7de51490518a356cd6bc88c4dbaaf60a5e7cd98c0a64abfb20381949c07b3bc1

Analysis

max time kernel
105s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 19:17

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General

Target

0cd10363ce029621f9faf3666115e6b1.exe
Size

14KB
MD5

0cd10363ce029621f9faf3666115e6b1
SHA1

cfa63e2702b213b883209692ce9be1280ebe0f0c
SHA256

7de51490518a356cd6bc88c4dbaaf60a5e7cd98c0a64abfb20381949c07b3bc1
SHA512

5b70a40f77764317fc10b24998fa2b6d8bf755cc57caffa0ebe4b65a19ac030f3fb8348add2cc372e8bb290eaee7edd34c370985a07a5e3460de8e31297377b9
SSDEEP

384:XhRw+4SElgjLXRgpZwquGym+WWvDNgAPr:Xh14WX0uGzRWrNgAPr

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2576	ravztmon.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\ravztmon = "C:\\Program Files\\NetMeeting\\ravztmon.exe"	ravztmon.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\NetMeeting\ravztmon.exe	0cd10363ce029621f9faf3666115e6b1.exe
File created	C:\Program Files\NetMeeting\ravztmon.exe	0cd10363ce029621f9faf3666115e6b1.exe
File opened for modification	C:\Program Files\NetMeeting\ravztmon.cfg	ravztmon.exe
File opened for modification	C:\Program Files\NetMeeting\ravztmon.dat	ravztmon.exe
File created	C:\Program Files\NetMeeting\ravztmon.dat	ravztmon.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4468	0cd10363ce029621f9faf3666115e6b1.exe
4468	0cd10363ce029621f9faf3666115e6b1.exe
4468	0cd10363ce029621f9faf3666115e6b1.exe
4468	0cd10363ce029621f9faf3666115e6b1.exe
2576	ravztmon.exe
2576	ravztmon.exe
2576	ravztmon.exe
2576	ravztmon.exe
2576	ravztmon.exe
2576	ravztmon.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2576	ravztmon.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 2576	4468	0cd10363ce029621f9faf3666115e6b1.exe	26
PID 4468 wrote to memory of 2576	4468	0cd10363ce029621f9faf3666115e6b1.exe	26
PID 4468 wrote to memory of 2576	4468	0cd10363ce029621f9faf3666115e6b1.exe	26
PID 2576 wrote to memory of 3568	2576	ravztmon.exe	51
PID 4468 wrote to memory of 2836	4468	0cd10363ce029621f9faf3666115e6b1.exe	22
PID 4468 wrote to memory of 2836	4468	0cd10363ce029621f9faf3666115e6b1.exe	22
PID 4468 wrote to memory of 2836	4468	0cd10363ce029621f9faf3666115e6b1.exe	22

C:\Users\Admin\AppData\Local\Temp\0cd10363ce029621f9faf3666115e6b1.exe
"C:\Users\Admin\AppData\Local\Temp\0cd10363ce029621f9faf3666115e6b1.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4468
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\0cd10363ce029621f9faf3666115e6b1.exe"
  2⤵
  PID:2836
- C:\Program Files\NetMeeting\ravztmon.exe
  "C:\Program Files\NetMeeting\ravztmon.exe"
  2⤵
  - 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:2576

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3568

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:\Program Files\NetMeeting\ravztmon.exe

Filesize
14KB

MD5
0cd10363ce029621f9faf3666115e6b1

SHA1
cfa63e2702b213b883209692ce9be1280ebe0f0c

SHA256
7de51490518a356cd6bc88c4dbaaf60a5e7cd98c0a64abfb20381949c07b3bc1

SHA512
5b70a40f77764317fc10b24998fa2b6d8bf755cc57caffa0ebe4b65a19ac030f3fb8348add2cc372e8bb290eaee7edd34c370985a07a5e3460de8e31297377b9

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