3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000e

General

Target

3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe
Size

237KB
MD5

4f17fa93bb077f7ba94b59e2f214d5d0
SHA1

a592f01f8db20298d9dc9bb34dd2cc1a868d7433
SHA256

3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000e
SHA512

f06f5bd59ea3ed773c721ec4e63cd8a19a36a9be4831bff11eb86774bef60ac731ce6d2b66369ab682508d27b8cb992242ae952f191fe88091eea676c05e8bd6
SSDEEP

6144:1A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:1ATuTAnKGwUAWVycQqgr

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
4816	3508	WerFault.exe	93
2416	3292	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	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.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
3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe
3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3508	winver.exe
3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 3508	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	93
PID 3292 wrote to memory of 3508	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	93
PID 3292 wrote to memory of 3508	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	93
PID 3292 wrote to memory of 3508	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	93
PID 3508 wrote to memory of 3488	3508	winver.exe	56
PID 3292 wrote to memory of 3488	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	56
PID 3292 wrote to memory of 2520	3292	3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2520

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
- C:\Users\Admin\AppData\Local\Temp\3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe
  "C:\Users\Admin\AppData\Local\Temp\3578d0ef50e53848b45330145c00005713cd7e2291fb6753cad40f80c55d000eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3292
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3508
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 300
      4⤵
      Program crash
      PID:4816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3292 -s 988
    3⤵
    - Program crash
    PID:2416

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3508 -ip 3508
1⤵
PID:2812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3292 -ip 3292
1⤵
PID:620

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/2520-16-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2520-22-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/3292-14-0x0000000005B90000-0x0000000006590000-memory.dmp

Filesize
10.0MB

Download
memory/3292-4-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/3292-5-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/3292-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3292-1-0x0000000004640000-0x0000000004C98000-memory.dmp

Filesize
6.3MB

Download
memory/3292-3-0x0000000004640000-0x0000000004C98000-memory.dmp

Filesize
6.3MB

Download
memory/3292-17-0x0000000005B90000-0x0000000006590000-memory.dmp

Filesize
10.0MB

Download
memory/3292-21-0x0000000004640000-0x0000000004C98000-memory.dmp

Filesize
6.3MB

Download
memory/3292-2-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/3488-7-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3488-8-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3488-13-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download

Analysis

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