dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d

General

Target

dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe
Size

237KB
MD5

e0617b93f77542ffa4ec38181c7f5160
SHA1

9d7597fa7cd0ae399dc51356d836c8fb301160fb
SHA256

dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d
SHA512

2e7b01e593db7887a07af1eaff058305e866ca4c59d9e754063c2862dd3695af65a91319b8f32a4eef59d58a9bee4b0c566df3fcb206d2b3e65b19a045af937b
SSDEEP

6144:NA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:NATuTAnKGwUAWVycQqgD

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
400	3384	WerFault.exe	93
1996	684	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	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.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
684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe
684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3568	Explorer.EXE
Token: SeCreatePagefilePrivilege	3568	Explorer.EXE
Token: SeShutdownPrivilege	3568	Explorer.EXE
Token: SeCreatePagefilePrivilege	3568	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3384	winver.exe
684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 3384	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	93
PID 684 wrote to memory of 3384	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	93
PID 684 wrote to memory of 3384	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	93
PID 684 wrote to memory of 3384	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	93
PID 3384 wrote to memory of 3568	3384	winver.exe	56
PID 684 wrote to memory of 3568	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	56
PID 684 wrote to memory of 2556	684	dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3568
- C:\Users\Admin\AppData\Local\Temp\dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe
  "C:\Users\Admin\AppData\Local\Temp\dcc5d0c9c2f599beb484978d679a31794c44b611b7ba6586ebf5357f9d9c7a4d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:684
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3384
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 300
      4⤵
      Program crash
      PID:400
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 684 -s 964
    3⤵
    - Program crash
    PID:1996

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3384 -ip 3384
1⤵
PID:1636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 684 -ip 684
1⤵
PID:4828

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/684-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/684-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/684-3-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/684-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/684-1-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/684-11-0x0000000005AF0000-0x00000000064F0000-memory.dmp

Filesize
10.0MB

Download
memory/684-17-0x0000000005AF0000-0x00000000064F0000-memory.dmp

Filesize
10.0MB

Download
memory/684-20-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/2556-15-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/2556-21-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/3568-7-0x0000000000E60000-0x0000000000E66000-memory.dmp

Filesize
24KB

Download
memory/3568-6-0x0000000000E60000-0x0000000000E66000-memory.dmp

Filesize
24KB

Download
memory/3568-12-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

Download

Analysis

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