58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674

Analysis

max time kernel
274s
max time network
292s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 08:57

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General

Target

58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
Size

48KB
MD5

7f95621f4ec5b49d2f29bb22e4e875eb
SHA1

201da1257f822c09ca57ac8140c25b4687eccfc1
SHA256

58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674
SHA512

8ac7813b72fde30034a7a18b721d756ad1317524273de03c6d8103c2113f334f006c409eeb67a5ddd7272be80a4fe4736748883ef164b0af2ae19a0aa5540f21
SSDEEP

768:1YFJYoniX5QZaq44debqo+zIXX+HlplaClU8gPu/bdrf:1YFRniSZeCebq/lplFl/+uxr

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\fvvrhhd = "C:\\Windows\\system32\\75i75u7.exe"	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\75i75u7.exe	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
File opened for modification	C:\Windows\SysWOW64\75i75u7.exe	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3528 set thread context of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4020	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
4020	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81
PID 3528 wrote to memory of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81
PID 3528 wrote to memory of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81
PID 3528 wrote to memory of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81
PID 3528 wrote to memory of 4020	3528	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	81
PID 4020 wrote to memory of 1936	4020	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	39
PID 4020 wrote to memory of 1936	4020	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	39
PID 4020 wrote to memory of 1936	4020	58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1936
- C:\Users\Admin\AppData\Local\Temp\58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
  "C:\Users\Admin\AppData\Local\Temp\58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3528
- - C:\Users\Admin\AppData\Local\Temp\58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe
    "C:\Users\Admin\AppData\Local\Temp\58c5110fd8c362c2838781ac803169194d3df3ba70be598b959ce26be2e8a674.exe"
    3⤵
    - Adds Run key to start application
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3528-132-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/3528-137-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4020-134-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4020-136-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4020-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download