xtremerat | c9879d14fbdff4bd53545aeca8f83c0a351b9975c3606b22c7401ae3b4d1b792

General

Target

7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe
Size

26KB
MD5

7b3a612f33be7d9e644486921bf34bd6
SHA1

b0902378381a3b2242ed3f5ccf01b2e690fbb6d8
SHA256

c9879d14fbdff4bd53545aeca8f83c0a351b9975c3606b22c7401ae3b4d1b792
SHA512

bcc42f9cd2f2ec0032c9ff86d605fac463c9be7765f99a33452c3a190900f57630bc6757f9b8792a395a1de9132679ffa082bb34c58798270f1108b4ad647d1b
SSDEEP

384:OWpj7eNmfp+UrM8j3Mk8mw2Qwz9cEVWNuOuuOYPq8P9iYwbzuzExgJTknhhYGOD1:OTmfpbM8j8wQwz9caAuxYyu9ExEmQ

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/3100-4-0x0000000013140000-0x000000001315F000-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}	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.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"	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.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\\InstallDir\\Server.exe"	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe"	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3100-0-0x0000000013140000-0x000000001315F000-memory.dmp	upx
behavioral2/memory/3100-4-0x0000000013140000-0x000000001315F000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\InstallDir\Server.exe	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe
File created	C:\Windows\InstallDir\Server.exe	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.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 1 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	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4312	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	85
PID 3100 wrote to memory of 4312	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	85
PID 3100 wrote to memory of 4312	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	85
PID 3100 wrote to memory of 1604	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	88
PID 3100 wrote to memory of 1604	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	88
PID 3100 wrote to memory of 1604	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	88
PID 3100 wrote to memory of 828	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	90
PID 3100 wrote to memory of 828	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	90
PID 3100 wrote to memory of 828	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	90
PID 3100 wrote to memory of 3628	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	91
PID 3100 wrote to memory of 3628	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	91
PID 3100 wrote to memory of 3628	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	91
PID 3100 wrote to memory of 4680	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	94
PID 3100 wrote to memory of 4680	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	94
PID 3100 wrote to memory of 4680	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	94
PID 3100 wrote to memory of 4076	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	96
PID 3100 wrote to memory of 4076	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	96
PID 3100 wrote to memory of 4076	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	96
PID 3100 wrote to memory of 2824	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	98
PID 3100 wrote to memory of 2824	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	98
PID 3100 wrote to memory of 2824	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	98
PID 3100 wrote to memory of 2020	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	99
PID 3100 wrote to memory of 2020	3100	7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe	99

C:\Users\Admin\AppData\Local\Temp\7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7b3a612f33be7d9e644486921bf34bd6_JaffaCakes118.exe"
1⤵
- 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 WriteProcessMemory
PID:3100
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4312
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4680
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4076
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2824
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2020

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/3100-0-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download
memory/3100-4-0x0000000013140000-0x000000001315F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads