653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9

General

Target

653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe
Size

225KB
MD5

57e62fcb7edbf5e5b6f29688a2a1a4b3
SHA1

5311349a5c12991b1693221f5555a834a79e5f87
SHA256

653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9
SHA512

0b494ba39e7dff6e697491b369837f0a471a2322c4f1d5c8522205c14aab5baa81a5773146f1e19e0774cb4d03288fe93e67518049e47dc92282157209fd6db8
SSDEEP

6144:VA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:VATuTAnKGwUAW3ycQqgX

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
2524	2580	WerFault.exe	110
1660	4500	WerFault.exe	84

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	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.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
4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe
4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2580	winver.exe
4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3436	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 2580	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	110
PID 4500 wrote to memory of 2580	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	110
PID 4500 wrote to memory of 2580	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	110
PID 4500 wrote to memory of 2580	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	110
PID 2580 wrote to memory of 3436	2580	winver.exe	56
PID 4500 wrote to memory of 3436	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	56
PID 4500 wrote to memory of 2840	4500	653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2840

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3436
- C:\Users\Admin\AppData\Local\Temp\653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe
  "C:\Users\Admin\AppData\Local\Temp\653e9794b2c4f99bc554d6b16c6b2aa52a72e192a47cbf94adaee147d921dff9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4500
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2580
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 300
      4⤵
      Program crash
      PID:2524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4500 -s 960
    3⤵
    - Program crash
    PID:1660

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 2580 -ip 2580
1⤵
PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4500 -ip 4500
1⤵
PID:5032

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/2840-14-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/2840-20-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/3436-5-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x0000000000C80000-0x0000000000C86000-memory.dmp

Filesize
24KB

Download
memory/3436-12-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/4500-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/4500-2-0x00000000024D0000-0x00000000024D1000-memory.dmp

Filesize
4KB

Download
memory/4500-3-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download
memory/4500-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4500-11-0x00000000057E0000-0x00000000061E0000-memory.dmp

Filesize
10.0MB

Download
memory/4500-15-0x00000000057E0000-0x00000000061E0000-memory.dmp

Filesize
10.0MB

Download
memory/4500-19-0x00000000045D0000-0x0000000004C28000-memory.dmp

Filesize
6.3MB

Download

Analysis

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