e3a6ee9548f6c8ee5bd1b3960e7dc1f0ad6d1f4a9b77f160581d2a2328a4b519

Analysis

max time kernel
37s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04-10-2024 12:57

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General

Target

jre/bin/JavaAccessBridge-32.dll
Size

125KB
MD5

2f808ed0642bd5cf8d4111e0af098bbb
SHA1

006163a07052f3d227c2e541691691b4567f5550
SHA256

61dfb6126eba8d5429f156eaab24ff30312580b0abe4009670f1dd0bc64f87bb
SHA512

27dbda3a922747a031ff7434de5a596725ff5ae2bc6dd83d6d5565eb2ba180b0516896323294459997b545c60c9e06da6c2d8dd462a348a6759a404db0f023a7
SSDEEP

3072:uN77TJSG78+5Orcj5K/e2Hrgc6kZAn1yEkBKMKy1Zf22QYHJiuzTl8ShzzM+64mn:uNXd178+5fJZnQLo

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

taskmgr.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

taskmgr.exe

pid	Process
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

taskmgr.exe

description	pid	Process
Token: SeDebugPrivilege	2176	taskmgr.exe
Token: SeSystemProfilePrivilege	2176	taskmgr.exe
Token: SeCreateGlobalPrivilege	2176	taskmgr.exe
Token: 33	2176	taskmgr.exe
Token: SeIncBasePriorityPrivilege	2176	taskmgr.exe

Suspicious use of FindShellTrayWindow 34 IoCs

Processes:

taskmgr.exe

pid	Process
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe

Suspicious use of SendNotifyMessage 34 IoCs

Processes:

taskmgr.exe

pid	Process
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe
2176	taskmgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4540 wrote to memory of 2564	4540	rundll32.exe	81
PID 4540 wrote to memory of 2564	4540	rundll32.exe	81
PID 4540 wrote to memory of 2564	4540	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\JavaAccessBridge-32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\JavaAccessBridge-32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2564

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /7
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2176-0-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-2-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-1-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-12-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-11-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-10-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-9-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-8-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-6-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download
memory/2176-7-0x0000028883490000-0x0000028883491000-memory.dmp

Filesize
4KB

Download