d3ae8cef984fa2b8dad2b566da020b7aaf2751255bb6b0833a2b99e7d9f538c2

Analysis

max time kernel
146s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 22:24

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General

Target

158b5c92c38d7933d5264b5fd2d2a83d.exe
Size

78KB
MD5

158b5c92c38d7933d5264b5fd2d2a83d
SHA1

4dcb5944ff4d8d3be822c98a77f92e043941e43d
SHA256

d3ae8cef984fa2b8dad2b566da020b7aaf2751255bb6b0833a2b99e7d9f538c2
SHA512

f9bff7fc967b718022a85b531f9c49334a8adcb6b7adda301ec83942de626e769f2ab93a7bacff75cd30df9d7e174d5129d3b9e69bf2fbbf719aa51558eb26b9
SSDEEP

1536:kLHk5SjT1qrBTTHA8mEYyEo6g2/TbULkYi45x+1IVXusi1s:oHYS+BvHANEpEo6g0/8kYB5xC+uh1

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
73	5056	rundll32.exe

Loads dropped DLL 2 IoCs

pid	Process
4184	rundll32.exe
5056	rundll32.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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ovepenoguquto = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\monDIN.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe
4184	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 4184	4408	158b5c92c38d7933d5264b5fd2d2a83d.exe	89
PID 4408 wrote to memory of 4184	4408	158b5c92c38d7933d5264b5fd2d2a83d.exe	89
PID 4408 wrote to memory of 4184	4408	158b5c92c38d7933d5264b5fd2d2a83d.exe	89
PID 4184 wrote to memory of 5056	4184	rundll32.exe	101
PID 4184 wrote to memory of 5056	4184	rundll32.exe	101
PID 4184 wrote to memory of 5056	4184	rundll32.exe	101

C:\Users\Admin\AppData\Local\Temp\158b5c92c38d7933d5264b5fd2d2a83d.exe
"C:\Users\Admin\AppData\Local\Temp\158b5c92c38d7933d5264b5fd2d2a83d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\monDIN.dll",Startup
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4184
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\monDIN.dll",iep
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    PID:5056

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\monDIN.dll

Filesize
78KB

MD5
00f07e2f521267cac01e7b2533da1fc5

SHA1
7936389a5e2c9a630cdd51e0beb5da585c40d850

SHA256
fb795eaf8126a7485e95554f19226a84899faa1a9a2d8d2576deb36205aff92d

SHA512
4648240e3671b670c645e36d57c769e2ad513247413991f4044b1aae3df39da2b3eb111508b8e4759df3bdfc5888fdecd95623434124f63b7e698bac4ba5fd56

Download Submit
memory/4184-13-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4184-18-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/4184-28-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4184-24-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4184-8-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4184-9-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4184-10-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/4184-11-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/4184-19-0x0000000002A90000-0x0000000002AA0000-memory.dmp

Filesize
64KB

Download
memory/4408-17-0x0000000002230000-0x0000000002240000-memory.dmp

Filesize
64KB

Download
memory/4408-2-0x0000000002230000-0x0000000002240000-memory.dmp

Filesize
64KB

Download
memory/4408-16-0x0000000002230000-0x0000000002240000-memory.dmp

Filesize
64KB

Download
memory/4408-0-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4408-12-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4408-1-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/4408-3-0x0000000002230000-0x0000000002240000-memory.dmp

Filesize
64KB

Download
memory/5056-25-0x00000000022F0000-0x0000000002300000-memory.dmp

Filesize
64KB

Download
memory/5056-26-0x00000000022F0000-0x0000000002300000-memory.dmp

Filesize
64KB

Download
memory/5056-29-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/5056-31-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/5056-32-0x00000000022F0000-0x0000000002300000-memory.dmp

Filesize
64KB

Download
memory/5056-33-0x00000000022F0000-0x0000000002300000-memory.dmp

Filesize
64KB

Download