cb5bc89cd1ed26277efef096f0db68a21d74e301e866e7bb14fb0c1207cd64eb

General

Target
New_Request_1784512000187.exe
Size 908KB
Sample210830-7ecrse3ekx
SHA256 cb5bc89cd1ed26277efef096f0db68a21d74e301e866e7bb14fb0c1207cd64eb
MD5 b646ed8897b9acfa44fe77005f445049
SHA1 59b23e3d3e4bf960fba68f400a6b813e2487b363
SHA512 b413f3da7bc500f051df4f58e91b9e5dbb77319985ad181eda93420d4f84af95352bd12eda390561414ad023a1b7727162a84be1a68dea6d6ade73d0ceefbc20
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2432	uspvg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 688 set thread context of 3776	688	New_Request_1784512000187.exe	79

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2788	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	688	New_Request_1784512000187.exe
Token: SeDebugPrivilege	2432	uspvg.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3776	RegAsm.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 3776	688	New_Request_1784512000187.exe	79
PID 688 wrote to memory of 2336	688	New_Request_1784512000187.exe	80
PID 688 wrote to memory of 2336	688	New_Request_1784512000187.exe	80
PID 688 wrote to memory of 2336	688	New_Request_1784512000187.exe	80
PID 688 wrote to memory of 1340	688	New_Request_1784512000187.exe	81
PID 688 wrote to memory of 1340	688	New_Request_1784512000187.exe	81
PID 688 wrote to memory of 1340	688	New_Request_1784512000187.exe	81
PID 2336 wrote to memory of 2788	2336	cmd.exe	84
PID 2336 wrote to memory of 2788	2336	cmd.exe	84
PID 2336 wrote to memory of 2788	2336	cmd.exe	84
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86
PID 2432 wrote to memory of 3168	2432	uspvg.exe	86

C:\Users\Admin\AppData\Local\Temp\New_Request_1784512000187.exe
"C:\Users\Admin\AppData\Local\Temp\New_Request_1784512000187.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:688
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3776
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\uspvg\uspvg.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\uspvg\uspvg.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:2788
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\New_Request_1784512000187.exe" "C:\Users\Admin\AppData\Roaming\uspvg\uspvg.exe"
  2⤵
  PID:1340

C:\Users\Admin\AppData\Roaming\uspvg\uspvg.exe
C:\Users\Admin\AppData\Roaming\uspvg\uspvg.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3168

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/688-114-0x0000000001180000-0x0000000001181000-memory.dmp

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memory/688-116-0x0000000005240000-0x0000000005241000-memory.dmp

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memory/688-117-0x0000000005890000-0x0000000005891000-memory.dmp

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memory/688-118-0x0000000005390000-0x0000000005391000-memory.dmp

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memory/688-119-0x0000000005340000-0x0000000005341000-memory.dmp

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memory/688-120-0x0000000001130000-0x0000000001131000-memory.dmp

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memory/2432-130-0x0000000000F60000-0x0000000000F61000-memory.dmp

Download

memory/2432-136-0x0000000005770000-0x0000000005771000-memory.dmp

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memory/3776-121-0x0000000000400000-0x000000000047A000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads