dd8cef242016ac16e7d62b63dbb946481b751a339efb79911da1d4c654246097

Resubmissions

09/04/2024, 16:57

240409-vgf2magd4z 9

09/04/2024, 16:54

240409-vevr1ach64 9

09/04/2024, 16:51

240409-vc161agc3x 9

Analysis

max time kernel
79s
max time network
16s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/04/2024, 16:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

winrm.exe
Size

237KB
MD5

df064a338e25472686ea67ba3c01e780
SHA1

74ee5ba66f2593c40842607a7d322f2025c7d087
SHA256

dd8cef242016ac16e7d62b63dbb946481b751a339efb79911da1d4c654246097
SHA512

b4848baf036a380882734aad30c1e35fc8d3930b04af018767522ce29b4400ed366480f00fa8379985527aa044bc3c26adfdd8d3395cd09c50d40dac36abe3e9
SSDEEP

3072:K0F1weiSOsF1DUREGAltfZP+fqJIiJHnbsI+cnl2fZd+G:v1JiSoEGAlVpEqXnbsvcnI

Score

9^/10

Malware Config

Signatures

Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.

Account Manipulation
T1098

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs net.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2084	winrm.exe
2084	winrm.exe
2084	winrm.exe
2084	winrm.exe
2084	winrm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	winrm.exe
Token: SeDebugPrivilege	2084	winrm.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2084	winrm.exe
2084	winrm.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 1656	2084	winrm.exe	28
PID 2084 wrote to memory of 1656	2084	winrm.exe	28
PID 2084 wrote to memory of 1656	2084	winrm.exe	28
PID 1656 wrote to memory of 2928	1656	cmd.exe	30
PID 1656 wrote to memory of 2928	1656	cmd.exe	30
PID 1656 wrote to memory of 2928	1656	cmd.exe	30
PID 1656 wrote to memory of 2480	1656	cmd.exe	31
PID 1656 wrote to memory of 2480	1656	cmd.exe	31
PID 1656 wrote to memory of 2480	1656	cmd.exe	31
PID 2928 wrote to memory of 2940	2928	net.exe	32
PID 2928 wrote to memory of 2940	2928	net.exe	32
PID 2928 wrote to memory of 2940	2928	net.exe	32
PID 2084 wrote to memory of 2540	2084	winrm.exe	33
PID 2084 wrote to memory of 2540	2084	winrm.exe	33
PID 2084 wrote to memory of 2540	2084	winrm.exe	33
PID 2540 wrote to memory of 2776	2540	cmd.exe	35
PID 2540 wrote to memory of 2776	2540	cmd.exe	35
PID 2540 wrote to memory of 2776	2540	cmd.exe	35
PID 2776 wrote to memory of 2396	2776	net.exe	36
PID 2776 wrote to memory of 2396	2776	net.exe	36
PID 2776 wrote to memory of 2396	2776	net.exe	36
PID 2084 wrote to memory of 2452	2084	winrm.exe	39
PID 2084 wrote to memory of 2452	2084	winrm.exe	39
PID 2084 wrote to memory of 2452	2084	winrm.exe	39
PID 2452 wrote to memory of 1732	2452	cmd.exe	41
PID 2452 wrote to memory of 1732	2452	cmd.exe	41
PID 2452 wrote to memory of 1732	2452	cmd.exe	41
PID 1732 wrote to memory of 2860	1732	net.exe	42
PID 1732 wrote to memory of 2860	1732	net.exe	42
PID 1732 wrote to memory of 2860	1732	net.exe	42
PID 2084 wrote to memory of 1972	2084	winrm.exe	43
PID 2084 wrote to memory of 1972	2084	winrm.exe	43
PID 2084 wrote to memory of 1972	2084	winrm.exe	43
PID 2084 wrote to memory of 2168	2084	winrm.exe	45
PID 2084 wrote to memory of 2168	2084	winrm.exe	45
PID 2084 wrote to memory of 2168	2084	winrm.exe	45

C:\Users\Admin\AppData\Local\Temp\winrm.exe
"C:\Users\Admin\AppData\Local\Temp\winrm.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\system32\cmd.exe
  "cmd.exe" /c net localgroup "Administrators" | find "Admin"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1656
- - C:\Windows\system32\net.exe
    net localgroup "Administrators"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2928
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup "Administrators"
      4⤵
      PID:2940
- - C:\Windows\system32\find.exe
    find "Admin"
    3⤵
    PID:2480
- C:\Windows\system32\cmd.exe
  "cmd.exe" /c net user Admin
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\system32\net.exe
    net user Admin
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2776
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user Admin
      4⤵
      PID:2396
- C:\Windows\system32\cmd.exe
  "cmd.exe" /c net user Admin admin15
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\system32\net.exe
    net user Admin admin15
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1732
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 user Admin admin15
      4⤵
      PID:2860
- C:\Windows\system32\reg.exe
  "reg.exe" save HKLM\sam .\sam.reg
  2⤵
  PID:1972
- C:\Windows\system32\reg.exe
  "reg.exe" save HKLM\system .\system.reg
  2⤵
  PID:2168

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Account Manipulation

T1098

Privilege Escalation

Account Manipulation

T1098

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2084-0-0x0000000001230000-0x0000000001270000-memory.dmp

Filesize
256KB

Download
memory/2084-1-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp

Filesize
9.9MB

Download
memory/2084-2-0x0000000000FA0000-0x0000000001020000-memory.dmp

Filesize
512KB

Download
memory/2084-3-0x0000000000FA0000-0x0000000001020000-memory.dmp

Filesize
512KB

Download
memory/2084-4-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp

Filesize
9.9MB

Download
memory/2084-5-0x0000000000FA0000-0x0000000001020000-memory.dmp

Filesize
512KB

Download
memory/2084-7-0x000007FEF5BC0000-0x000007FEF65AC000-memory.dmp

Filesize
9.9MB

Download