328449250e95af61e5e92254665d4c1a43d835482cd2d159c1e8a08a1ad8c725

Analysis

max time kernel
68s
max time network
65s
platform
windows7_x64
resource
win7v20201028
submitted
24-11-2020 02:32

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General

Target

466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
Size

5.6MB
MD5

6566030bb1580c5a347d925bfc280439
SHA1

31a8a4fb514cef40af7cd8cfbab1b568aff56d73
SHA256

466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d
SHA512

da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Score

8^/10

vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

jvm.exe

pid process

1520 jvm.exe

pid	process
1520	jvm.exe

VMProtect packed file 8 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
behavioral5/memory/848-10-0x0000000001FE0000-0x0000000001FF1000-memory.dmp	vmprotect
\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect
\Users\Admin\AppData\Roaming\Java Update\jvm.exe	vmprotect

Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.

Query Registry
T1012

System Information Discovery
T1082

Processes:

jvm.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion jvm.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	jvm.exe

Loads dropped DLL 5 IoCs

Processes:

466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exeWerFault.exe

pid	process
1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
848	WerFault.exe
848	WerFault.exe
848	WerFault.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

848 1520 WerFault.exe jvm.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1588 schtasks.exe

pid	pid_target	process	target process
848	1520	WerFault.exe	jvm.exe

pid	process
1588	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exejvm.exeWerFault.exe

pid	process
1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
1520	jvm.exe
1520	jvm.exe
848	WerFault.exe
848	WerFault.exe
848	WerFault.exe
848	WerFault.exe
848	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 848 WerFault.exe

description	pid	process
Token: SeDebugPrivilege	848	WerFault.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exejvm.exe

description	pid	process	target process
PID 1680 wrote to memory of 1520	1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe	jvm.exe
PID 1680 wrote to memory of 1520	1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe	jvm.exe
PID 1680 wrote to memory of 1520	1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe	jvm.exe
PID 1680 wrote to memory of 1520	1680	466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe	jvm.exe
PID 1520 wrote to memory of 1588	1520	jvm.exe	schtasks.exe
PID 1520 wrote to memory of 1588	1520	jvm.exe	schtasks.exe
PID 1520 wrote to memory of 1588	1520	jvm.exe	schtasks.exe
PID 1520 wrote to memory of 1588	1520	jvm.exe	schtasks.exe
PID 1520 wrote to memory of 848	1520	jvm.exe	WerFault.exe
PID 1520 wrote to memory of 848	1520	jvm.exe	WerFault.exe
PID 1520 wrote to memory of 848	1520	jvm.exe	WerFault.exe
PID 1520 wrote to memory of 848	1520	jvm.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe
"C:\Users\Admin\AppData\Local\Temp\466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe
  "C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe"
  2⤵
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1520
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc ONSTART /RL HIGHEST /tn "Java Update" /tr "C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe"
    3⤵
    - Creates scheduled task(s)
    PID:1588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1520 -s 752
    3⤵
    - Loads dropped DLL
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:848

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
C:\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
\Users\Admin\AppData\Roaming\Java Update\jvm.exe

MD5
6566030bb1580c5a347d925bfc280439

SHA1
31a8a4fb514cef40af7cd8cfbab1b568aff56d73

SHA256
466d872ddb9f8ce7db8d16d171b9ba398f99c98c79e63396760cda7426d9460d

SHA512
da565d4f38807d170fe34a4523327958ffc56801b91f29471c815f3e7d133699e305360a0abdd508ba95d81a85ed01fea73f0c397d642fed2de05b4a90ccb76f

Download Submit
memory/848-26-0x00000000026C0000-0x00000000026D1000-memory.dmp

Filesize
68KB

Download
memory/848-7-0x0000000000000000-mapping.dmp

Download
memory/848-8-0x0000000001FE0000-0x0000000001FF1000-memory.dmp

Filesize
68KB

Download
memory/848-10-0x0000000001FE0000-0x0000000001FF1000-memory.dmp

Filesize
68KB

Download
memory/1080-6-0x000007FEF6460000-0x000007FEF66DA000-memory.dmp

Filesize
2.5MB

Download
memory/1520-13-0x0000000000000000-mapping.dmp

Download
memory/1520-20-0x0000000000000000-mapping.dmp

Download
memory/1520-16-0x0000000000000000-mapping.dmp

Download
memory/1520-14-0x0000000000000000-mapping.dmp

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memory/1520-17-0x0000000000000000-mapping.dmp

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memory/1520-18-0x0000000000000000-mapping.dmp

Download
memory/1520-19-0x0000000000000000-mapping.dmp

Download
memory/1520-15-0x0000000000000000-mapping.dmp

Download
memory/1520-21-0x0000000000000000-mapping.dmp

Download
memory/1520-22-0x0000000000000000-mapping.dmp

Download
memory/1520-23-0x0000000000000000-mapping.dmp

Download
memory/1520-24-0x0000000000000000-mapping.dmp

Download
memory/1520-25-0x0000000000000000-mapping.dmp

Download
memory/1520-2-0x0000000000000000-mapping.dmp

Download
memory/1588-5-0x0000000000000000-mapping.dmp

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