xtremerat | 7535a2cf66f83dec3b8053ea1855022fced107de179663f53349d6a753a9f18a

General

Target

JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
Size

99KB
MD5

9a3340269d02cfecbc51be6b00020449
SHA1

ba8d7fa441700c54f1bf388361ec1cb514e18bab
SHA256

7535a2cf66f83dec3b8053ea1855022fced107de179663f53349d6a753a9f18a
SHA512

150500d54006316ef8eeb35eaa6d786d79a2f6e2d1b2d6fd06ec56ab855b93e1480fd7315e6219394a091fde29f398b8862cd5b3f95cd6da1f38f54c844da975
SSDEEP

1536:/3/qIZrPKxmzH4+y50L7Y1XLedhoh8SHtNH+A2wF4aRIjjqwtblrgOSQ+Y:3qL+q0L7YdLOhPSNN7S5blUW

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

vvnv12.no-ip.biz

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/4216-26-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4216-25-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4540-27-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4216-30-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4540-31-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4216-32-0x0000000010000000-0x000000001004D000-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

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\{2QP2G3IE-C621-0381-11R8-3V5G0153L781}	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2QP2G3IE-C621-0381-11R8-3V5G0153L781}\StubPath = "C:\\Windows\\Install\\cmd.exe restart"	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.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\\Install\\cmd.exe"	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\Install\\cmd.exe"	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3352 set thread context of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4216-20-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4216-22-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4216-26-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4216-25-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4540-27-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4216-30-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4540-31-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4216-32-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Install\cmd.exe	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
File created	C:\Windows\Install\cmd.exe	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
File opened for modification	C:\Windows\Install\	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe

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
2900	4540	WerFault.exe	86
4728	4540	WerFault.exe	86

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_9a3340269d02cfecbc51be6b00020449.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
4216	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 3352 wrote to memory of 4216	3352	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	85
PID 4216 wrote to memory of 4540	4216	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	86
PID 4216 wrote to memory of 4540	4216	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	86
PID 4216 wrote to memory of 4540	4216	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	86
PID 4216 wrote to memory of 4540	4216	JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe	86

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a3340269d02cfecbc51be6b00020449.exe"
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4216
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4540
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 480
      4⤵
      Program crash
      PID:2900
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 488
      4⤵
      Program crash
      PID:4728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4540 -ip 4540
1⤵
PID:2064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4540 -ip 4540
1⤵
PID:460

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

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Downloads

memory/3352-16-0x0000000002980000-0x0000000002990000-memory.dmp

Filesize
64KB

Download
memory/3352-12-0x0000000002520000-0x0000000002530000-memory.dmp

Filesize
64KB

Download
memory/3352-24-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3352-4-0x00000000005B0000-0x00000000005C0000-memory.dmp

Filesize
64KB

Download
memory/3352-3-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/3352-2-0x0000000000580000-0x0000000000590000-memory.dmp

Filesize
64KB

Download
memory/3352-1-0x0000000000570000-0x0000000000580000-memory.dmp

Filesize
64KB

Download
memory/3352-7-0x00000000005E0000-0x00000000005F0000-memory.dmp

Filesize
64KB

Download
memory/3352-8-0x00000000005F0000-0x0000000000600000-memory.dmp

Filesize
64KB

Download
memory/3352-17-0x0000000002990000-0x00000000029A0000-memory.dmp

Filesize
64KB

Download
memory/3352-15-0x0000000002970000-0x0000000002980000-memory.dmp

Filesize
64KB

Download
memory/3352-9-0x0000000000600000-0x0000000000610000-memory.dmp

Filesize
64KB

Download
memory/3352-5-0x00000000005C0000-0x00000000005D0000-memory.dmp

Filesize
64KB

Download
memory/3352-14-0x0000000002960000-0x0000000002970000-memory.dmp

Filesize
64KB

Download
memory/3352-10-0x0000000000620000-0x0000000000630000-memory.dmp

Filesize
64KB

Download
memory/3352-11-0x0000000000630000-0x0000000000640000-memory.dmp

Filesize
64KB

Download
memory/3352-6-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/3352-13-0x0000000002530000-0x0000000002540000-memory.dmp

Filesize
64KB

Download
memory/3352-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4216-25-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4216-26-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4216-32-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4216-20-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4216-30-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4216-22-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4540-27-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4540-31-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads