1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0

General

Target

1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe
Size

610KB
MD5

2568ee8f4f3585ef5040209ea6c19016
SHA1

fae719be94fbcd89ab4790633b7648e206788a95
SHA256

1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0
SHA512

47e766268b65b666a7a468d3263849cf0b8cb0c95d0e0fc8c040511407ae6d77e7d29fb36198eecad938a7a070546d2fb5a1e4d2a67436abb1bbda01d010b094
SSDEEP

12288:ZATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:bT+KjUdQqboyyWoK1NGqzuhJ

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
2952	4964	WerFault.exe	100
2980	2544	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	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.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
2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe
2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3476	Explorer.EXE
Token: SeCreatePagefilePrivilege	3476	Explorer.EXE
Token: SeShutdownPrivilege	3476	Explorer.EXE
Token: SeCreatePagefilePrivilege	3476	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4964	winver.exe
2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 4964	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	100
PID 2544 wrote to memory of 4964	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	100
PID 2544 wrote to memory of 4964	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	100
PID 2544 wrote to memory of 4964	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	100
PID 4964 wrote to memory of 3476	4964	winver.exe	56
PID 2544 wrote to memory of 3476	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	56
PID 2544 wrote to memory of 2656	2544	1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3476
- C:\Users\Admin\AppData\Local\Temp\1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe
  "C:\Users\Admin\AppData\Local\Temp\1e39573e30db15aab15b100bbba2fddf828415d89212483aa51c0cf1504470d0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2544
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4964
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 300
      4⤵
      Program crash
      PID:2952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 1000
    3⤵
    - Program crash
    PID:2980

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4964 -ip 4964
1⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2544 -ip 2544
1⤵
PID:424

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/2544-17-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/2544-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2544-3-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/2544-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2544-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2544-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2544-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2544-23-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/2544-20-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/2544-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2544-1-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/2656-18-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2656-24-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/3476-16-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/3476-10-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/3476-9-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download

Analysis

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