33e29a0504fc8aec5fa1d273ac5bb396357bcfaa0d740ee0dfc97a9a0f868bfb

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 03:33

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General

Target

0d163350a1fe2894a643a8c5bb8ceb32.exe
Size

19KB
MD5

0d163350a1fe2894a643a8c5bb8ceb32
SHA1

a5d538b8b92232577062f3e903f4c35338382b0c
SHA256

33e29a0504fc8aec5fa1d273ac5bb396357bcfaa0d740ee0dfc97a9a0f868bfb
SHA512

9a7169043fdab963b9c2c94e13bdf7de9065a55e84e86c7ef535fa641ed5ea66d96f807770835da50bc753ab136424ccfa2bc2147ca484262852ea75402cf847
SSDEEP

384:WvePZncrQS96r3vdooCuINl/YlPDuR0AoPEEpyiGU:WycrMbvdooRIEuCAoPEEpp

Score

8^/10

persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\msosmsfpfis64.sys	0d163350a1fe2894a643a8c5bb8ceb32.exe

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Deletes itself 1 IoCs

pid	Process
2864	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2004	0d163350a1fe2894a643a8c5bb8ceb32.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msosdohs00.dll	0d163350a1fe2894a643a8c5bb8ceb32.exe
File opened for modification	C:\Windows\SysWOW64\msosdohs00.dll	0d163350a1fe2894a643a8c5bb8ceb32.exe
File opened for modification	C:\Windows\SysWOW64\msosdohs.dat	0d163350a1fe2894a643a8c5bb8ceb32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	0d163350a1fe2894a643a8c5bb8ceb32.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2004	0d163350a1fe2894a643a8c5bb8ceb32.exe
2004	0d163350a1fe2894a643a8c5bb8ceb32.exe
2004	0d163350a1fe2894a643a8c5bb8ceb32.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
484	services.exe
484	services.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 260	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	7
PID 2004 wrote to memory of 340	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	6
PID 2004 wrote to memory of 388	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	5
PID 2004 wrote to memory of 400	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	4
PID 2004 wrote to memory of 436	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	3
PID 2004 wrote to memory of 484	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	2
PID 2004 wrote to memory of 492	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	1
PID 2004 wrote to memory of 500	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	26
PID 2004 wrote to memory of 604	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	25
PID 2004 wrote to memory of 680	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	24
PID 2004 wrote to memory of 756	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	8
PID 2004 wrote to memory of 820	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	23
PID 2004 wrote to memory of 848	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	22
PID 2004 wrote to memory of 968	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	20
PID 2004 wrote to memory of 272	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	19
PID 2004 wrote to memory of 356	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	18
PID 2004 wrote to memory of 1080	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	9
PID 2004 wrote to memory of 1116	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	17
PID 2004 wrote to memory of 1172	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	16
PID 2004 wrote to memory of 1208	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	15
PID 2004 wrote to memory of 1668	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	14
PID 2004 wrote to memory of 1696	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	13
PID 2004 wrote to memory of 1164	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	12
PID 2004 wrote to memory of 2864	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	28
PID 2004 wrote to memory of 2864	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	28
PID 2004 wrote to memory of 2864	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	28
PID 2004 wrote to memory of 2864	2004	0d163350a1fe2894a643a8c5bb8ceb32.exe	28

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:492

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Suspicious behavior: LoadsDriver
PID:484
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:756
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
  2⤵
  PID:1080
- C:\Windows\system32\sppsvc.exe
  C:\Windows\system32\sppsvc.exe
  2⤵
  PID:1164
- - C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    3⤵
    PID:1208
  - - C:\Users\Admin\AppData\Local\Temp\0d163350a1fe2894a643a8c5bb8ceb32.exe
      "C:\Users\Admin\AppData\Local\Temp\0d163350a1fe2894a643a8c5bb8ceb32.exe"
      4⤵
      Drops file in Drivers directory
      Loads dropped DLL
      Drops file in System32 directory
      Drops file in Windows directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2004
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\0d163350a1fe2894a643a8c5bb8ceb32.exe"
        5⤵
        Deletes itself
        
        PID:2864
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
  2⤵
  PID:1696
- C:\Windows\system32\taskhost.exe
  "taskhost.exe"
  2⤵
  PID:1116
- C:\Windows\System32\spoolsv.exe
  C:\Windows\System32\spoolsv.exe
  2⤵
  PID:356
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k NetworkService
  2⤵
  PID:272
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalService
  2⤵
  PID:968
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k netsvcs
  2⤵
  PID:848
- C:\Windows\System32\svchost.exe
  C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
  2⤵
  PID:820
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k RPCSS
  2⤵
  PID:680
- C:\Windows\system32\svchost.exe
  C:\Windows\system32\svchost.exe -k DcomLaunch
  2⤵
  PID:604

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

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:400

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:388
- C:\Windows\system32\lsm.exe
  C:\Windows\system32\lsm.exe
  2⤵
  PID:500

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:340

C:\Windows\System32\smss.exe
\SystemRoot\System32\smss.exe
1⤵
PID:260

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1668

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\msosdohs00.dll

Filesize
13KB

MD5
f6df72eb4bb010cd82a7b795b9e082ac

SHA1
f69f240638ae4053a7f031ac47c4828a06357155

SHA256
b72505f3b3c5c8614dae2515e87f960fe38544836db60d0a44206450935653e1

SHA512
320a9ec73a88418ab20d5f83d3bc64aeae4c3cd29f2beeb95adbe1c9ad845f2ce00325b5968e8af3762d16a56882d7a8b559dfd1346882af3da0df2852232782

Download Submit
memory/260-9-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/388-19-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/2004-10-0x0000000010000000-0x0000000010016000-memory.dmp

Filesize
88KB

Download