cf2ebebedcf10ea26d1f25282f1276316aafc89580ffa84ea91e681179123a37

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 16:32

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General

Target

05e5024fdaaee9dbc878fb96841e2751.exe
Size

104KB
MD5

05e5024fdaaee9dbc878fb96841e2751
SHA1

0dae27cdde990cb4832315149bca73ecb0a08a8b
SHA256

cf2ebebedcf10ea26d1f25282f1276316aafc89580ffa84ea91e681179123a37
SHA512

48d06b576f874784b0e416bb5afbabda011096b20d910cb3cd43313dbd42e3f86183323bb21dfd1e5ee1e6784f3a229d3138deba141a2ac3b2c766b738d66fe5
SSDEEP

1536:Z8NC2X394iwHZ6HhxJwmafVQfkVJDjyE/9ASyzK7D1I32QXzLJOkmoh2rPWMFXd+:Z8xt4fHIHhxmmafSe2E/9Az829zOfXd+

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	05e5024fdaaee9dbc878fb96841e2751.exe

Loads dropped DLL 2 IoCs

pid	Process
2640	rundll32.exe
448	rundll32.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinHelp = "C:\\Windows\\system32\\WinHelp.exe"	05e5024fdaaee9dbc878fb96841e2751.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WinGate initialize = "C:\\Windows\\system32\\WinGate.exe -remoteshell"	05e5024fdaaee9dbc878fb96841e2751.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Remote Procedure Call Locator = "RUNDLL32.EXE reg678.dll ondll_reg"	05e5024fdaaee9dbc878fb96841e2751.exe

Drops file in System32 directory 12 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\WinHelp.exe	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\winrpc.exe	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\kernel66.dll	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\ily668.dll	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\reg678.dll	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\WinDriver.exe	05e5024fdaaee9dbc878fb96841e2751.exe
File opened for modification	C:\Windows\SysWOW64\WinDriver.exe	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\IEXPLORE.EXE	05e5024fdaaee9dbc878fb96841e2751.exe
File opened for modification	C:\Windows\SysWOW64\kernel66.dll	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\Task688.dll	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\WinGate.exe	05e5024fdaaee9dbc878fb96841e2751.exe
File created	C:\Windows\SysWOW64\RAVMOND.exe	05e5024fdaaee9dbc878fb96841e2751.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "winrpc.exe %1"	05e5024fdaaee9dbc878fb96841e2751.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1584	05e5024fdaaee9dbc878fb96841e2751.exe
1584	05e5024fdaaee9dbc878fb96841e2751.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe
448	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	448	rundll32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 2640	1584	05e5024fdaaee9dbc878fb96841e2751.exe	93
PID 1584 wrote to memory of 2640	1584	05e5024fdaaee9dbc878fb96841e2751.exe	93
PID 1584 wrote to memory of 2640	1584	05e5024fdaaee9dbc878fb96841e2751.exe	93
PID 1584 wrote to memory of 448	1584	05e5024fdaaee9dbc878fb96841e2751.exe	95
PID 1584 wrote to memory of 448	1584	05e5024fdaaee9dbc878fb96841e2751.exe	95
PID 1584 wrote to memory of 448	1584	05e5024fdaaee9dbc878fb96841e2751.exe	95
PID 448 wrote to memory of 672	448	rundll32.exe	4
PID 448 wrote to memory of 672	448	rundll32.exe	4

C:\Windows\system32\lsass.exe
C:\Windows\system32\lsass.exe
1⤵
PID:672

C:\Users\Admin\AppData\Local\Temp\05e5024fdaaee9dbc878fb96841e2751.exe
"C:\Users\Admin\AppData\Local\Temp\05e5024fdaaee9dbc878fb96841e2751.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1584
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" ily668.dll ondll_install
  2⤵
  - Loads dropped DLL
  PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\System32\rundll32.exe" ily668.dll ondll_reg
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:448

C:\Windows\system32\WerFault.exe
"C:\Windows\system32\WerFault.exe" -k -lc NDIS NDIS-20231224-1840.dmp
1⤵
PID:1932

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\RAVMOND.exe

Filesize
104KB

MD5
05e5024fdaaee9dbc878fb96841e2751

SHA1
0dae27cdde990cb4832315149bca73ecb0a08a8b

SHA256
cf2ebebedcf10ea26d1f25282f1276316aafc89580ffa84ea91e681179123a37

SHA512
48d06b576f874784b0e416bb5afbabda011096b20d910cb3cd43313dbd42e3f86183323bb21dfd1e5ee1e6784f3a229d3138deba141a2ac3b2c766b738d66fe5

Download Submit
C:\Windows\SysWOW64\ily668.dll

Filesize
80KB

MD5
fa02acaa7c472587319578d5afa8e7f6

SHA1
38bbdb0b6c574ffc85df35d8614b63e4f8bc2276

SHA256
6eca944593ae70453ead72adcc71d7ff4cd9ed6d9187145150782f5a543aeab8

SHA512
4b710b5eb6d36a42854d897e723cb966a64ca17f2db636844884d54106668baca18b3f6760ac7193caf8916ef992611b171b613865bc77b814565173583f6a6e

Download Submit
memory/1584-0-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1584-6-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1584-20-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download