b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25

General

Target

b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe
Size

54KB
MD5

9c075695fdcd565287d2cad1f4814330
SHA1

b9d97ecc70769e7b668d91650dd2f2d08da985ee
SHA256

b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25
SHA512

5b80bb22a9c3106753c4d74d758d52ee2441f56281fcade8e7780e71db9cb6b4766ac3ce7e920b3b8067e236632c2751c5c1b4e57f860e854067b64205797495
SSDEEP

768:O3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBC:G5tPusSRJDTlLTOpJiaDjts4gfFi2+g

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1760 set thread context of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1460	4940	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 4 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	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

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

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1088	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4940	winver.exe
4940	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3484	Explorer.EXE
Token: SeCreatePagefilePrivilege	3484	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4940	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 1760 wrote to memory of 4188	1760	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	86
PID 4188 wrote to memory of 4940	4188	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	87
PID 4188 wrote to memory of 4940	4188	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	87
PID 4188 wrote to memory of 4940	4188	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	87
PID 4188 wrote to memory of 4940	4188	b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe	87
PID 4940 wrote to memory of 3484	4940	winver.exe	55
PID 4940 wrote to memory of 2572	4940	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2572

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3484
- C:\Users\Admin\AppData\Local\Temp\b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe
  "C:\Users\Admin\AppData\Local\Temp\b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1760
- - C:\Users\Admin\AppData\Local\Temp\b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe
    "C:\Users\Admin\AppData\Local\Temp\b1c2799b3d038e31ada575f950ef44bf535c8f7c63f5aa548e1a28510d388a25.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4188
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:4940
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 388
        5⤵
        Program crash
        
        PID:1460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
1⤵
PID:3696

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDk1ODIwNjM4Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2572-13-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2572-14-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/3484-3-0x00000000031B0000-0x00000000031B6000-memory.dmp

Filesize
24KB

Download
memory/3484-10-0x00007FFF5D4AD000-0x00007FFF5D4AE000-memory.dmp

Filesize
4KB

Download
memory/3484-9-0x00000000031B0000-0x00000000031B6000-memory.dmp

Filesize
24KB

Download
memory/4188-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4940-4-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/4940-7-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download
memory/4940-8-0x0000000076FB2000-0x0000000076FB3000-memory.dmp

Filesize
4KB

Download
memory/4940-15-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads