e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841

General

Target

e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe
Size

237KB
MD5

cd14e49b7b78f968e2b44c1b18bcf6a3
SHA1

1b316c78d3a4acc9ca9c5d16d7b82e738032e8f9
SHA256

e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841
SHA512

5f7722db48510a954436bac6f9fccf287cceef0e192c25e995c18c923d8e61f4f5626b702566f3934804e4ddd1a5bc0777eab05ade91ca95103030c1ecf1f269
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:XATuTAnKGwUAWVycQqgL

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
4020	4988	WerFault.exe	100
3468	4640	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	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.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
4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe
4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4988	winver.exe
4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 4988	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	100
PID 4640 wrote to memory of 4988	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	100
PID 4640 wrote to memory of 4988	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	100
PID 4640 wrote to memory of 4988	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	100
PID 4988 wrote to memory of 3432	4988	winver.exe	56
PID 4640 wrote to memory of 3432	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	56
PID 4640 wrote to memory of 2900	4640	e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2900

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe
  "C:\Users\Admin\AppData\Local\Temp\e1a08170c2fe0f4b3fefb3ca2c929ed865ff90da718836210a46f1ababb46841.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4640
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4988
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 300
      4⤵
      Program crash
      PID:4020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 996
    3⤵
    - Program crash
    PID:3468

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4988 -ip 4988
1⤵
PID:4232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4640 -ip 4640
1⤵
PID:4712

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/2900-16-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/2900-22-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3432-14-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3432-8-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/3432-9-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/4640-4-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/4640-5-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/4640-6-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/4640-10-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4640-1-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/4640-13-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/4640-3-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/4640-17-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/4640-21-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/4640-2-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download

Analysis

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