aa6b2746cdd0e1c17c7b6741a9a460cee358437a52d98a5420c17387417f9184

General

Target

aea547b23a56650a47ce7a7501b056e0N.exe
Size

237KB
MD5

aea547b23a56650a47ce7a7501b056e0
SHA1

b988ef6a74ccf59b0796d2dce7f91dce1cbcbb58
SHA256

aa6b2746cdd0e1c17c7b6741a9a460cee358437a52d98a5420c17387417f9184
SHA512

bd5345302d853c786348fd3692caa7486f07d2a80d45890258a1bc8be30d8abaa4dcae06f18ceb3e214477d7e86a82eb1e4381254310099a60e4fb58047b3f04
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:XATuTAnKGwUAWVycQqgj

Score

3^/10

discovery

Malware Config

Signatures

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
4320	4868	WerFault.exe	106
4512	4892	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 2 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	aea547b23a56650a47ce7a7501b056e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4892	aea547b23a56650a47ce7a7501b056e0N.exe
4892	aea547b23a56650a47ce7a7501b056e0N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4868	winver.exe
4892	aea547b23a56650a47ce7a7501b056e0N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3480	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 4868	4892	aea547b23a56650a47ce7a7501b056e0N.exe	106
PID 4892 wrote to memory of 4868	4892	aea547b23a56650a47ce7a7501b056e0N.exe	106
PID 4892 wrote to memory of 4868	4892	aea547b23a56650a47ce7a7501b056e0N.exe	106
PID 4892 wrote to memory of 4868	4892	aea547b23a56650a47ce7a7501b056e0N.exe	106
PID 4868 wrote to memory of 3480	4868	winver.exe	56
PID 4892 wrote to memory of 3480	4892	aea547b23a56650a47ce7a7501b056e0N.exe	56
PID 4892 wrote to memory of 2968	4892	aea547b23a56650a47ce7a7501b056e0N.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2968

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3480
- C:\Users\Admin\AppData\Local\Temp\aea547b23a56650a47ce7a7501b056e0N.exe
  "C:\Users\Admin\AppData\Local\Temp\aea547b23a56650a47ce7a7501b056e0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4892
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4868
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4868 -s 300
      4⤵
      Program crash
      PID:4320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 956
    3⤵
    - Program crash
    PID:4512

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1432,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=4292 /prefetch:8
1⤵
PID:2756

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2772

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4868 -ip 4868
1⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4892 -ip 4892
1⤵
PID:3980

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2968-22-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/2968-16-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/3480-7-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/3480-13-0x0000000001090000-0x0000000001096000-memory.dmp

Filesize
24KB

Download
memory/3480-8-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/4892-4-0x0000000003C90000-0x0000000003C91000-memory.dmp

Filesize
4KB

Download
memory/4892-5-0x0000000003C90000-0x0000000003C91000-memory.dmp

Filesize
4KB

Download
memory/4892-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4892-1-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4892-12-0x00000000057D0000-0x00000000061D0000-memory.dmp

Filesize
10.0MB

Download
memory/4892-3-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4892-17-0x00000000057D0000-0x00000000061D0000-memory.dmp

Filesize
10.0MB

Download
memory/4892-21-0x00000000046C0000-0x0000000004D18000-memory.dmp

Filesize
6.3MB

Download
memory/4892-2-0x0000000003C90000-0x0000000003C91000-memory.dmp

Filesize
4KB

Download

Analysis

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