ec9a4d9d9b09b9c0da7f66f487ab06cfa5d40445543cd95f0a6b9369e6466619

Analysis

max time kernel
118s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 14:42

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General

Target

2d21443f65f94424ca3849a49faf4680N.exe
Size

225KB
MD5

2d21443f65f94424ca3849a49faf4680
SHA1

1dd6302a870a6ae98ba144f9d52f096e712ec0a4
SHA256

ec9a4d9d9b09b9c0da7f66f487ab06cfa5d40445543cd95f0a6b9369e6466619
SHA512

77637126bf540dbc092149ed526d7aaf6fe5a338d38bfd484f08791d756cf404fd9b42ddd573cef8365d4016bad222466d8942f0378442f41d3e9f5925cd951b
SSDEEP

6144:vA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:vATuTAnKGwUAW3ycQqgf

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
1732	2800	WerFault.exe	97
3104	3312	WerFault.exe	82

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	2d21443f65f94424ca3849a49faf4680N.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
3312	2d21443f65f94424ca3849a49faf4680N.exe
3312	2d21443f65f94424ca3849a49faf4680N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2800	winver.exe
3312	2d21443f65f94424ca3849a49faf4680N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 2800	3312	2d21443f65f94424ca3849a49faf4680N.exe	97
PID 3312 wrote to memory of 2800	3312	2d21443f65f94424ca3849a49faf4680N.exe	97
PID 3312 wrote to memory of 2800	3312	2d21443f65f94424ca3849a49faf4680N.exe	97
PID 3312 wrote to memory of 2800	3312	2d21443f65f94424ca3849a49faf4680N.exe	97
PID 2800 wrote to memory of 3448	2800	winver.exe	56
PID 3312 wrote to memory of 3448	3312	2d21443f65f94424ca3849a49faf4680N.exe	56
PID 3312 wrote to memory of 2816	3312	2d21443f65f94424ca3849a49faf4680N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2816

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3448
- C:\Users\Admin\AppData\Local\Temp\2d21443f65f94424ca3849a49faf4680N.exe
  "C:\Users\Admin\AppData\Local\Temp\2d21443f65f94424ca3849a49faf4680N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3312
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2800 -s 300
      4⤵
      Program crash
      PID:1732
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 984
    3⤵
    - Program crash
    PID:3104

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2800 -ip 2800
1⤵
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3312 -ip 3312
1⤵
PID:4488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2816-14-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2816-20-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/3312-1-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3312-2-0x0000000003C70000-0x0000000003C71000-memory.dmp

Filesize
4KB

Download
memory/3312-3-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3312-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3312-13-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/3312-15-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/3312-19-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3448-5-0x0000000001240000-0x0000000001246000-memory.dmp

Filesize
24KB

Download
memory/3448-6-0x0000000001240000-0x0000000001246000-memory.dmp

Filesize
24KB

Download
memory/3448-12-0x0000000001440000-0x0000000001446000-memory.dmp

Filesize
24KB

Download