12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382

General

Target

12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe
Size

610KB
MD5

e47eabb28ef94e36bb9a1891377cf990
SHA1

790e07a16c9320ee0f1983d998eb5058af51bd96
SHA256

12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382
SHA512

e0a7e33d52c9f4b52b7964c7ec415eef7638d926f23bbb646bc5cfcad9c3ae494f1987d4e0162e2b98e93ce57dacb49e590a85049d7a48f15fa056e82fab71ba
SSDEEP

12288:mATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:4T+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
3204	5028	WerFault.exe	101
2728	1668	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	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.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
1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe
1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5028	winver.exe
1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 5028	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	101
PID 1668 wrote to memory of 5028	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	101
PID 1668 wrote to memory of 5028	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	101
PID 1668 wrote to memory of 5028	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	101
PID 5028 wrote to memory of 3460	5028	winver.exe	56
PID 1668 wrote to memory of 3460	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	56
PID 1668 wrote to memory of 2884	1668	12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2884

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3460
- C:\Users\Admin\AppData\Local\Temp\12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe
  "C:\Users\Admin\AppData\Local\Temp\12f6f96fbe2f67a220d2d838fa356ef6cadfcc0f99f943ccf1db4c2564ddb382N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1668
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5028
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 300
      4⤵
      Program crash
      PID:3204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 856
    3⤵
    - Program crash
    PID:2728

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5028 -ip 5028
1⤵
PID:3172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1668 -ip 1668
1⤵
PID:2040

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/1668-19-0x0000000005B90000-0x0000000006590000-memory.dmp

Filesize
10.0MB

Download
memory/1668-2-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/1668-3-0x0000000004780000-0x0000000004DD8000-memory.dmp

Filesize
6.3MB

Download
memory/1668-4-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/1668-5-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/1668-6-0x00000000045F0000-0x00000000045F1000-memory.dmp

Filesize
4KB

Download
memory/1668-1-0x0000000004780000-0x0000000004DD8000-memory.dmp

Filesize
6.3MB

Download
memory/1668-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1668-22-0x0000000004780000-0x0000000004DD8000-memory.dmp

Filesize
6.3MB

Download
memory/1668-14-0x0000000005B90000-0x0000000006590000-memory.dmp

Filesize
10.0MB

Download
memory/2884-23-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2884-17-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/3460-8-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/3460-15-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/3460-9-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download

Analysis

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