89f6983c17c961f272f1119a57215030f85d18f51ef8a0493dc2a6f63a051e01

Analysis

max time kernel
98s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
30/07/2024, 23:41

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General

Target
2eb8669bca190e8abbe7220cdc9edec0N.exe
Size 225KB
Sample240730-3psdmavglp
SHA256 89f6983c17c961f272f1119a57215030f85d18f51ef8a0493dc2a6f63a051e01
MD5 2eb8669bca190e8abbe7220cdc9edec0
SHA1 2276b6cadc23a505bf75afa5ea32117a34bc5e36
SHA512 48f748fbde918a4c0928b7c62e4b79c6904080d4a3faacbb8e6433c2789d949fee0990d8312c0a9a767245297b0cd2e9367a8a41031520f7bd58728db9814b46
SSDEEP 6144:TA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:TATuTAnKGwUAW3ycQqgf
MD5 SHA1 SHA512 SSDEEP

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
2204	636	WerFault.exe	88
4956	4368	WerFault.exe	80

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	2eb8669bca190e8abbe7220cdc9edec0N.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
4368	2eb8669bca190e8abbe7220cdc9edec0N.exe
4368	2eb8669bca190e8abbe7220cdc9edec0N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
636	winver.exe
4368	2eb8669bca190e8abbe7220cdc9edec0N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4368 wrote to memory of 636	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	88
PID 4368 wrote to memory of 636	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	88
PID 4368 wrote to memory of 636	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	88
PID 4368 wrote to memory of 636	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	88
PID 636 wrote to memory of 3436	636	winver.exe	56
PID 4368 wrote to memory of 3436	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	56
PID 4368 wrote to memory of 2600	4368	2eb8669bca190e8abbe7220cdc9edec0N.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2600

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\2eb8669bca190e8abbe7220cdc9edec0N.exe
  "C:\Users\Admin\AppData\Local\Temp\2eb8669bca190e8abbe7220cdc9edec0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4368
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:636
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 300
      4⤵
      Program crash
      PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4368 -s 984
    3⤵
    - Program crash
    PID:4956

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 636 -ip 636
1⤵
PID:4076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4368 -ip 4368
1⤵
PID:3172

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

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Downloads

memory/2600-12-0x0000000000910000-0x0000000000916000-memory.dmp

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memory/2600-18-0x0000000000910000-0x0000000000916000-memory.dmp

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memory/3436-4-0x0000000001300000-0x0000000001306000-memory.dmp

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memory/3436-5-0x0000000001300000-0x0000000001306000-memory.dmp

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memory/3436-10-0x0000000001340000-0x0000000001346000-memory.dmp

Download

memory/4368-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

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memory/4368-2-0x0000000003D90000-0x0000000003D91000-memory.dmp

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memory/4368-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/4368-9-0x00000000057E0000-0x00000000061E0000-memory.dmp

Download

memory/4368-13-0x00000000057E0000-0x00000000061E0000-memory.dmp

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memory/4368-17-0x00000000045D0000-0x0000000004C28000-memory.dmp

Download