xtremerat | 14e3f297d712ed8110e276a6f1ab54b593dc1064eff8a795670b5d09cf49ad98

General

Target

JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe
Size

65KB
MD5

c5bac479c0660eb1daaf288964780811
SHA1

39cdf50066aef61acba061188f8d81f0f166c00a
SHA256

14e3f297d712ed8110e276a6f1ab54b593dc1064eff8a795670b5d09cf49ad98
SHA512

43837281ebde3759b86186f90347c3c89f65bbaa95695e79b09b9b712943ae3f6cc70a584019eb94d96e7204a98d81bedec2f4016163a208eccb3122e7d4a528
SSDEEP

768:W8m1Sq4NQErBsH1tzoisBKQI6dObAG/dqOXHsoAx5JXrUqLOY0pYKnA+7PoNw8zM:ksq+QV4rObAdNoAf5UqiYmlArNwMoF5

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

wer99.no-ip.org

Signatures

Detect XtremeRAT payload 7 IoCs

resource	yara_rule
behavioral2/memory/1764-0-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2532-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4084-2-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2532-3-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2532-4-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1764-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2532-7-0x0000000010000000-0x000000001004A000-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\{ML0XW346-EF36-U1YS-0ND4-632OEX012166}	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{ML0XW346-EF36-U1YS-0ND4-632OEX012166}\StubPath = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe restart"	notepad.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
29	4456	Process not Found

Adds Run key to start application 2 TTPs 3 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:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_c5bac479c0660"	notepad.exe

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

System Information Discovery
T1082

Program crash 4 IoCs

pid	pid_target	Process	procid_target
2228	1764	WerFault.exe	86
3004	2532	WerFault.exe	87
2752	1764	WerFault.exe	86
2112	2532	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 4 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_c5bac479c0660eb1daaf288964780811.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4380	MicrosoftEdgeUpdate.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2532	notepad.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 1764	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	86
PID 4084 wrote to memory of 1764	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	86
PID 4084 wrote to memory of 1764	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	86
PID 4084 wrote to memory of 1764	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	86
PID 4084 wrote to memory of 2532	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	87
PID 4084 wrote to memory of 2532	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	87
PID 4084 wrote to memory of 2532	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	87
PID 4084 wrote to memory of 2532	4084	JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe	87

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5bac479c0660eb1daaf288964780811.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 480
    3⤵
    - Program crash
    PID:2228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 488
    3⤵
    - Program crash
    PID:2752
- C:\Windows\SysWOW64\notepad.exe
  notepad.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 992
    3⤵
    - Program crash
    PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 1000
    3⤵
    - Program crash
    PID:2112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1764 -ip 1764
1⤵
PID:2648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2532 -ip 2532
1⤵
PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
1⤵
PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2532 -ip 2532
1⤵
PID:3692

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODM4NDk0OTQ1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4380

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

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1764-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1764-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2532-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2532-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2532-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2532-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4084-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads