xtremerat | 8596187a2872d86d678bb86a668bcf994df26696381dbe7957181f6c846bb911

General

Target

fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
Size

446KB
MD5

fe43a52d32f22fb4cbf059e1240e8ce3
SHA1

475b82368637aa8ed997d3b00262289f51870215
SHA256

8596187a2872d86d678bb86a668bcf994df26696381dbe7957181f6c846bb911
SHA512

0246a53dca0c67d07cfcf7c344e0d8869d19d0f58e66dfa10d2bbb3e85972a417fde1c2b2fdb2b584b1fe1abd70822b4d8b99074c1b91570195b76612c9eb762
SSDEEP

12288:qs39kpAnhQcBIQL74BZenZshe+RrdUlWhEaeKMSLfRmv9:35hQcBgDrVrdbhEaRMFv9

Score

10^/10

xtremerat persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

eminn115.zapto.org

Signatures

Detect XtremeRAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4192-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4192-12-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3628-13-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3604-14-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/4192-15-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3604-17-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3604-18-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral2/memory/3628-19-0x0000000010000000-0x000000001004D000-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:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{I26HYG0F-8N0U-A5X5-1O78-V41RD2550DA2}\StubPath = "C:\\Windows\\system32\\InstallDir\\svchost.exe restart"	explorer.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{I26HYG0F-8N0U-A5X5-1O78-V41RD2550DA2}	explorer.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4192-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4192-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4192-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4192-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3628-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3604-14-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/4192-15-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3604-17-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3604-18-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral2/memory/3628-19-0x0000000010000000-0x000000001004D000-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:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\svchost.exe"	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\svchost.exe"	explorer.exe

Drops file in System32 directory 2 IoCs

Processes:

explorer.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\InstallDir\svchost.exe	explorer.exe
File created	C:\Windows\SysWOW64\InstallDir\svchost.exe	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe

description	pid	process	target process
PID 2212 set thread context of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe

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

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

3912 3628 WerFault.exe svchost.exe
208 3628 WerFault.exe svchost.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exeexplorer.exe

pid process

2212 fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
2212 fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
3604 explorer.exe

pid	pid_target	process	target process
3912	3628	WerFault.exe	svchost.exe
208	3628	WerFault.exe	svchost.exe

pid	process
2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
3604	explorer.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exefe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe

description	pid	process	target process
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 2212 wrote to memory of 4192	2212	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
PID 4192 wrote to memory of 3628	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	svchost.exe
PID 4192 wrote to memory of 3628	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	svchost.exe
PID 4192 wrote to memory of 3628	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	svchost.exe
PID 4192 wrote to memory of 3628	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	svchost.exe
PID 4192 wrote to memory of 3604	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	explorer.exe
PID 4192 wrote to memory of 3604	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	explorer.exe
PID 4192 wrote to memory of 3604	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	explorer.exe
PID 4192 wrote to memory of 3604	4192	fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2212

C:\Users\Admin\AppData\Local\Temp\fe43a52d32f22fb4cbf059e1240e8ce3_JaffaCakes118.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4192

C:\Windows\SysWOW64\svchost.exe
svchost.exe
3⤵
PID:3628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 484
4⤵
- Program crash
PID:3912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 492
4⤵
- Program crash
PID:208

C:\Windows\SysWOW64\explorer.exe
explorer.exe
3⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3628 -ip 3628
1⤵
PID:3344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3628 -ip 3628
1⤵
PID:4892

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4472 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:4488

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/2212-0-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2212-1-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2212-2-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2212-3-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/2212-9-0x0000000000400000-0x000000000056D000-memory.dmp

Filesize
1.4MB

Download
memory/3604-18-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3604-17-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3604-14-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3628-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3628-19-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4192-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4192-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4192-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4192-8-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/4192-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads