55ff1cff58e988ab8f40830053c3fe31b69183b4be4ae5cd038a652037f54a35

Analysis

max time kernel
128s
max time network
131s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 02:29

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General

Target

24809088081729df9e108fb7fb173adf.exe
Size

12KB
MD5

24809088081729df9e108fb7fb173adf
SHA1

b877eb9b837f4d28a7a28f4eacdfe7f294abc1b0
SHA256

55ff1cff58e988ab8f40830053c3fe31b69183b4be4ae5cd038a652037f54a35
SHA512

9f0833e83920afa01f42811d25ca83805a5c3f3e0188151fe0b0f46da434809dbd23fde671d25e20a92de051133e143ed644ad98588e722cda0eb283c5c677b5
SSDEEP

192:vpdrGxaQ4KmngdYJwOHrJEBoU6EuQ1PhMBhtwGN3THPFt5ww/:/NbZJJwWrJXUx7ahfNNt/

Score

7^/10

upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1768	cmd.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1752-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1752-1-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1752-5-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1752-9-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/memory/1752-21-0x0000000000400000-0x000000000040D000-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	24809088081729df9e108fb7fb173adf.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\multimediaControls.chl	24809088081729df9e108fb7fb173adf.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\multimediaControls.chl\CLSID\ = "{6BF52A52-394A-11D3-B153-00C04F79FAA6}"	24809088081729df9e108fb7fb173adf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1752	24809088081729df9e108fb7fb173adf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2116	1752	24809088081729df9e108fb7fb173adf.exe	17
PID 1752 wrote to memory of 2116	1752	24809088081729df9e108fb7fb173adf.exe	17
PID 1752 wrote to memory of 2116	1752	24809088081729df9e108fb7fb173adf.exe	17
PID 1752 wrote to memory of 2116	1752	24809088081729df9e108fb7fb173adf.exe	17
PID 1752 wrote to memory of 1768	1752	24809088081729df9e108fb7fb173adf.exe	32
PID 1752 wrote to memory of 1768	1752	24809088081729df9e108fb7fb173adf.exe	32
PID 1752 wrote to memory of 1768	1752	24809088081729df9e108fb7fb173adf.exe	32
PID 1752 wrote to memory of 1768	1752	24809088081729df9e108fb7fb173adf.exe	32

C:\Users\Admin\AppData\Local\Temp\24809088081729df9e108fb7fb173adf.exe
"C:\Users\Admin\AppData\Local\Temp\24809088081729df9e108fb7fb173adf.exe"
1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\ctfmon.exe
  ctfmon.exe
  2⤵
  PID:2116
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\wewt0.bat" "
  2⤵
  - Deletes itself
  PID:1768

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
1aa76039612c298f3b03eea5b947d5f1

SHA1
22e57bedbadf91ac6280441a8447c3062b186761

SHA256
e271d20696b4c645d30bff6b2d2026a9a2091fa9f13b6bf3ea45d27c5acc3bdb

SHA512
b87443962f280af281098a2ccf30ba4cbdbf0681befcbbaa4b9a29b1e2f3b17e29d62651c6d1fcff31e3048872f42e04b754feed5e14d7e4302de72fea12c11d

Download Submit
memory/1752-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1752-1-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1752-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1752-9-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1752-21-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download