xtremerat | 03aa63dd419ef05d1c6425ed99255305e9d0cb589f138e312ae9c875bde80a9b

General

Target

fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe
Size

20KB
MD5

fae8ddf1ed62f7353e269b4efbdfbfa1
SHA1

408c03dcf56d518af42fd8df4b8b136fee7f8fbf
SHA256

03aa63dd419ef05d1c6425ed99255305e9d0cb589f138e312ae9c875bde80a9b
SHA512

e4b60c828248a6496279afbeb9ae27a2bc5edf883a204b29d3c9d9bf1ec22273a2d8b3a112349e10c975eed6d60af1de029f2da579d0b6fc52144cf987a6db0a
SSDEEP

384:6IdmF+Ti213fEF9QZd/cBr5lholKKNW9j8MKy6Kli+9+b9eeyZY+bFvVvT98qLR:6IsF81fG9QveThAxN+l3wb0dZnFvz

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2852-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral2/memory/4272-8-0x0000000000C80000-0x0000000000C96000-memory.dmp	family_xtremerat
behavioral2/memory/2852-10-0x0000000000C80000-0x0000000000C96000-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

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	fae8ddf1ed62f7353e269b4efbdfbfa1_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"	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4272-0-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/2852-7-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/4272-8-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx
behavioral2/memory/2852-10-0x0000000000C80000-0x0000000000C96000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe"	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe"	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

Processes:

fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\Windows\InstallDir\Server.exe	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe
File created	C:\Windows\InstallDir\Server.exe	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe
File opened for modification	C:\Windows\InstallDir\	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

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

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

explorer.exe

pid process

2852 explorer.exe

pid	process
2852	explorer.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe

description	pid	process	target process
PID 4272 wrote to memory of 1080	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	svchost.exe
PID 4272 wrote to memory of 1080	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	svchost.exe
PID 4272 wrote to memory of 1080	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	svchost.exe
PID 4272 wrote to memory of 848	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 848	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 848	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 1436	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 1436	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 1436	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 2852	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 2852	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 2852	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe
PID 4272 wrote to memory of 2852	4272	fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fae8ddf1ed62f7353e269b4efbdfbfa1_JaffaCakes118.exe"
1⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4272

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
PID:1080

C:\Windows\SysWOW64\explorer.exe
explorer.exe
2⤵
PID:848

C:\Windows\SysWOW64\explorer.exe
explorer.exe
2⤵
PID:1436

C:\Windows\SysWOW64\explorer.exe
explorer.exe
2⤵
- Suspicious use of SetWindowsHookEx
PID:2852

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/2852-7-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/2852-10-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/4272-0-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download
memory/4272-8-0x0000000000C80000-0x0000000000C96000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads