xtremerat | d53a02342e721936a83e562d88192584261d1ca040194eee486d86d6c7afe32a

General

Target

620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
Size

280KB
MD5

620f2d8bca853427bb6c0f485429a55c
SHA1

bb5fc905b4f6ac259275fbceedb30dd01b27bfa8
SHA256

d53a02342e721936a83e562d88192584261d1ca040194eee486d86d6c7afe32a
SHA512

d29764675320f9b18beb16bda3345ae54225736740eb7ee52d5c8274581fcc30fe562a93e0321cd96b7ef5e0c38ae87768125d5492e16e863ed10525b77a6d75
SSDEEP

6144:HPS3bBHbP1pHq0IKZAWWkmR6iGfhv+C+e+GNLBRjAFNWk3dbGsK64:K3bBHbP1pKJWWkmrqv7+0N1RjAFcYtvY

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

roma1996.no-ip.org

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/2344-11-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2344-8-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2356-14-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2344-18-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2884-17-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2884-20-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2356-22-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral1/memory/2884-23-0x0000000010000000-0x0000000010048000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 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}	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart"	notepad.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\InstallDir\\Server.exe"	svchost.exe

Adds Run key to start application 2 TTPs 5 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\\InstallDir\\Server.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "㩃坜湩潤獷卜獹佗㙗尴潮整慰\u2e64硥e엸က엸က㽜"	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2748 set thread context of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2344-11-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2344-8-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2344-7-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2344-3-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2356-14-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2344-18-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2884-17-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2884-20-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2356-22-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral1/memory/2884-23-0x0000000010000000-0x0000000010048000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\InstallDir\Server.exe	notepad.exe
File created	C:\Windows\InstallDir\Server.exe	notepad.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 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	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
2884	notepad.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2748 wrote to memory of 2344	2748	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	30
PID 2344 wrote to memory of 2356	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	31
PID 2344 wrote to memory of 2356	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	31
PID 2344 wrote to memory of 2356	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	31
PID 2344 wrote to memory of 2356	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	31
PID 2344 wrote to memory of 2356	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	31
PID 2344 wrote to memory of 2884	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	32
PID 2344 wrote to memory of 2884	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	32
PID 2344 wrote to memory of 2884	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	32
PID 2344 wrote to memory of 2884	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	32
PID 2344 wrote to memory of 2884	2344	620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Users\Admin\AppData\Local\Temp\620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\620f2d8bca853427bb6c0f485429a55c_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2356
- - C:\Windows\SysWOW64\notepad.exe
    notepad.exe
    3⤵
    - 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
    PID:2884

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

C:\Windows\InstallDir\Server.exe

Filesize
280KB

MD5
620f2d8bca853427bb6c0f485429a55c

SHA1
bb5fc905b4f6ac259275fbceedb30dd01b27bfa8

SHA256
d53a02342e721936a83e562d88192584261d1ca040194eee486d86d6c7afe32a

SHA512
d29764675320f9b18beb16bda3345ae54225736740eb7ee52d5c8274581fcc30fe562a93e0321cd96b7ef5e0c38ae87768125d5492e16e863ed10525b77a6d75

Download Submit
memory/2344-18-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2344-11-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2344-10-0x0000000000400000-0x000000000046B150-memory.dmp

Filesize
428KB

Download
memory/2344-8-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2344-7-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2344-3-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2356-22-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2356-14-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2356-12-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2748-9-0x0000000000320000-0x000000000038C000-memory.dmp

Filesize
432KB

Download
memory/2748-0-0x0000000000400000-0x000000000046B150-memory.dmp

Filesize
428KB

Download
memory/2748-6-0x0000000000400000-0x000000000046B150-memory.dmp

Filesize
428KB

Download
memory/2884-17-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2884-20-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2884-23-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads