xtremerat | 84235fbb878ec80263caddba89619cc7349f1b479bf6c5f49d35e37f9b49f1a1

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 00:38

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General

Target

df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
Size

198KB
MD5

df2f1bb69ba0fd2b3e803dd867167121
SHA1

05bcb05a04a1c9f12bab7ec1d3fa948818382984
SHA256

84235fbb878ec80263caddba89619cc7349f1b479bf6c5f49d35e37f9b49f1a1
SHA512

292e1b58c03e775a3d1fc87dee7fb68d352015c591b03e34fe082e9c8304f2acbdd9d3e02d33bfbd6a741afabba506c96d9f9008668f679659477fb3ebdd1dd0
SSDEEP

6144:ZKtVKQQn+aCyIK3ccnMxjlU0gYJ1ztm/E:ZKfKFW1K3DnsfRJ9

Score

10^/10

xtremerat bootkit discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

franco1.no-ip.org

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/2760-61-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2812-64-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat
Xtremerat family
xtremerat

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	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2520 set thread context of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2760-60-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2760-58-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2760-61-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2812-64-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2520 wrote to memory of 2760	2520	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	30
PID 2760 wrote to memory of 2812	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2812	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2812	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2812	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	31
PID 2760 wrote to memory of 2812	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	31
PID 2760 wrote to memory of 484	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	32
PID 2760 wrote to memory of 484	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	32
PID 2760 wrote to memory of 484	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	32
PID 2760 wrote to memory of 484	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	32
PID 2760 wrote to memory of 484	2760	df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Users\Admin\AppData\Local\Temp\df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\df2f1bb69ba0fd2b3e803dd867167121_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2812
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2520-45-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

Download
memory/2520-44-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2520-55-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2520-57-0x00000000007A0000-0x00000000007A1000-memory.dmp

Filesize
4KB

Download
memory/2520-56-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download
memory/2520-54-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-53-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2520-52-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2520-51-0x0000000000330000-0x0000000000331000-memory.dmp

Filesize
4KB

Download
memory/2520-50-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2520-49-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2520-48-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-43-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2520-42-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2520-41-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2520-40-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2520-39-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2520-38-0x0000000000380000-0x0000000000381000-memory.dmp

Filesize
4KB

Download
memory/2520-37-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2520-36-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-35-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-34-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-33-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-32-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-31-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2520-30-0x00000000003E0000-0x00000000003E1000-memory.dmp

Filesize
4KB

Download
memory/2520-29-0x0000000000390000-0x0000000000392000-memory.dmp

Filesize
8KB

Download
memory/2520-28-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-27-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-26-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-25-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-24-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-23-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-22-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-21-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-20-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-19-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-18-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-17-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-16-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-15-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-14-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-13-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-12-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-11-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-10-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-9-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-8-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-7-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-6-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-4-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-5-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-3-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-2-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-1-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-0-0x0000000000390000-0x0000000000391000-memory.dmp

Filesize
4KB

Download
memory/2520-59-0x0000000000400000-0x0000000000472029-memory.dmp

Filesize
456KB

Download
memory/2760-60-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2760-58-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2760-61-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2812-64-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2812-62-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads