e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717

General

Target

e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe
Size

610KB
MD5

492d5495d6b9b56b3e715bb469153efc
SHA1

ff815804fe9345147ecaeb7c968c8322c4595c04
SHA256

e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717
SHA512

834bd4557eda05b198fb951df5d39d1013d4dcd388ec484b893f671b4bc5543542c9c5daede2f4330d79e3548b45288c5c2610c56d188f9421bb38f89a8592c9
SSDEEP

12288:TATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:xT+KjUdQqboyyWoK1NGqzuhb

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
412	3304	WerFault.exe	93
760	3968	WerFault.exe	81

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	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.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
3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe
3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3564	Explorer.EXE
Token: SeCreatePagefilePrivilege	3564	Explorer.EXE
Token: SeShutdownPrivilege	3564	Explorer.EXE
Token: SeCreatePagefilePrivilege	3564	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3304	winver.exe
3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 3304	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	93
PID 3968 wrote to memory of 3304	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	93
PID 3968 wrote to memory of 3304	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	93
PID 3968 wrote to memory of 3304	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	93
PID 3304 wrote to memory of 3564	3304	winver.exe	56
PID 3968 wrote to memory of 3564	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	56
PID 3968 wrote to memory of 2448	3968	e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2448

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3564
- C:\Users\Admin\AppData\Local\Temp\e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe
  "C:\Users\Admin\AppData\Local\Temp\e39848988f1b3ca140b5fe5dc37b9b5c988162a3231efe7820b4104124bff717.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3968
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3304
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 300
      4⤵
      Program crash
      PID:412
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 1000
    3⤵
    - Program crash
    PID:760

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3304 -ip 3304
1⤵
PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3968 -ip 3968
1⤵
PID:3856

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/2448-29-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2448-23-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/3564-14-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/3564-20-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/3564-15-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/3968-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/3968-8-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-9-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-10-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-11-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-12-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3968-4-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/3968-19-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/3968-3-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3968-24-0x0000000005AE0000-0x00000000064E0000-memory.dmp

Filesize
10.0MB

Download
memory/3968-28-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/3968-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download

Analysis

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