85d43ce3ba934c9a4818aa37a4bebff44edfb38bb2734be7c37602c2a9549a05

Analysis

max time kernel
30s
max time network
17s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-04-2024 06:29

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General

Target

fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe
Size

189KB
MD5

fc2334111341bf7c5347e9e2e4853c7e
SHA1

549bf2da5cfcc941814419ed8a002892894047c7
SHA256

85d43ce3ba934c9a4818aa37a4bebff44edfb38bb2734be7c37602c2a9549a05
SHA512

87ad69debc744a1784c20e2287b764081f58310c65ac526846bec03b12452827bdec403d60f7e0ab0da612d5ff51ef283d98eff55c7db51d488c5a030a9f6b87
SSDEEP

3072:uxY0L1y5PvZZPa5g0hyy9kn7tYI0Y8lpczCgTZSS7r/1pTUyE+x:wYgCvZmfs7CIUlpcugl77r/rUd

Score

6^/10

bootkit 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

Processes:

fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

description ioc process

File opened for modification \??\physicaldrive0 fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

pid process

2868 fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

description pid process

Token: SeShutdownPrivilege 2868 fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\physicaldrive0	fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

pid	process
2868	fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

description	pid	process
Token: SeShutdownPrivilege	2868	fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fc2334111341bf7c5347e9e2e4853c7e_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:2868

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2868-0-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2868-1-0x0000000000220000-0x0000000000265000-memory.dmp

Filesize
276KB

Download
memory/2868-2-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2868-3-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download