15bc9efd4712fbdd2175c9af54f616b0663f92a69ff75382d0d6260a6424837c

General

Target

3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe
Size

435KB
MD5

3d25b016095377841097e162e11bc5ab
SHA1

86176f7e3f6e970a509d5b14de97ded34f0296da
SHA256

15bc9efd4712fbdd2175c9af54f616b0663f92a69ff75382d0d6260a6424837c
SHA512

a44873358be9974622ab22eb65c09af8bfffbcba6807457f2544419911f3bcbc2c2999bea289123f8ac5ff3561162e2caf7852bd1663bc2c79d321f8eac632cf
SSDEEP

12288:2n18DciPpxU7a9Gl4OvgJNWGgBfaTGuo5A4u9Y0qxPC0:2ODHPp67+W4OvgOG/xo5AMXP

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5084	notepad.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Nero Check = "C:\\Program Files (x86)\\Arquivos comuns\\InstallShield\\Nero\\nerocheck.exe"	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 540 set thread context of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Arquivos comuns\InstallShield\Nero\	notepad.exe
File opened for modification	C:\Program Files (x86)\Arquivos comuns\InstallShield\Nero\nerocheck.exe	notepad.exe
File opened for modification	C:\Program Files (x86)\Arquivos comuns\InstallShield\Nero\	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Arquivos comuns\InstallShield\Nero\nerocheck.exe	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe
File created	C:\Program Files (x86)\Arquivos comuns\InstallShield\Nero\011a	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Media\011\	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe
File opened for modification	C:\Windows\Media\011\	notepad.exe
File created	C:\Windows\Media\NewIcon.ico	notepad.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1844	540	WerFault.exe	82
4012	5084	WerFault.exe	89

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5084	notepad.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89
PID 540 wrote to memory of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89
PID 540 wrote to memory of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89
PID 540 wrote to memory of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89
PID 540 wrote to memory of 5084	540	3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3d25b016095377841097e162e11bc5ab_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 540 -s 384
  2⤵
  - Program crash
  PID:1844
- C:\windows\SysWOW64\notepad.exe
  C:\windows\system32\notepad.exe
  2⤵
  - Deletes itself
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - Suspicious behavior: GetForegroundWindowSpam
  PID:5084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 360
    3⤵
    - Program crash
    PID:4012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 540 -ip 540
1⤵
PID:5068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5084 -ip 5084
1⤵
PID:2300

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/540-16-0x00000000007E0000-0x0000000000827000-memory.dmp

Filesize
284KB

Download
memory/540-2-0x00000000007E0000-0x0000000000827000-memory.dmp

Filesize
284KB

Download
memory/540-3-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/540-6-0x00000000028A0000-0x00000000028A1000-memory.dmp

Filesize
4KB

Download
memory/540-5-0x0000000002E60000-0x0000000002ED8000-memory.dmp

Filesize
480KB

Download
memory/540-4-0x0000000002350000-0x000000000235D000-memory.dmp

Filesize
52KB

Download
memory/540-0-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/540-15-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-12-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-26-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-11-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-10-0x0000000000DB0000-0x0000000000DB1000-memory.dmp

Filesize
4KB

Download
memory/5084-9-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-17-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-18-0x0000000002CC0000-0x0000000002CCD000-memory.dmp

Filesize
52KB

Download
memory/5084-19-0x00000000038B0000-0x0000000003928000-memory.dmp

Filesize
480KB

Download
memory/5084-24-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-13-0x00000000011C0000-0x0000000001207000-memory.dmp

Filesize
284KB

Download
memory/5084-25-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-27-0x00000000033F0000-0x00000000033F1000-memory.dmp

Filesize
4KB

Download
memory/5084-22-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-23-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-21-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-20-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-28-0x0000000000400000-0x0000000000504000-memory.dmp

Filesize
1.0MB

Download
memory/5084-29-0x00000000011C0000-0x0000000001207000-memory.dmp

Filesize
284KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads