64ceda1fdba5d3c4eae4beab2e205cd1cfc7e31f06c9c0eba3d1f1c7a9c4cb70

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/09/2024, 01:50

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General

Target

cc71d844883eb09ccb3017bb2d62fb10N.exe
Size

147KB
MD5

cc71d844883eb09ccb3017bb2d62fb10
SHA1

012dc373f5b47b2e460b8cd462ea83ae3a0ec6cb
SHA256

64ceda1fdba5d3c4eae4beab2e205cd1cfc7e31f06c9c0eba3d1f1c7a9c4cb70
SHA512

e0a4cae6f8fa598621a42fd102a559108d742aa5425177c964c98c79caab5c443327fa78700a7a87db12f8849fdb7b02a1a6cff2c3452dfe37dab36e3536621a
SSDEEP

3072:ASABNx6hb4RoI4yMIqyphIOfVP3otljtqWkBNp4u1kH8im:Al6ZiiOSP0BL4wZ

Score

8^/10

bootkit discovery persistence spyware stealer upx

Malware Config

Signatures

Blocklisted process makes network request 8 IoCs

flow	pid	Process
16	5000	rundll32.exe
24	5000	rundll32.exe
25	5000	rundll32.exe
26	5000	rundll32.exe
39	5000	rundll32.exe
40	5000	rundll32.exe
44	5000	rundll32.exe
50	5000	rundll32.exe

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0004000000022f92-8.dat	acprotect

Deletes itself 1 IoCs

pid	Process
3948	xiqpo.exe

Executes dropped EXE 1 IoCs

pid	Process
3948	xiqpo.exe

Loads dropped DLL 1 IoCs

pid	Process
5000	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0004000000022f92-8.dat	upx
behavioral2/memory/5000-10-0x0000000010000000-0x0000000010024000-memory.dmp	upx
behavioral2/memory/5000-11-0x0000000010000000-0x0000000010024000-memory.dmp	upx
behavioral2/memory/5000-13-0x0000000010000000-0x0000000010024000-memory.dmp	upx
behavioral2/memory/5000-15-0x0000000010000000-0x0000000010024000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\ueoyra\\tdvqi.dll\",DoVirusScan"	rundll32.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\g:	rundll32.exe
File opened (read-only)	\??\h:	rundll32.exe
File opened (read-only)	\??\p:	rundll32.exe
File opened (read-only)	\??\v:	rundll32.exe
File opened (read-only)	\??\j:	rundll32.exe
File opened (read-only)	\??\l:	rundll32.exe
File opened (read-only)	\??\m:	rundll32.exe
File opened (read-only)	\??\t:	rundll32.exe
File opened (read-only)	\??\x:	rundll32.exe
File opened (read-only)	\??\r:	rundll32.exe
File opened (read-only)	\??\s:	rundll32.exe
File opened (read-only)	\??\b:	rundll32.exe
File opened (read-only)	\??\e:	rundll32.exe
File opened (read-only)	\??\i:	rundll32.exe
File opened (read-only)	\??\n:	rundll32.exe
File opened (read-only)	\??\q:	rundll32.exe
File opened (read-only)	\??\y:	rundll32.exe
File opened (read-only)	\??\z:	rundll32.exe
File opened (read-only)	\??\a:	rundll32.exe
File opened (read-only)	\??\k:	rundll32.exe
File opened (read-only)	\??\o:	rundll32.exe
File opened (read-only)	\??\u:	rundll32.exe
File opened (read-only)	\??\w:	rundll32.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cc71d844883eb09ccb3017bb2d62fb10N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xiqpo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
832	PING.EXE
3088	cmd.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
832	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5000	rundll32.exe
5000	rundll32.exe
5000	rundll32.exe
5000	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5000	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
668	cc71d844883eb09ccb3017bb2d62fb10N.exe
3948	xiqpo.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 668 wrote to memory of 3088	668	cc71d844883eb09ccb3017bb2d62fb10N.exe	86
PID 668 wrote to memory of 3088	668	cc71d844883eb09ccb3017bb2d62fb10N.exe	86
PID 668 wrote to memory of 3088	668	cc71d844883eb09ccb3017bb2d62fb10N.exe	86
PID 3088 wrote to memory of 832	3088	cmd.exe	88
PID 3088 wrote to memory of 832	3088	cmd.exe	88
PID 3088 wrote to memory of 832	3088	cmd.exe	88
PID 3088 wrote to memory of 3948	3088	cmd.exe	90
PID 3088 wrote to memory of 3948	3088	cmd.exe	90
PID 3088 wrote to memory of 3948	3088	cmd.exe	90
PID 3948 wrote to memory of 5000	3948	xiqpo.exe	91
PID 3948 wrote to memory of 5000	3948	xiqpo.exe	91
PID 3948 wrote to memory of 5000	3948	xiqpo.exe	91

C:\Users\Admin\AppData\Local\Temp\cc71d844883eb09ccb3017bb2d62fb10N.exe
"C:\Users\Admin\AppData\Local\Temp\cc71d844883eb09ccb3017bb2d62fb10N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:668
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\xiqpo.exe "C:\Users\Admin\AppData\Local\Temp\cc71d844883eb09ccb3017bb2d62fb10N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3088
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:832
- - \??\c:\xiqpo.exe
    c:\xiqpo.exe "C:\Users\Admin\AppData\Local\Temp\cc71d844883eb09ccb3017bb2d62fb10N.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3948
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\ueoyra\tdvqi.dll",DoVirusScan c:\xiqpo.exe
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:5000

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

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\xiqpo.exe

Filesize
147KB

MD5
eaa39f1f80a223a341f10ecc628707df

SHA1
1d29ebcd5921fd2217935dbad7709eb3b834f727

SHA256
0d8389f2b04879709a9fa39ec7276491ba795362f040cb8518b853e4f872183b

SHA512
5af26cb07045d05bd8f337da6ff3fbaf821b9c6a03bc131a2b3f7e6258c0da7d3248737179ad8a19742b4397292c6261528fda2c8291afc567e07a0f58228e13

Download Submit
\??\c:\ueoyra\tdvqi.dll

Filesize
46KB

MD5
40257501b15ab70b2086d612926f598c

SHA1
535f7ceef59df4ec200fd543b81b5a0f5fb15cf2

SHA256
9619188ea685e15d82504d0e566187809080e5ca535dc3ad2ed0fdc986c94083

SHA512
ad6ec46bd6e4556bd8fd5afe409e4086ead6d65c724669ffd5a98ab3e9dbc185d41e66d00f935aa82d2b3e03bfe9b75cd09e2ce1de70c6343d3d62ba7d443a9b

Download Submit
memory/668-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/668-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3948-7-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/5000-10-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/5000-11-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/5000-13-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/5000-15-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download