4bb259be3647a92168a7808fa08357bdce1401357f5c9f7a311ba3784b75cca3

General

Target

71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
Size

121KB
MD5

71f661fad1f8887b0564d08c3ae107e4
SHA1

31157b2973e83e782cc73bbbb7892ce02272fd51
SHA256

4bb259be3647a92168a7808fa08357bdce1401357f5c9f7a311ba3784b75cca3
SHA512

8568f75cfad4ddc604bf10d6ce66c6ca5d152c3b22f4f50807e3db48be70bebf6b563bb86d58b44261c21305781726c7ecd6557c3f3105bc51b18cdf9801d77d
SSDEEP

1536:b1hB4DPk5+KtSjH0aHl0+GPtA+LjJaAqV6gaLddcC0KXobJWNBFDfT4Tqe0s0y:IKtSrlRGFAGj8tapdcC0KEGpiOc

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4812	netprotocol.exe
3680	netprotocol.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Netprotocol = "C:\\Users\\Admin\\AppData\\Roaming\\netprotocol.exe"	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4184 set thread context of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 4812 set thread context of 3680	4812	netprotocol.exe	89

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4132	4184	WerFault.exe	83
944	4812	WerFault.exe	86

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	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netprotocol.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4184 wrote to memory of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 4184 wrote to memory of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 4184 wrote to memory of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 4184 wrote to memory of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 4184 wrote to memory of 1604	4184	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	84
PID 1604 wrote to memory of 4812	1604	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	86
PID 1604 wrote to memory of 4812	1604	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	86
PID 1604 wrote to memory of 4812	1604	71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe	86
PID 4812 wrote to memory of 3680	4812	netprotocol.exe	89
PID 4812 wrote to memory of 3680	4812	netprotocol.exe	89
PID 4812 wrote to memory of 3680	4812	netprotocol.exe	89
PID 4812 wrote to memory of 3680	4812	netprotocol.exe	89
PID 4812 wrote to memory of 3680	4812	netprotocol.exe	89

C:\Users\Admin\AppData\Local\Temp\71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Users\Admin\AppData\Local\Temp\71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\71f661fad1f8887b0564d08c3ae107e4_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1604
- - C:\Users\Admin\AppData\Roaming\netprotocol.exe
    C:\Users\Admin\AppData\Roaming\netprotocol.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4812
  - - C:\Users\Admin\AppData\Roaming\netprotocol.exe
      C:\Users\Admin\AppData\Roaming\netprotocol.exe
      4⤵
      Executes dropped EXE
      PID:3680
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 280
      4⤵
      Program crash
      PID:944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 292
  2⤵
  - Program crash
  PID:4132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4184 -ip 4184
1⤵
PID:3020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4812 -ip 4812
1⤵
PID:4400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\netprotocol.exe

Filesize
121KB

MD5
de5adf848b346164af1db57bed190edd

SHA1
e3d39bffa19b6b5a28e904943a12012ef3984418

SHA256
c167db8ff9ae2895e5357d072ac219e6afa75ab5be67fb1099860f832cde86c5

SHA512
859c16365b18fb89a42fb9c99bbe5b56ab3ef4d7caa871a0f1a87692d7e707548744ffe7d4ca3190fa007f873430851393dc05a3bbfadaa88711e3d7f4e94f85

Download Submit
memory/1604-1-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1604-2-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1604-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1604-4-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1604-12-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3680-10-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3680-11-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/3680-13-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads