759a8e03f9031255b1aae677ff514b51341755f863b911a4de432422ac8b51c2

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 01:28

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General

Target

0a0c3dc7aeaad36aa926af09fe3014e1.dll
Size

12KB
MD5

0a0c3dc7aeaad36aa926af09fe3014e1
SHA1

119f6a828dc4f2bb787d3ba0b21ea4c1a0e25b56
SHA256

759a8e03f9031255b1aae677ff514b51341755f863b911a4de432422ac8b51c2
SHA512

eb68ecf4cf489e0beec038f8b14caad5d154e1487c0b9932acdffd95be5033f8ffbdb675c288ebb41ff3cdb14ac9ed279686eb0ce89eb6bc5fe393ab1253b096
SSDEEP

192:ezSr2EQbFTpyPqwUThfGvL+oNkpv4POOWSzSjXTtXDG7W/yFmlvmWlO1MuvqTZku:ezTpAsEypvXDVDuW/yFm1Dl/uCTWa

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\nicozftp00.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\nicozftp00.dll	rundll32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1720	rundll32.exe
1720	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1720	rundll32.exe

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 2220 wrote to memory of 1720	2220	rundll32.exe	28
PID 1720 wrote to memory of 260	1720	rundll32.exe	27
PID 1720 wrote to memory of 336	1720	rundll32.exe	26
PID 1720 wrote to memory of 372	1720	rundll32.exe	25
PID 1720 wrote to memory of 380	1720	rundll32.exe	24
PID 1720 wrote to memory of 420	1720	rundll32.exe	23
PID 1720 wrote to memory of 464	1720	rundll32.exe	22
PID 1720 wrote to memory of 480	1720	rundll32.exe	21
PID 1720 wrote to memory of 488	1720	rundll32.exe	20
PID 1720 wrote to memory of 600	1720	rundll32.exe	19
PID 1720 wrote to memory of 676	1720	rundll32.exe	18
PID 1720 wrote to memory of 760	1720	rundll32.exe	17
PID 1720 wrote to memory of 812	1720	rundll32.exe	16
PID 1720 wrote to memory of 848	1720	rundll32.exe	15
PID 1720 wrote to memory of 996	1720	rundll32.exe	13
PID 1720 wrote to memory of 300	1720	rundll32.exe	12
PID 1720 wrote to memory of 292	1720	rundll32.exe	11
PID 1720 wrote to memory of 1040	1720	rundll32.exe	10
PID 1720 wrote to memory of 1124	1720	rundll32.exe	9
PID 1720 wrote to memory of 1200	1720	rundll32.exe	8
PID 1720 wrote to memory of 1240	1720	rundll32.exe	7
PID 1720 wrote to memory of 1908	1720	rundll32.exe	4
PID 1720 wrote to memory of 2360	1720	rundll32.exe	3
PID 1720 wrote to memory of 1868	1720	rundll32.exe	2
PID 1720 wrote to memory of 2220	1720	rundll32.exe	5

C:\Windows\system32\sppsvc.exe
C:\Windows\system32\sppsvc.exe
1⤵
PID:1868

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation
1⤵
PID:2360

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1908

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a0c3dc7aeaad36aa926af09fe3014e1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a0c3dc7aeaad36aa926af09fe3014e1.dll,#1
  2⤵
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1720

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1240

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1200

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork
1⤵
PID:1040

C:\Windows\System32\spoolsv.exe
C:\Windows\System32\spoolsv.exe
1⤵
PID:292

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k NetworkService
1⤵
PID:300

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService
1⤵
PID:996

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs
1⤵
PID:848

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted
1⤵
PID:812

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted
1⤵
PID:760

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k RPCSS
1⤵
PID:676

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k DcomLaunch
1⤵
PID:600

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

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\winlogon.exe
winlogon.exe
1⤵
PID:420

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:380

C:\Windows\system32\wininit.exe
wininit.exe
1⤵
PID:372

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:336

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

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

memory/260-4-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/260-7-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/1720-0-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/1720-1-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/1720-84-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download