e9b79a60f3a5d277e034227648baa8a0e7211919f0563c4b6f5951dbb3d1c0f3

General

Target

da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
Size

252KB
MD5

da6f2a9f953173794446b843129f0d38
SHA1

6f9077ad5c2515cddb41a92c2bf3d249e7105c51
SHA256

e9b79a60f3a5d277e034227648baa8a0e7211919f0563c4b6f5951dbb3d1c0f3
SHA512

d3c6edd5ad1bc718926c1fd79951cf9bc3410292f17cc9430d4135b84a256549ede87947735a7abbe54cf6f86c71b58cfed61c74b8eda49c08ebd139c2fa730f
SSDEEP

6144:VlzknoBcRzrWsJywvP6bQ7yMP+DE827OaFSEpAC:nAnZRzJT6b7MP+Dd2iafpAC

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\inf\ram32xp.dll	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
File created	C:\Windows\inf\ram65xp.dll	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe

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	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2080	AcroRd32.exe
2080	AcroRd32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 1732 wrote to memory of 2196	1732	da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe	30
PID 2160 wrote to memory of 2080	2160	explorer.exe	32
PID 2160 wrote to memory of 2080	2160	explorer.exe	32
PID 2160 wrote to memory of 2080	2160	explorer.exe	32
PID 2160 wrote to memory of 2080	2160	explorer.exe	32

C:\Users\Admin\AppData\Local\Temp\da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\da6f2a9f953173794446b843129f0d38_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Windows\SysWOW64\explorer.exe
  explorer.exe "c:\FINAL_TBF2.pdf"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2196

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
  "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\FINAL_TBF2.pdf"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:2080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

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:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
e41db61a4bef850aa533c11f4899fda6

SHA1
df55da819f00e62a2cad3ac858b5ab6ec6d78890

SHA256
73ed4ade7792295d48e995312032f388fe486cacdf9d116fac6a56ccda4fa29d

SHA512
0a88cbfe995ff045aaf5a91beb851ee1f0d4ce3022a2c2214f30aa0de7c6f7cce03f0e5ceca683f4b61ff42279181f45731fd846fc2179145cca071c2b072af4

Download Submit
memory/1732-0-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/1732-3-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/1732-2-0x0000000000459000-0x000000000045A000-memory.dmp

Filesize
4KB

Download
memory/1732-1-0x0000000000370000-0x00000000003EA000-memory.dmp

Filesize
488KB

Download
memory/1732-4-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/1732-6-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads