a04eb333e01a113a91ea7661d4fe6994cbaf762764ddab05753e56bac0cff407

Analysis

max time kernel
112s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 13:33

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General

Target

2211e0f0cdd6d98dfc5e296b088e6331.exe
Size

79KB
MD5

2211e0f0cdd6d98dfc5e296b088e6331
SHA1

fe881af50f7c2e97a1f1c62acc35a3d39f484c4d
SHA256

a04eb333e01a113a91ea7661d4fe6994cbaf762764ddab05753e56bac0cff407
SHA512

c6cc237aeb186464375dda56b48fbe53cad1bd87688e979376f61e01a06001aca44a7725fc726b6cf1f720b3a00f8a8cbbe60ed74f88cf86ac9b80b1a6f8100b
SSDEEP

384:qGq8v5CZ9d7xz2ZfGlaKQ4ewqSPPiRa8HZTiKqv6i7VdV5vQ1tn:pRu/7flabDwxPL8HZejv6SVHZs

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\12CFG214-K641-24SF-N85P = "C:\\RECYCLER\\S-1-5-21-0243936033-3052116371-381863308-1859\\ls888.exe"	2211e0f0cdd6d98dfc5e296b088e6331.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243936033-3052116371-381863308-1859\Desktop.ini	2211e0f0cdd6d98dfc5e296b088e6331.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4268 set thread context of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4632	2211e0f0cdd6d98dfc5e296b088e6331.exe
4632	2211e0f0cdd6d98dfc5e296b088e6331.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4268 wrote to memory of 4632	4268	2211e0f0cdd6d98dfc5e296b088e6331.exe	88
PID 4632 wrote to memory of 3488	4632	2211e0f0cdd6d98dfc5e296b088e6331.exe	41
PID 4632 wrote to memory of 3488	4632	2211e0f0cdd6d98dfc5e296b088e6331.exe	41
PID 4632 wrote to memory of 3488	4632	2211e0f0cdd6d98dfc5e296b088e6331.exe	41

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3488
- C:\Users\Admin\AppData\Local\Temp\2211e0f0cdd6d98dfc5e296b088e6331.exe
  "C:\Users\Admin\AppData\Local\Temp\2211e0f0cdd6d98dfc5e296b088e6331.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4268
- - C:\Users\Admin\AppData\Local\Temp\2211e0f0cdd6d98dfc5e296b088e6331.exe
    "C:\Users\Admin\AppData\Local\Temp\2211e0f0cdd6d98dfc5e296b088e6331.exe"
    3⤵
    - Adds Run key to start application
    - Drops desktop.ini file(s)
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4632

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

memory/4268-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4632-0-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4632-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4632-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4632-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download