25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a

Analysis

max time kernel
106s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
20-10-2022 19:36

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General

Target

25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
Size

3.7MB
MD5

6660d34e11ff05ee3515fb0f58db94db
SHA1

63c02a143d4f24a4ebcd1b301261967064cee893
SHA256

25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a
SHA512

8c8c22c770403c36dc8fd812831d796cc380083ba165f66bfdda5d14f5c910b8cd63e71ac73de5a939340d45aacf9d42840515379010a2ec90daf0f003e3f873
SSDEEP

98304:2a1QPJ2T1vyGbNuh5CZpSsOGo2r6dmpimP0QYPqde62VWgO:HOcT1vlUh5CZAsO8GOim92qdePkv

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\EdpEDisk.exe	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\vrvaudsf64.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\vrvaud_c.dll	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\Vrvaud_c64.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\Vrvaud_c64.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\UpAgent.log	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\EdpRecUpAgent.log	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\vrvaudsf.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\vrvaudsf2k.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\vrvaudsf64.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\vrvaud_c.dll	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\VRVEDP_M.exe	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\EdpEDisk.exe	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\vrvaudsf.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\vrvaudsf2k.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\Vrvaud_c.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File created	C:\Windows\SysWOW64\Vrvaud_c.sys	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
File opened for modification	C:\Windows\SysWOW64\Watchclient.ini	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4324	sc.exe
3080	sc.exe

Kills process with WMI 10 IoCs

evasion

pid	Process
2452	WMIC.exe
1708	WMIC.exe
3656	WMIC.exe
1088	WMIC.exe
1392	WMIC.exe
4524	WMIC.exe
4424	WMIC.exe
5048	WMIC.exe
3476	WMIC.exe
2976	WMIC.exe

Suspicious behavior: EnumeratesProcesses 37 IoCs

pid	Process
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
Token: SeIncreaseQuotaPrivilege	5048	WMIC.exe
Token: SeSecurityPrivilege	5048	WMIC.exe
Token: SeTakeOwnershipPrivilege	5048	WMIC.exe
Token: SeLoadDriverPrivilege	5048	WMIC.exe
Token: SeSystemProfilePrivilege	5048	WMIC.exe
Token: SeSystemtimePrivilege	5048	WMIC.exe
Token: SeProfSingleProcessPrivilege	5048	WMIC.exe
Token: SeIncBasePriorityPrivilege	5048	WMIC.exe
Token: SeCreatePagefilePrivilege	5048	WMIC.exe
Token: SeBackupPrivilege	5048	WMIC.exe
Token: SeRestorePrivilege	5048	WMIC.exe
Token: SeShutdownPrivilege	5048	WMIC.exe
Token: SeDebugPrivilege	5048	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5048	WMIC.exe
Token: SeRemoteShutdownPrivilege	5048	WMIC.exe
Token: SeUndockPrivilege	5048	WMIC.exe
Token: SeManageVolumePrivilege	5048	WMIC.exe
Token: 33	5048	WMIC.exe
Token: 34	5048	WMIC.exe
Token: 35	5048	WMIC.exe
Token: 36	5048	WMIC.exe
Token: SeIncreaseQuotaPrivilege	5048	WMIC.exe
Token: SeSecurityPrivilege	5048	WMIC.exe
Token: SeTakeOwnershipPrivilege	5048	WMIC.exe
Token: SeLoadDriverPrivilege	5048	WMIC.exe
Token: SeSystemProfilePrivilege	5048	WMIC.exe
Token: SeSystemtimePrivilege	5048	WMIC.exe
Token: SeProfSingleProcessPrivilege	5048	WMIC.exe
Token: SeIncBasePriorityPrivilege	5048	WMIC.exe
Token: SeCreatePagefilePrivilege	5048	WMIC.exe
Token: SeBackupPrivilege	5048	WMIC.exe
Token: SeRestorePrivilege	5048	WMIC.exe
Token: SeShutdownPrivilege	5048	WMIC.exe
Token: SeDebugPrivilege	5048	WMIC.exe
Token: SeSystemEnvironmentPrivilege	5048	WMIC.exe
Token: SeRemoteShutdownPrivilege	5048	WMIC.exe
Token: SeUndockPrivilege	5048	WMIC.exe
Token: SeManageVolumePrivilege	5048	WMIC.exe
Token: 33	5048	WMIC.exe
Token: 34	5048	WMIC.exe
Token: 35	5048	WMIC.exe
Token: 36	5048	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2452	WMIC.exe
Token: SeSecurityPrivilege	2452	WMIC.exe
Token: SeTakeOwnershipPrivilege	2452	WMIC.exe
Token: SeLoadDriverPrivilege	2452	WMIC.exe
Token: SeSystemProfilePrivilege	2452	WMIC.exe
Token: SeSystemtimePrivilege	2452	WMIC.exe
Token: SeProfSingleProcessPrivilege	2452	WMIC.exe
Token: SeIncBasePriorityPrivilege	2452	WMIC.exe
Token: SeCreatePagefilePrivilege	2452	WMIC.exe
Token: SeBackupPrivilege	2452	WMIC.exe
Token: SeRestorePrivilege	2452	WMIC.exe
Token: SeShutdownPrivilege	2452	WMIC.exe
Token: SeDebugPrivilege	2452	WMIC.exe
Token: SeSystemEnvironmentPrivilege	2452	WMIC.exe
Token: SeRemoteShutdownPrivilege	2452	WMIC.exe
Token: SeUndockPrivilege	2452	WMIC.exe
Token: SeManageVolumePrivilege	2452	WMIC.exe
Token: 33	2452	WMIC.exe
Token: 34	2452	WMIC.exe
Token: 35	2452	WMIC.exe
Token: 36	2452	WMIC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 5096	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	86
PID 1504 wrote to memory of 5096	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	86
PID 1504 wrote to memory of 5096	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	86
PID 1504 wrote to memory of 3200	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	91
PID 1504 wrote to memory of 3200	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	91
PID 1504 wrote to memory of 3200	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	91
PID 3200 wrote to memory of 3080	3200	cmd.exe	93
PID 3200 wrote to memory of 3080	3200	cmd.exe	93
PID 3200 wrote to memory of 3080	3200	cmd.exe	93
PID 1504 wrote to memory of 4584	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	96
PID 1504 wrote to memory of 4584	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	96
PID 1504 wrote to memory of 4584	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	96
PID 4584 wrote to memory of 5048	4584	cmd.exe	98
PID 4584 wrote to memory of 5048	4584	cmd.exe	98
PID 4584 wrote to memory of 5048	4584	cmd.exe	98
PID 4584 wrote to memory of 2452	4584	cmd.exe	99
PID 4584 wrote to memory of 2452	4584	cmd.exe	99
PID 4584 wrote to memory of 2452	4584	cmd.exe	99
PID 4584 wrote to memory of 1708	4584	cmd.exe	100
PID 4584 wrote to memory of 1708	4584	cmd.exe	100
PID 4584 wrote to memory of 1708	4584	cmd.exe	100
PID 4584 wrote to memory of 2976	4584	cmd.exe	101
PID 4584 wrote to memory of 2976	4584	cmd.exe	101
PID 4584 wrote to memory of 2976	4584	cmd.exe	101
PID 4584 wrote to memory of 3656	4584	cmd.exe	102
PID 4584 wrote to memory of 3656	4584	cmd.exe	102
PID 4584 wrote to memory of 3656	4584	cmd.exe	102
PID 4584 wrote to memory of 1088	4584	cmd.exe	103
PID 4584 wrote to memory of 1088	4584	cmd.exe	103
PID 4584 wrote to memory of 1088	4584	cmd.exe	103
PID 4584 wrote to memory of 1392	4584	cmd.exe	104
PID 4584 wrote to memory of 1392	4584	cmd.exe	104
PID 4584 wrote to memory of 1392	4584	cmd.exe	104
PID 4584 wrote to memory of 4524	4584	cmd.exe	105
PID 4584 wrote to memory of 4524	4584	cmd.exe	105
PID 4584 wrote to memory of 4524	4584	cmd.exe	105
PID 4584 wrote to memory of 3476	4584	cmd.exe	106
PID 4584 wrote to memory of 3476	4584	cmd.exe	106
PID 4584 wrote to memory of 3476	4584	cmd.exe	106
PID 4584 wrote to memory of 4424	4584	cmd.exe	107
PID 4584 wrote to memory of 4424	4584	cmd.exe	107
PID 4584 wrote to memory of 4424	4584	cmd.exe	107
PID 1504 wrote to memory of 1092	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	108
PID 1504 wrote to memory of 1092	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	108
PID 1504 wrote to memory of 1092	1504	25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe	108
PID 1092 wrote to memory of 4324	1092	cmd.exe	110
PID 1092 wrote to memory of 4324	1092	cmd.exe	110
PID 1092 wrote to memory of 4324	1092	cmd.exe	110

C:\Users\Admin\AppData\Local\Temp\25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe
"C:\Users\Admin\AppData\Local\Temp\25ca4bdc98d6a2178eb4717abe15b16332bce18014e0d7da0d5415999aa8a17a.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32.exe /s "C:\Windows\SysWOW64\vrvctl.ocx"
  2⤵
  PID:5096
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c sc start vrvwatchserver
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3200
- - C:\Windows\SysWOW64\sc.exe
    sc start vrvwatchserver
    3⤵
    - Launches sc.exe
    PID:3080
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c wmic process where "name='watchclient.exe' " call Terminate & wmic process where "name='vrvsafec.exe' " call Terminate & wmic process where "name='vrvsafec64.exe' " call Terminate & wmic process where "name='edpvistadlg.exe' " call Terminate & wmic process where "name='vrvedp_m.exe' " call Terminate & wmic process where "name='vrvrf_c.exe' " call Terminate & wmic process where "name='vrvrf_c64.exe' " call Terminate & wmic process where "name='edptrayicon.exe' " call Terminate & wmic process where "name='DLPTray.exe' " call Terminate & wmic process where "name='EdpXcltSkin.exe' " call Terminate exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4584
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='watchclient.exe' " call Terminate
    3⤵
    - Kills process with WMI
    - Suspicious use of AdjustPrivilegeToken
    PID:5048
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='vrvsafec.exe' " call Terminate
    3⤵
    - Kills process with WMI
    - Suspicious use of AdjustPrivilegeToken
    PID:2452
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='vrvsafec64.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:1708
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='edpvistadlg.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:2976
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='vrvedp_m.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:3656
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='vrvrf_c.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:1088
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='vrvrf_c64.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:1392
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='edptrayicon.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:4524
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='DLPTray.exe' " call Terminate
    3⤵
    - Kills process with WMI
    PID:3476
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic process where "name='EdpXcltSkin.exe' " call Terminate exit
    3⤵
    - Kills process with WMI
    PID:4424
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c sc start vrvwatchserver
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1092
- - C:\Windows\SysWOW64\sc.exe
    sc start vrvwatchserver
    3⤵
    - Launches sc.exe
    PID:4324

Analysis

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Malware Config

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Processes

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MITRE ATT&CK Matrix

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