e6fd7760bbb2aa44d80f307a27ae43bc4be31a74e83eb6777da21815fdfc9b4f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 14:48

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General

Target

26d52a9c446ce22171b6e5ce981a14a7.exe
Size

38KB
MD5

26d52a9c446ce22171b6e5ce981a14a7
SHA1

2cec72af96abc1931592fd5541d8d907405efd06
SHA256

e6fd7760bbb2aa44d80f307a27ae43bc4be31a74e83eb6777da21815fdfc9b4f
SHA512

a47ef4ee337d612a634ccd750ed444da1eb4c24468971d73dc2a987947870e44b1a209c32916dd540769b5850799d30495cc12f614547ce39a20d633b50a1126
SSDEEP

768:3NgNqp9z3TSSL7NXaKJjLMBbZbY5wW6VHMBIcGA+sbMF2aVVgM:dgNqnz3TSSLRzPobZswlV4KIMF2AV

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-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\idyyti = "C:\\Windows\\system32\\dyytiidt.exe"	26d52a9c446ce22171b6e5ce981a14a7.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dyytiidt.exe	26d52a9c446ce22171b6e5ce981a14a7.exe
File opened for modification	C:\Windows\SysWOW64\dyytiidt.exe	26d52a9c446ce22171b6e5ce981a14a7.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2724 set thread context of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2344	26d52a9c446ce22171b6e5ce981a14a7.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2724 wrote to memory of 2344	2724	26d52a9c446ce22171b6e5ce981a14a7.exe	20
PID 2344 wrote to memory of 1256	2344	26d52a9c446ce22171b6e5ce981a14a7.exe	6
PID 2344 wrote to memory of 1256	2344	26d52a9c446ce22171b6e5ce981a14a7.exe	6
PID 2344 wrote to memory of 1256	2344	26d52a9c446ce22171b6e5ce981a14a7.exe	6

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1256
- C:\Users\Admin\AppData\Local\Temp\26d52a9c446ce22171b6e5ce981a14a7.exe
  "C:\Users\Admin\AppData\Local\Temp\26d52a9c446ce22171b6e5ce981a14a7.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Users\Admin\AppData\Local\Temp\26d52a9c446ce22171b6e5ce981a14a7.exe
    "C:\Users\Admin\AppData\Local\Temp\26d52a9c446ce22171b6e5ce981a14a7.exe"
    3⤵
    - Adds Run key to start application
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2344

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/1256-9-0x00000000025F0000-0x00000000025F2000-memory.dmp

Filesize
8KB

Download
memory/1256-8-0x00000000025E0000-0x00000000025E3000-memory.dmp

Filesize
12KB

Download
memory/1256-7-0x00000000025D0000-0x00000000025D1000-memory.dmp

Filesize
4KB

Download
memory/2344-4-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2344-10-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2724-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2724-3-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download