA6}"	0187c2a42e6f33a7f3e278c36823285e.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1848	0187c2a42e6f33a7f3e278c36823285e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1836	1848	0187c2a42e6f33a7f3e278c36823285e.exe	14
PID 1848 wrote to memory of 1836	1848	0187c2a42e6f33a7f3e278c36823285e.exe	14
PID 1848 wrote to memory of 1836	1848	0187c2a42e6f33a7f3e278c36823285e.exe	14
PID 1848 wrote to memory of 1836	1848	0187c2a42e6f33a7f3e278c36823285e.exe	14
PID 1848 wrote to memory of 2044	1848	0187c2a42e6f33a7f3e278c36823285e.exe	32
PID 1848 wrote to memory of 2044	1848	0187c2a42e6f33a7f3e278c36823285e.exe	32
PID 1848 wrote to memory of 2044	1848	0187c2a42e6f33a7f3e278c36823285e.exe	32
PID 1848 wrote to memory of 2044	1848	0187c2a42e6f33a7f3e278c36823285e.exe	32

C:\Windows\SysWOW64\ctfmon.exe
ctfmon.exe
1⤵
PID:1836

C:\Users\Admin\AppData\Local\Temp\0187c2a42e6f33a7f3e278c36823285e.exe
"C:\Users\Admin\AppData\Local\Temp\0187c2a42e6f33a7f3e278c36823285e.exe"
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\wewt0.bat" "
  2⤵
  - Deletes itself
  PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\wewt0.bat

Filesize
274B

MD5
0a2183105e4285b64e4462dc82455ad3

SHA1
cfe3074e786aa23e483b08ca30b2bd3a3038cc8f

SHA256
dd7fab2adde33d02b3cfc04f8d9071f7730dcd21a38ac81578229f7373908023

SHA512
d03c93d2b308be36bb025650dd08f51de491a34a42f00fdc7a9b7801f220c776ab85e1aa4e14bcecede0593158796aadc17d9e6affd9bffdc5676f9006107f61

Download Submit
memory/1848-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1848-1-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1848-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1848-9-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1848-21-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download