xtremerat | 32be8df01b7c8ec56c3a7582405a49c1b60c32cf0cbab383ffcc24c8dc57c8da

General

Target

JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
Size

476KB
MD5

10cc455d2fff6b084f7ca2964c06d2c8
SHA1

aa825050e4af1b32bf308d408288d6ca8c887fcb
SHA256

32be8df01b7c8ec56c3a7582405a49c1b60c32cf0cbab383ffcc24c8dc57c8da
SHA512

885db65f0b5e0b54933b1410c320a952d04a23530b14f00d9ce44f328d96398c388584fc65e3514a6c410d0986abf929685efb505a7cdf0bf97de7c55580cdfe
SSDEEP

3072:l7s0y7KZBDHKiO+Lm3VpC191uyB3dcuGlW2g4XAZXlYro5FHnkXip:e0y7mpLm3VpjyB3+u2W2HwZXwgtnkX+

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

mrpoope7.no-ip.biz

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/5064-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/5064-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/5064-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4328-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/5064-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4328-11-0x0000000010000000-0x000000001004A000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart"	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe"	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe"	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\InstallDir\Server.exe	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
File created	C:\Windows\SysWOW64\InstallDir\Server.exe	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3368 set thread context of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84

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
320	4328	WerFault.exe	85
1096	4328	WerFault.exe	85

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	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
5064	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 3368 wrote to memory of 5064	3368	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	84
PID 5064 wrote to memory of 4328	5064	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	85
PID 5064 wrote to memory of 4328	5064	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	85
PID 5064 wrote to memory of 4328	5064	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	85
PID 5064 wrote to memory of 4328	5064	JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_10cc455d2fff6b084f7ca2964c06d2c8.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5064
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4328
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 476
      4⤵
      Program crash
      PID:320
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 488
      4⤵
      Program crash
      PID:1096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4328 -ip 4328
1⤵
PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4328 -ip 4328
1⤵
PID:4088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3368-0-0x0000000000401000-0x0000000000451000-memory.dmp

Filesize
320KB

Download
memory/3368-5-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/4328-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4328-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5064-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5064-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5064-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5064-7-0x0000000000400000-0x0000000000477000-memory.dmp

Filesize
476KB

Download
memory/5064-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads