55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2

General

Target

55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
Size

225KB
MD5

cf0438c4355f001e50d0aed68fd21920
SHA1

a6b399850b0aa6fb9a034d14199c10f089771994
SHA256

55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2
SHA512

da3a635069e29d03413ee64b3e808baa4dd4d1d98440a001b0102df4673bef470d955f057477bb031580911c465adda5bbec544e6babc050f61a5cbdc4b3d888
SSDEEP

6144:JA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:JATuTAnKGwUAW3ycQqgf

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file 1 IoCs

flow	pid	Process
41	4912	Process not Found

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4160	880	WerFault.exe	102
3708	3164	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 3 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	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.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
4656	MicrosoftEdgeUpdate.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
880	winver.exe
3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3500	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3164 wrote to memory of 880	3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	102
PID 3164 wrote to memory of 880	3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	102
PID 3164 wrote to memory of 880	3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	102
PID 3164 wrote to memory of 880	3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	102
PID 880 wrote to memory of 3500	880	winver.exe	56
PID 3164 wrote to memory of 3500	3164	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3500
- C:\Users\Admin\AppData\Local\Temp\55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
  "C:\Users\Admin\AppData\Local\Temp\55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3164
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:880
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 880 -s 300
      4⤵
      Program crash
      PID:4160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 880
    3⤵
    - Program crash
    PID:3708

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2508

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI0IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0OTc0NTIyMzY5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 880 -ip 880
1⤵
PID:4340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3164 -ip 3164
1⤵
PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/3164-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3164-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3164-3-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3164-2-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/3164-5-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/3164-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3164-8-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3164-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3164-18-0x0000000004600000-0x0000000004C58000-memory.dmp

Filesize
6.3MB

Download
memory/3500-10-0x0000000001060000-0x0000000001066000-memory.dmp

Filesize
24KB

Download
memory/3500-11-0x0000000001060000-0x0000000001066000-memory.dmp

Filesize
24KB

Download
memory/3500-15-0x0000000001090000-0x0000000001096000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads