58765e2d94befc7b34f9748bc193987867aeb3a13c4a2f260a45bd8ba422240d

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
12/03/2024, 17:47

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General

Target

c3f9f0ff060fe6fb17f56b8e408c1323.exe
Size

13KB
MD5

c3f9f0ff060fe6fb17f56b8e408c1323
SHA1

854e213b1e1a15588b013965e4e873e12e55730b
SHA256

58765e2d94befc7b34f9748bc193987867aeb3a13c4a2f260a45bd8ba422240d
SHA512

17bcbffbf8d0807943ba4023954f289ccbad0d23fcfca1cefda14b99345138e971b3d5a2843636dc0cc107024170bf26d076393b150e0260b0bc05ca3acd664b
SSDEEP

384:O5jFXr0HCLz4Vq32U7TLJwG7mh2Y6/tin6vE4:iCC/8qmgVwe42b86vE4

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2660	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2908	avpms.exe

Loads dropped DLL 2 IoCs

pid	Process
2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe
2924	c3f9f0ff060fe6fb17f56b8e408c1323.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\avpms = "C:\\Program Files\\NetMeeting\\avpms.exe"	avpms.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\NetMeeting\avpms.cfg	c3f9f0ff060fe6fb17f56b8e408c1323.exe
File opened for modification	C:\Program Files\NetMeeting\avpms.dat	avpms.exe
File created	C:\Program Files\NetMeeting\avpms.dat	avpms.exe
File opened for modification	C:\Program Files\NetMeeting\avpms.exe	c3f9f0ff060fe6fb17f56b8e408c1323.exe
File created	C:\Program Files\NetMeeting\avpms.exe	c3f9f0ff060fe6fb17f56b8e408c1323.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe
2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe
2908	avpms.exe
2908	avpms.exe
2908	avpms.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	avpms.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 2908	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	28
PID 2924 wrote to memory of 2908	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	28
PID 2924 wrote to memory of 2908	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	28
PID 2924 wrote to memory of 2908	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	28
PID 2908 wrote to memory of 1196	2908	avpms.exe	21
PID 2924 wrote to memory of 2660	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	29
PID 2924 wrote to memory of 2660	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	29
PID 2924 wrote to memory of 2660	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	29
PID 2924 wrote to memory of 2660	2924	c3f9f0ff060fe6fb17f56b8e408c1323.exe	29

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\c3f9f0ff060fe6fb17f56b8e408c1323.exe
  "C:\Users\Admin\AppData\Local\Temp\c3f9f0ff060fe6fb17f56b8e408c1323.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2924
- - C:\Program Files\NetMeeting\avpms.exe
    "C:\Program Files\NetMeeting\avpms.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Drops file in Program Files directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2908
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\c3f9f0ff060fe6fb17f56b8e408c1323.exe"
    3⤵
    - Deletes itself
    PID:2660

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

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Downloads

\Program Files\NetMeeting\avpms.exe

Filesize
13KB

MD5
c3f9f0ff060fe6fb17f56b8e408c1323

SHA1
854e213b1e1a15588b013965e4e873e12e55730b

SHA256
58765e2d94befc7b34f9748bc193987867aeb3a13c4a2f260a45bd8ba422240d

SHA512
17bcbffbf8d0807943ba4023954f289ccbad0d23fcfca1cefda14b99345138e971b3d5a2843636dc0cc107024170bf26d076393b150e0260b0bc05ca3acd664b

Download Submit
memory/1196-15-0x0000000002940000-0x0000000002941000-memory.dmp

Filesize
4KB

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