f13b1c674c766083cba391e399ce76131e2dddb7930fa2df198ef6a17aca6c17

Analysis

max time kernel
0s
max time network
133s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 12:59

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General

Target

1946f2361b66efcb51df0b8609711e6e.exe
Size

43KB
MD5

1946f2361b66efcb51df0b8609711e6e
SHA1

7ce4db08f2623f8b7a72b2ffba1f50e3d30b30ef
SHA256

f13b1c674c766083cba391e399ce76131e2dddb7930fa2df198ef6a17aca6c17
SHA512

793b2f5c5ec12330fcf76143c515cdb1530dea95defdb6e91ca133ba3874dea9a7b1ab70cebc2e3b78709615927da407274aec15cd32e5b9729e42dad69cd10b
SSDEEP

768:pmLnEO9JZnaigm8/8IIqaMlN2EHYf/Fj9XTQ224+:pmfjZnf0nMfkY3h9U227

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
3000	1946f2361b66efcb51df0b8609711e6e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\MSSMSGS = "rundll32.exe winblg32.rom,NEMRun"	1946f2361b66efcb51df0b8609711e6e.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winblg32.rom	1946f2361b66efcb51df0b8609711e6e.exe
File opened for modification	C:\Windows\SysWOW64\winblg32.rom	1946f2361b66efcb51df0b8609711e6e.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 3064	3000	1946f2361b66efcb51df0b8609711e6e.exe	19
PID 3000 wrote to memory of 3064	3000	1946f2361b66efcb51df0b8609711e6e.exe	19
PID 3000 wrote to memory of 3064	3000	1946f2361b66efcb51df0b8609711e6e.exe	19
PID 3000 wrote to memory of 3064	3000	1946f2361b66efcb51df0b8609711e6e.exe	19
PID 3064 wrote to memory of 2608	3064	cmd.exe	18
PID 3064 wrote to memory of 2608	3064	cmd.exe	18
PID 3064 wrote to memory of 2608	3064	cmd.exe	18
PID 3064 wrote to memory of 2608	3064	cmd.exe	18

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2608 CREDAT:275457 /prefetch:2
1⤵
PID:2624

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -embedding
1⤵
PID:2608

C:\Windows\SysWOW64\cmd.exe
cmd /c start iexplore -embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:3064

C:\Users\Admin\AppData\Local\Temp\1946f2361b66efcb51df0b8609711e6e.exe
"C:\Users\Admin\AppData\Local\Temp\1946f2361b66efcb51df0b8609711e6e.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\1946f2361b66efcb51df0b8609711e6e.bat"
  2⤵
  PID:2464
- C:\Windows\SysWOW64\cmd.exe
  cmd /c "C:\Users\Admin\AppData\Local\Temp\twe62E8.bat"
  2⤵
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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