xtremerat | 1e8609d68cfcad35fceb9c6f89c3011e3e9dcf656fd0cd9a0c91f4e34cb4d191

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 23:08

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General

Target

JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
Size

676KB
MD5

30fbf2d8457fa8f6c5aaf4ca1638de67
SHA1

6a867662c1866363a6684dae79405eec4689e3bb
SHA256

1e8609d68cfcad35fceb9c6f89c3011e3e9dcf656fd0cd9a0c91f4e34cb4d191
SHA512

cfbc6ba7daa8b433b4905eec57d257ea7b6db5519ec337aab634e2f2b2f3cf39478b92bb97543dadbf67326bbbf2a8da5eac33ed98fc12339715f9ed1f2c60b2
SSDEEP

12288:VkymRGy8IPcPqeFDJBXTu6IgKKM4RVzYKj86sRk9n:miyUCMDzTupRgpYOak9n

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

cescmouad.zapto.org

Signatures

Detect XtremeRAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/1140-68-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/1140-69-0x0000000010000000-0x000000001004D000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 116 set thread context of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1140-64-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1140-65-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1140-68-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/1140-69-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
File created	C:\Windows\	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe

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 2 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	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82
PID 116 wrote to memory of 1140	116	JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:116
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_30fbf2d8457fa8f6c5aaf4ca1638de67.exe"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:1140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/116-0-0x0000000000400000-0x00000000005E6000-memory.dmp

Filesize
1.9MB

Download
memory/116-2-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-1-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-56-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-55-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-54-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-53-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-52-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-51-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-50-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-49-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-48-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-47-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-46-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-45-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-44-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-43-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-42-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-41-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-40-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-39-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-38-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-37-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-36-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-35-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-34-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-33-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-32-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-31-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-30-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-29-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-28-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-27-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-26-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-25-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-24-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-23-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-22-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-21-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-20-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-19-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-18-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-17-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-16-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-15-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-14-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-13-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-12-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-11-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-10-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-9-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-8-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-7-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-6-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-5-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-4-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-3-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-60-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-59-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-58-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/116-57-0x0000000002550000-0x0000000002551000-memory.dmp

Filesize
4KB

Download
memory/116-61-0x0000000002540000-0x0000000002541000-memory.dmp

Filesize
4KB

Download
memory/116-66-0x0000000000400000-0x00000000005E6000-memory.dmp

Filesize
1.9MB

Download
memory/116-67-0x0000000000400000-0x00000000005E6000-memory.dmp

Filesize
1.9MB

Download
memory/1140-64-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1140-65-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1140-68-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/1140-69-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download