6f8978e9e9dfbabd48136fa088d5d4aec70365714a023f600469a8019dd99c2d

General

Target

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
Size

3.2MB
MD5

fbc208d4a525f449c25074b21a1784b6
SHA1

128dfd563f281370b3f34ac15de96875bf47c148
SHA256

6f8978e9e9dfbabd48136fa088d5d4aec70365714a023f600469a8019dd99c2d
SHA512

ebbc3ba7a4d5297f92ef3452259dde760dce6092dd2183af5a4c8f78a0e1f99334d61bcbb9957914aaa41daac8a0af775300fcb56073fb6eac9ee81cc0286738
SSDEEP

49152:taj0As03hf/c40nIFkR9hv5ZDLg45V9gVfW7dvdryINFQY/kxrJEIpEHmkeY:20URJ0nIFkD/ZZ32AvELukxN/EG

Score

9^/10

bootkit discovery evasion persistence upx

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1904-0-0x0000000013140000-0x0000000013782000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description	ioc	process
File opened (read-only)	\??\Y:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\E:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\G:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\I:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\M:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\O:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\P:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\R:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\K:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\Q:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\V:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\W:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\H:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\J:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\L:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\U:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\X:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\Z:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\N:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\S:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
File opened (read-only)	\??\T:	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

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

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2504 1904 WerFault.exe fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

pid process

1904 fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

pid	pid_target	process	target process
2504	1904	WerFault.exe	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

pid	process
1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description	pid	process
Token: SeLoadDriverPrivilege	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe

description	pid	process	target process
PID 1904 wrote to memory of 3032	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	cmd.exe
PID 1904 wrote to memory of 3032	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	cmd.exe
PID 1904 wrote to memory of 3032	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	cmd.exe
PID 1904 wrote to memory of 3032	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	cmd.exe
PID 1904 wrote to memory of 2504	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	WerFault.exe
PID 1904 wrote to memory of 2504	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	WerFault.exe
PID 1904 wrote to memory of 2504	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	WerFault.exe
PID 1904 wrote to memory of 2504	1904	fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fbc208d4a525f449c25074b21a1784b6_JaffaCakes118.exe"
1⤵
- Enumerates VirtualBox registry keys
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1904

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\del.bat"
2⤵
PID:3032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1904 -s 336
2⤵
- Program crash
PID:2504

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Software Discovery

1

T1518

Query Registry

3

T1012

Virtualization/Sandbox Evasion

1

T1497

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\del.bat
Filesize
183B

MD5
a1d11b4700714f26ea2a338c26be20de

SHA1
8ac14d0d3f47389cae1addce95b358f6826ccdad

SHA256
267d79b7bdd952ae02541837189d06e41757ab56b26900d3634ccf8bf739ba6f

SHA512
6f085c9f06dc236711a2a7e36accda433b61e2ea444581ac6241e1c7ecce0637906279b65bbb9f3481afaab4a667692701e553ec957eaafe30d7e662f67984ca

Download Submit
memory/1904-0-0x0000000013140000-0x0000000013782000-memory.dmp

Filesize
6.3MB

Download
memory/1904-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1904-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1904-3-0x0000000013140000-0x0000000013782000-memory.dmp

Filesize
6.3MB

Download
memory/1904-4-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1904-7-0x0000000013140000-0x0000000013782000-memory.dmp

Filesize
6.3MB

Download
memory/1904-9-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads