xtremerat | 675b8a12a40dfb0f2b65b373fb6de7afce122eeb0747e2535eced225217917c2

General

Target

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
Size

134KB
MD5

f0c970f8c93e1635df918a56e647fd78
SHA1

f323ae551d6822308eaa9c9ed887c07185fd1953
SHA256

675b8a12a40dfb0f2b65b373fb6de7afce122eeb0747e2535eced225217917c2
SHA512

19e37122776dbb01eef5bfaf694a41c776e013be32d2c71bfe0da08e6c3631790ccbc2821611f3d368968154616ed3898fb3eb5574d9631fbec262094eff93f3
SSDEEP

3072:ypPOYRo1sD9IDPb/o7jNGMFhXv+vJ2eSxMPzrc77OWw8x8c:CPOYRoYaPb/oN3/hebc769/c

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2216-6-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2216-7-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/3048-15-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/2216-16-0x0000000000C80000-0x0000000000C95000-memory.dmp	family_xtremerat
behavioral1/memory/3048-18-0x0000000000C80000-0x0000000000C95000-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:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}\StubPath = "C:\\Windows\\Install\\svc.exe restart"	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2216-2-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2216-5-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2216-6-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2216-7-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/3048-15-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/2216-16-0x0000000000C80000-0x0000000000C95000-memory.dmp	upx
behavioral1/memory/3048-18-0x0000000000C80000-0x0000000000C95000-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:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\Install\\svc.exe"	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\Install\\svc.exe"	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	pid	process	target process
PID 2368 set thread context of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

Processes:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	ioc	process
File opened for modification	C:\Windows\Install\svc.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
File created	C:\Windows\Install\svc.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

Processes:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exesvchost.exe

pid process

2368 f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
3048 svchost.exe

pid	process
2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
3048	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exef0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe

description	pid	process	target process
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2368 wrote to memory of 2216	2368	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
PID 2216 wrote to memory of 3048	2216	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	svchost.exe
PID 2216 wrote to memory of 3048	2216	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	svchost.exe
PID 2216 wrote to memory of 3048	2216	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	svchost.exe
PID 2216 wrote to memory of 3048	2216	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	svchost.exe
PID 2216 wrote to memory of 3048	2216	f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368

C:\Users\Admin\AppData\Local\Temp\f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\f0c970f8c93e1635df918a56e647fd78_JaffaCakes118.exe
2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2216

C:\Windows\SysWOW64\svchost.exe
svchost.exe
3⤵
- Suspicious use of SetWindowsHookEx
PID:3048

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/2216-2-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2216-5-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2216-6-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2216-7-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2216-16-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/2368-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3048-13-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/3048-15-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/3048-18-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads