f36a0ee7f4ec23765bb28fbfa734e402042278864e246a54b8c4db6f58275662

Analysis

max time kernel
560s
max time network
576s
platform
windows7_x64
resource
win7v20201028
submitted
09-12-2020 15:31

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General

Target

243_BIO_SINOPHARM.exe
Size

4.7MB
MD5

49a34cfbeed733c24392c9217ef46bb6
SHA1

fbe27e84dd553477894242844652a30eb7d713bc
SHA256

f36a0ee7f4ec23765bb28fbfa734e402042278864e246a54b8c4db6f58275662
SHA512

bc939a0b0c8472a3388ccbf298983d6d720e1c740f0f61008713a357b909743e3b1bb3b618f048a25fb95b8b5d8d159e593e5876a4bed0f0e95c7ffa9783ebcd

Score

10^/10

Malware Config

Extracted

Family

zebrocy

/managment/cb-secure/technology.php

Signatures

Executes dropped EXE 1 IoCs

pid	Process
724	ndfapi.exe

Deletes itself 1 IoCs

pid	Process
1788	cmd.exe

JavaScript code in executable 2 IoCs

resource	yara_rule
behavioral1/files/0x00040000000130d6-5.dat	js
behavioral1/files/0x00040000000130d6-16.dat	js

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
1832	schtasks.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
1944	PING.EXE
1012	PING.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeBackupPrivilege	1452	robocopy.exe
Token: SeRestorePrivilege	1452	robocopy.exe
Token: SeSecurityPrivilege	1452	robocopy.exe
Token: SeTakeOwnershipPrivilege	1452	robocopy.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 1452	1744	243_BIO_SINOPHARM.exe	26
PID 1744 wrote to memory of 1452	1744	243_BIO_SINOPHARM.exe	26
PID 1744 wrote to memory of 1452	1744	243_BIO_SINOPHARM.exe	26
PID 1744 wrote to memory of 1452	1744	243_BIO_SINOPHARM.exe	26
PID 1744 wrote to memory of 1996	1744	243_BIO_SINOPHARM.exe	28
PID 1744 wrote to memory of 1996	1744	243_BIO_SINOPHARM.exe	28
PID 1744 wrote to memory of 1996	1744	243_BIO_SINOPHARM.exe	28
PID 1744 wrote to memory of 1996	1744	243_BIO_SINOPHARM.exe	28
PID 1996 wrote to memory of 1848	1996	cmd.exe	30
PID 1996 wrote to memory of 1848	1996	cmd.exe	30
PID 1996 wrote to memory of 1848	1996	cmd.exe	30
PID 1996 wrote to memory of 1848	1996	cmd.exe	30
PID 1848 wrote to memory of 1788	1848	forfiles.exe	31
PID 1848 wrote to memory of 1788	1848	forfiles.exe	31
PID 1848 wrote to memory of 1788	1848	forfiles.exe	31
PID 1848 wrote to memory of 1788	1848	forfiles.exe	31
PID 1788 wrote to memory of 1832	1788	cmd.exe	32
PID 1788 wrote to memory of 1832	1788	cmd.exe	32
PID 1788 wrote to memory of 1832	1788	cmd.exe	32
PID 1788 wrote to memory of 1832	1788	cmd.exe	32
PID 1788 wrote to memory of 1864	1788	cmd.exe	33
PID 1788 wrote to memory of 1864	1788	cmd.exe	33
PID 1788 wrote to memory of 1864	1788	cmd.exe	33
PID 1788 wrote to memory of 1864	1788	cmd.exe	33
PID 1864 wrote to memory of 1944	1864	cmd.exe	34
PID 1864 wrote to memory of 1944	1864	cmd.exe	34
PID 1864 wrote to memory of 1944	1864	cmd.exe	34
PID 1864 wrote to memory of 1944	1864	cmd.exe	34
PID 1788 wrote to memory of 1120	1788	cmd.exe	38
PID 1788 wrote to memory of 1120	1788	cmd.exe	38
PID 1788 wrote to memory of 1120	1788	cmd.exe	38
PID 1788 wrote to memory of 1120	1788	cmd.exe	38
PID 1120 wrote to memory of 1012	1120	cmd.exe	39
PID 1120 wrote to memory of 1012	1120	cmd.exe	39
PID 1120 wrote to memory of 1012	1120	cmd.exe	39
PID 1120 wrote to memory of 1012	1120	cmd.exe	39
PID 616 wrote to memory of 724	616	taskeng.exe	41
PID 616 wrote to memory of 724	616	taskeng.exe	41
PID 616 wrote to memory of 724	616	taskeng.exe	41
PID 616 wrote to memory of 724	616	taskeng.exe	41

C:\Users\Admin\AppData\Local\Temp\243_BIO_SINOPHARM.exe
"C:\Users\Admin\AppData\Local\Temp\243_BIO_SINOPHARM.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\robocopy.exe
  robocopy C:\Users\Admin\AppData\Local\Temp\ C:\Users\Admin\AppData\Roaming\LigoBar\ *.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1452
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe "/C forfiles /p c:\windows\system32 /m notepad.exe /C C:\Users\Admin\AppData\Roaming\LigoBar\stom.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\forfiles.exe
    forfiles /p c:\windows\system32 /m notepad.exe /C C:\Users\Admin\AppData\Roaming\LigoBar\stom.bat"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1848
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c "C:\Users\Admin\AppData\Roaming\LigoBar\stom.bat"
      4⤵
      Deletes itself
      Suspicious use of WriteProcessMemory
      PID:1788
    - - \??\c:\windows\SysWOW64\schtasks.exe
        
        schtasks /Create /SC MINUTE /MO 3 /TN SoftwareProtectionPlatform /F /TR "C:\Users\Admin\AppData\Roaming\LigoBar\ndfapi.exe"
        5⤵
        Creates scheduled task(s)
        
        PID:1832
    - - \??\c:\windows\SysWOW64\cmd.exe
        
        cmd.exe /C ping localhost -n 3
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1864
      - \??\c:\windows\SysWOW64\PING.EXE
        
        ping localhost -n 3
        6⤵
        Runs ping.exe
        
        PID:1944
    - - \??\c:\windows\SysWOW64\cmd.exe
        
        cmd.exe /C ping localhost -n 7
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1120
      - \??\c:\windows\SysWOW64\PING.EXE
        
        ping localhost -n 7
        6⤵
        Runs ping.exe
        
        PID:1012

C:\Windows\system32\taskeng.exe
taskeng.exe {5D311F18-D70E-42E9-8E36-16BA81045A21} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:616
- C:\Users\Admin\AppData\Roaming\LigoBar\ndfapi.exe
  C:\Users\Admin\AppData\Roaming\LigoBar\ndfapi.exe
  2⤵
  - Executes dropped EXE
  PID:724

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/724-17-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

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memory/1744-2-0x0000000000400000-0x00000000008D1000-memory.dmp

Filesize
4.8MB

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads