7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d

Analysis

max time kernel
130s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:34

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General

Target

7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe
Size

163KB
MD5

3871f1f017026b6c6a439902213712cf
SHA1

a664f294c49d184122877046e26c1487fc595dff
SHA256

7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d
SHA512

52db4fd141c5369b92757f2e9b2bef38e5b29e1ddd922cd2651deae215c7dc6608eec73ad56f75d1703e91165866ee5f3a73b3f8c11db3652322fc3854043f0f
SSDEEP

3072:Bz+92mhTMMJ/cPiq5bVin8/e6UN1U/FdcuAC/Qjk+cT:Bz+92mhAMJ/cPl3i8/tUN1nuAC/aS

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

ddos.exe

pid process

2088 ddos.exe

pid	process
2088	ddos.exe

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

Processes:

7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

ddos.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\"	ddos.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.execmd.exe

description	pid	process	target process
PID 2232 wrote to memory of 1324	2232	7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe	cmd.exe
PID 2232 wrote to memory of 1324	2232	7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe	cmd.exe
PID 2232 wrote to memory of 1324	2232	7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe	cmd.exe
PID 1324 wrote to memory of 2088	1324	cmd.exe	ddos.exe
PID 1324 wrote to memory of 2088	1324	cmd.exe	ddos.exe
PID 1324 wrote to memory of 2088	1324	cmd.exe	ddos.exe

C:\Users\Admin\AppData\Local\Temp\7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe
"C:\Users\Admin\AppData\Local\Temp\7cfdb8a1d766649af4386d8e4af0a1fa60b4b9e3991498116c6a5eacff2b795d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2232

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\lol.bat" "
2⤵
- Suspicious use of WriteProcessMemory
PID:1324

C:\Users\Admin\AppData\Local\Temp\RarSFX0\ddos.exe
ddos.exe -dC:\Users\Admin\AppData\Local\Temp
3⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2088

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\ddos.exe
Filesize
143KB

MD5
f635a4b74fdc56e848870f277b71f970

SHA1
6f7768ba7eb98f2513a2437804e00f10f384af7c

SHA256
50af3581fd24b49bc07a680501d33c6a257e295642b8d4c3c3c680ba6e6f1e2a

SHA512
751ca86fe6d3bac2a1142b21160fd33a2d5bae8104c9a71d78016d52b36232fee2e184a79e1ae1efcbc48a1f16d6bfb59108ad8f2fdeb0ef52c0a77d51556267

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\ddos.exe
Filesize
143KB

MD5
f635a4b74fdc56e848870f277b71f970

SHA1
6f7768ba7eb98f2513a2437804e00f10f384af7c

SHA256
50af3581fd24b49bc07a680501d33c6a257e295642b8d4c3c3c680ba6e6f1e2a

SHA512
751ca86fe6d3bac2a1142b21160fd33a2d5bae8104c9a71d78016d52b36232fee2e184a79e1ae1efcbc48a1f16d6bfb59108ad8f2fdeb0ef52c0a77d51556267

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\lol.bat
Filesize
17B

MD5
c719c903e82dd99ac04773bc9c293040

SHA1
cad78b512d40c959a03a78c61f7320e1b4547d6c

SHA256
a0a192d3a7aa9b5dede8f070b1b59a28eabb8182a513b81716b194bb3e5931e9

SHA512
8a2202526cd6a44f74d74bd88fcf94f471a2cb7f72fc127a573fb3cf1b55c9901496dc91a82126816308a24e5f6d6fd5188493060b3e5796d4ed072bd453f098

Download Submit
memory/1324-132-0x0000000000000000-mapping.dmp

Download
memory/2088-134-0x0000000000000000-mapping.dmp

Download