e623162e221ecec4abae9af6e4ed255dff2e4a065d2e55b8511e231e44a44d33

General

Target

572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
Size

367KB
MD5

572c75f432ddf21d08678ba513aeb116
SHA1

82fdb0646a3c5a21a56ef25c9a529090c46ad45c
SHA256

e623162e221ecec4abae9af6e4ed255dff2e4a065d2e55b8511e231e44a44d33
SHA512

34423c93d08f1724de5c57ab516d3eeb79c2e694fb91b7cece18cd33f4c710f4e0bd37eb99c2d70441c9252ef417a15e206b23f47f05562d2a85d90400f542b2
SSDEEP

6144:E0evR/Rkt0J7NXyJUeRwITb4i/oDrI/z/geVLNt6SvJqb:E0qmt0J7YJrHoKzjVLNvvJqb

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4444	cvshost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\cvshost.exe	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
File opened for modification	C:\Windows\cvshost.exe	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
File created	C:\Windows\DELME.BAT	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2180	1968	WerFault.exe	83
4384	4444	WerFault.exe	90

System Location Discovery: System Language Discovery 1 TTPs 3 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	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvshost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	cvshost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	cvshost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	cvshost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	cvshost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	cvshost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
Token: SeDebugPrivilege	4444	cvshost.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4444	cvshost.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 2912	1968	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe	97
PID 1968 wrote to memory of 2912	1968	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe	97
PID 1968 wrote to memory of 2912	1968	572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe	97

C:\Users\Admin\AppData\Local\Temp\572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\572c75f432ddf21d08678ba513aeb116_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1968 -s 288
  2⤵
  - Program crash
  PID:2180
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\DELME.BAT
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1968 -ip 1968
1⤵
PID:5032

C:\Windows\cvshost.exe
C:\Windows\cvshost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4444
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4444 -s 280
  2⤵
  - Program crash
  PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4444 -ip 4444
1⤵
PID:3216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\DELME.BAT

Filesize
218B

MD5
498983be5aacc17672b90490dda044b1

SHA1
b442b1aa62fab4b3123e8b203e3f1cb764aaab98

SHA256
c9ed1146a5d72569313a91a969e2ba63b8501322b6e3138447467ff0f00d712b

SHA512
d3f72c29739b13ec45f46d68d08ba2f1ce7310df71846150a79fd0c5320d8b891a90f3e2671a815855bde53dda91952d12f560d502ef140927bf2575668cc9db

Download Submit
C:\Windows\cvshost.exe

Filesize
367KB

MD5
572c75f432ddf21d08678ba513aeb116

SHA1
82fdb0646a3c5a21a56ef25c9a529090c46ad45c

SHA256
e623162e221ecec4abae9af6e4ed255dff2e4a065d2e55b8511e231e44a44d33

SHA512
34423c93d08f1724de5c57ab516d3eeb79c2e694fb91b7cece18cd33f4c710f4e0bd37eb99c2d70441c9252ef417a15e206b23f47f05562d2a85d90400f542b2

Download Submit
memory/1968-0-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1968-1-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/1968-2-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/1968-12-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/4444-7-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/4444-8-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/4444-9-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download
memory/4444-14-0x0000000000400000-0x00000000004CA93A-memory.dmp

Filesize
810KB

Download

Analysis

Sharing