xtremerat | d4c1fe761bfb519ae1b14d1c80747d96d586ce4884642306baa26bb6fc0a14fb

General

Target

c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
Size

171KB
MD5

c8c12d2ad439b971990f83e6be13ddee
SHA1

3f79e1bad60d4fd67da1de63b27d1d2fd9206a56
SHA256

d4c1fe761bfb519ae1b14d1c80747d96d586ce4884642306baa26bb6fc0a14fb
SHA512

feb0d64d6e492104823ed9351d3f3a9a61948a23cc52d0f9a91add07773945ea183e6bae65b925e18c00f48f976e78c2997b6140836ecfad8efda2c87136f598
SSDEEP

3072:eNW7dEvotvXNK0+LRP8IQzsc/VFyYrnlcXU2LwvuD6SMoBOUHejaQ+Fa4dske+Km:eNW7mvIIFd0IQXWYRkL4uWdo4UHejh20

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

mhmhaker20.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2344-3-0x0000000010000000-0x0000000010083000-memory.dmp	family_xtremerat
behavioral1/memory/2136-9-0x0000000010000000-0x0000000010083000-memory.dmp	family_xtremerat
behavioral1/memory/2344-12-0x0000000010000000-0x0000000010083000-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

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\112الصورة.jpg.exe	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\112الصورة.jpg	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\112الصورة.jpg	DllHost.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2136-0-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral1/memory/2344-3-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral1/memory/2136-9-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral1/memory/2344-12-0x0000000010000000-0x0000000010083000-memory.dmp	upx

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 3 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	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2460	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2460	DllHost.exe
2460	DllHost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2344	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	30
PID 2136 wrote to memory of 2344	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	30
PID 2136 wrote to memory of 2344	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	30
PID 2136 wrote to memory of 2344	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	30
PID 2136 wrote to memory of 2344	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	30
PID 2136 wrote to memory of 1740	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	31
PID 2136 wrote to memory of 1740	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	31
PID 2136 wrote to memory of 1740	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	31
PID 2136 wrote to memory of 1740	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	31
PID 2136 wrote to memory of 1740	2136	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2344
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  PID:1740

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Replay Monitor

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Downloads

C:\Windows\SysWOW64\112الصورة.jpg

Filesize
19KB

MD5
b7c83d6880bee4a2c361c6a91b713577

SHA1
2c7b5e1bea62675b6832ad9799c8ec191e486593

SHA256
6a32f9921ac9d9a4a65f3edaf47cb87aba91cc5c37c9372d0ff21ae54b456e1c

SHA512
27b777de029fd3a4cf27a4ba014f411da9774043431b57786d9044e7bf78dd8dd8026459cd2085ec38eb2e365003a7abcdd027bbc7ccba443e31864a047b5fd3

Download Submit
memory/2136-0-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2136-6-0x0000000002A40000-0x0000000002A42000-memory.dmp

Filesize
8KB

Download
memory/2136-9-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2344-3-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2344-1-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2344-12-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2460-7-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2460-10-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2460-13-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download

Analysis

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