xtremerat | b25111afe74845bb2ee49b59e72b15029d87764e32cbcb83065d24c56794ea71

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 09:08

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General

Target

156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
Size

198KB
MD5

156f0c14b41c8d2924b4649567f43b3a
SHA1

026df5fccde95937a4299b04f015d83c4ded7682
SHA256

b25111afe74845bb2ee49b59e72b15029d87764e32cbcb83065d24c56794ea71
SHA512

7c67a76be959e4a44cd87bff043fba68df4f403864436c047cce28c8159d82c9051c0efe23fee688133ce56d8302b41c3140fc7d7ce6ba53d4c3cf7d15041b95
SSDEEP

6144:ZKtVKQQn+aCyIK3ccnMxjlU0gYJ1z6m/A:ZKfKFW1K3DnsfRJg

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

franco1.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4940-37-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3192-39-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3192-40-0x0000000010000000-0x000000001004D000-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

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4940-35-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4940-36-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4940-37-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3192-39-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3192-40-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4984 set thread context of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4932	3192	WerFault.exe	84
2904	3192	WerFault.exe	84

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4984 wrote to memory of 4940	4984	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	83
PID 4940 wrote to memory of 3192	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	84
PID 4940 wrote to memory of 3192	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	84
PID 4940 wrote to memory of 3192	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	84
PID 4940 wrote to memory of 3192	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	84
PID 4940 wrote to memory of 4768	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	85
PID 4940 wrote to memory of 4768	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	85
PID 4940 wrote to memory of 4768	4940	156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Users\Admin\AppData\Local\Temp\156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\156f0c14b41c8d2924b4649567f43b3a_JaffaCakes118.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4940
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    PID:3192
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 352
      4⤵
      Program crash
      PID:4932
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 504
      4⤵
      Program crash
      PID:2904
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3192 -ip 3192
1⤵
PID:2612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3192 -ip 3192
1⤵
PID:2060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3192-40-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3192-39-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4940-35-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4940-37-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4940-36-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4984-7-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-2-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-10-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-24-0x0000000002B00000-0x0000000002B01000-memory.dmp

Filesize
4KB

Download
memory/4984-23-0x0000000003600000-0x0000000003601000-memory.dmp

Filesize
4KB

Download
memory/4984-22-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/4984-21-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/4984-20-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

Filesize
4KB

Download
memory/4984-19-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

Filesize
4KB

Download
memory/4984-18-0x0000000003630000-0x0000000003631000-memory.dmp

Filesize
4KB

Download
memory/4984-9-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-17-0x0000000003630000-0x0000000003631000-memory.dmp

Filesize
4KB

Download
memory/4984-8-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-3-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-6-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-5-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-4-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-11-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-1-0x0000000003630000-0x0000000003631000-memory.dmp

Filesize
4KB

Download
memory/4984-28-0x0000000003660000-0x0000000003661000-memory.dmp

Filesize
4KB

Download
memory/4984-34-0x00000000037C0000-0x00000000037C1000-memory.dmp

Filesize
4KB

Download
memory/4984-33-0x0000000003690000-0x0000000003691000-memory.dmp

Filesize
4KB

Download
memory/4984-32-0x00000000036A0000-0x00000000036A1000-memory.dmp

Filesize
4KB

Download
memory/4984-31-0x0000000003670000-0x0000000003671000-memory.dmp

Filesize
4KB

Download
memory/4984-30-0x0000000003680000-0x0000000003681000-memory.dmp

Filesize
4KB

Download
memory/4984-29-0x0000000003650000-0x0000000003651000-memory.dmp

Filesize
4KB

Download
memory/4984-27-0x0000000003630000-0x0000000003631000-memory.dmp

Filesize
4KB

Download
memory/4984-26-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-12-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-13-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-14-0x0000000003640000-0x0000000003641000-memory.dmp

Filesize
4KB

Download
memory/4984-38-0x0000000000400000-0x0000000000472029-memory.dmp

Filesize
456KB

Download
memory/4984-15-0x0000000002CC0000-0x0000000002CC1000-memory.dmp

Filesize
4KB

Download
memory/4984-0-0x0000000002CD0000-0x0000000002CD2000-memory.dmp

Filesize
8KB

Download