fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0

Analysis

max time kernel
142s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29/11/2022, 06:55

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General

Target

fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Size

1.1MB
MD5

000bba0a86981e6086d6e4c1f7223baa
SHA1

d3fc9f72415629247b51f716cbedffb0c502b268
SHA256

fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0
SHA512

8e24bf28bd7528ed38c44353081756489a3cb00ad30e7a3bd1ae67be6e0450c44b2aea4cc8a581cc5dc4e248a18a3e7887cb84c34ee01982fe4c8324d1409cfb
SSDEEP

12288:pqOPajQUXXP8QvLWFx6Mo5rippDC7Le1hpls4EySI4h:pnajQEPnvg6PhWDC7yUI4h

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Serverx.exe	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
File opened for modification	C:\WINDOWS\SysWOW64\SERVERX.EXE	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

Suspicious behavior: MapViewOfSection 21 IoCs

pid	Process
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

description	pid	Process
Token: SeDebugPrivilege	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeTakeOwnershipPrivilege	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeRestorePrivilege	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeBackupPrivilege	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeChangeNotifyPrivilege	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeTakeOwnershipPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeRestorePrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeBackupPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeChangeNotifyPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeTakeOwnershipPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeRestorePrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeBackupPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
Token: SeChangeNotifyPrivilege	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 1516	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	26
PID 1456 wrote to memory of 1516	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	26
PID 1456 wrote to memory of 1516	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	26
PID 1456 wrote to memory of 1516	1456	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	26
PID 1516 wrote to memory of 364	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	22
PID 1516 wrote to memory of 364	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	22
PID 1516 wrote to memory of 364	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	22
PID 1516 wrote to memory of 364	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	22
PID 1516 wrote to memory of 364	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	22
PID 1516 wrote to memory of 384	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	21
PID 1516 wrote to memory of 384	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	21
PID 1516 wrote to memory of 384	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	21
PID 1516 wrote to memory of 384	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	21
PID 1516 wrote to memory of 384	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	21
PID 1516 wrote to memory of 420	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	3
PID 1516 wrote to memory of 420	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	3
PID 1516 wrote to memory of 420	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	3
PID 1516 wrote to memory of 420	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	3
PID 1516 wrote to memory of 420	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	3
PID 1516 wrote to memory of 464	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	2
PID 1516 wrote to memory of 464	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	2
PID 1516 wrote to memory of 464	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	2
PID 1516 wrote to memory of 464	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	2
PID 1516 wrote to memory of 464	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	2
PID 1516 wrote to memory of 480	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	1
PID 1516 wrote to memory of 480	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	1
PID 1516 wrote to memory of 480	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	1
PID 1516 wrote to memory of 480	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	1
PID 1516 wrote to memory of 480	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	1
PID 1516 wrote to memory of 488	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	4
PID 1516 wrote to memory of 488	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	4
PID 1516 wrote to memory of 488	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	4
PID 1516 wrote to memory of 488	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	4
PID 1516 wrote to memory of 488	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	4
PID 1516 wrote to memory of 596	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	20
PID 1516 wrote to memory of 596	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	20
PID 1516 wrote to memory of 596	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	20
PID 1516 wrote to memory of 596	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	20
PID 1516 wrote to memory of 596	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	20
PID 1516 wrote to memory of 676	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	19
PID 1516 wrote to memory of 676	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	19
PID 1516 wrote to memory of 676	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	19
PID 1516 wrote to memory of 676	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	19
PID 1516 wrote to memory of 676	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	19
PID 1516 wrote to memory of 748	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	18
PID 1516 wrote to memory of 748	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	18
PID 1516 wrote to memory of 748	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	18
PID 1516 wrote to memory of 748	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	18
PID 1516 wrote to memory of 748	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	18
PID 1516 wrote to memory of 816	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	17
PID 1516 wrote to memory of 816	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	17
PID 1516 wrote to memory of 816	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	17
PID 1516 wrote to memory of 816	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	17
PID 1516 wrote to memory of 816	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	17
PID 1516 wrote to memory of 852	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	5
PID 1516 wrote to memory of 852	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	5
PID 1516 wrote to memory of 852	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	5
PID 1516 wrote to memory of 852	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	5
PID 1516 wrote to memory of 852	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	5
PID 1516 wrote to memory of 876	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	16
PID 1516 wrote to memory of 876	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	16
PID 1516 wrote to memory of 876	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	16
PID 1516 wrote to memory of 876	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	16
PID 1516 wrote to memory of 876	1516	fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe	16

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:480

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
PID:464
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:852
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:1124
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:1100
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1228
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1044
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:456
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:340
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  PID:876
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:816
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:748
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:676
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:596

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:420

C:\Windows\system32\lsm.exe
C:\Windows\system32\lsm.exe
1⤵
PID:488

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1308

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
  "C:\Users\Admin\AppData\Local\Temp\fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1456
- - C:\Users\Admin\AppData\Local\Temp\fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe
    "C:\Users\Admin\AppData\Local\Temp\fca888ea22da968c1f7bb3a224d8c903315058fd12f7c4a494f692ce5361e0e0.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1516

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
PID:384

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:364

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1360-60-0x00000000026E0000-0x00000000026E1000-memory.dmp

Filesize
4KB

Download
memory/1456-54-0x0000000075B51000-0x0000000075B53000-memory.dmp

Filesize
8KB

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memory/1456-58-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

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memory/1456-59-0x0000000001CA0000-0x0000000001DC6000-memory.dmp

Filesize
1.1MB

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memory/1456-62-0x000000007EFA0000-0x000000007EFA8000-memory.dmp

Filesize
32KB

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memory/1456-63-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

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memory/1516-57-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

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