c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620c

General

Target

c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
Size

610KB
MD5

062a591b28dd7936345ecc48dd415e20
SHA1

c353787588a27974cae324baf0f638001fcc978e
SHA256

c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620c
SHA512

4596e416e9ab38584e88507c594893622f9c6cbb2d511b5814e5ce9be4fef146ed9fd244885fa6a2823accbc76b0caef9bd25385f3bc855d93b0fbcd6c17e84f
SSDEEP

12288:pATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:rT+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
3388	4864	WerFault.exe	107
3540	392	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	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.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
392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4864	winver.exe
392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 4864	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	107
PID 392 wrote to memory of 4864	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	107
PID 392 wrote to memory of 4864	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	107
PID 392 wrote to memory of 4864	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	107
PID 4864 wrote to memory of 3444	4864	winver.exe	56
PID 392 wrote to memory of 3444	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	56
PID 392 wrote to memory of 2608	392	c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2608

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3444
- C:\Users\Admin\AppData\Local\Temp\c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe
  "C:\Users\Admin\AppData\Local\Temp\c2480d50e7de7f652e14ab7fa92db97dab013b150370d6a2b4148b344d81620cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:392
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4864
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 300
      4⤵
      Program crash
      PID:3388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 888
    3⤵
    - Program crash
    PID:3540

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4864 -ip 4864
1⤵
PID:1080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 392 -ip 392
1⤵
PID:3384

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/392-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/392-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/392-3-0x0000000004530000-0x0000000004B88000-memory.dmp

Filesize
6.3MB

Download
memory/392-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/392-1-0x0000000004530000-0x0000000004B88000-memory.dmp

Filesize
6.3MB

Download
memory/392-11-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/392-16-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/392-20-0x0000000004530000-0x0000000004B88000-memory.dmp

Filesize
6.3MB

Download
memory/2608-15-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2608-21-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3444-6-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/3444-7-0x0000000000710000-0x0000000000716000-memory.dmp

Filesize
24KB

Download
memory/3444-12-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download

Analysis

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