xtremerat | 54958284ba0c7cd35e5317356d1c8a6971ffbb1c0db8c3c61a0c9f78b4102212

General

Target

JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe
Size

680KB
MD5

79724247bb2a37b08c81a129a4c64ad2
SHA1

fbd3b48062bad4d3cb4926bc5e41f52fc3848746
SHA256

54958284ba0c7cd35e5317356d1c8a6971ffbb1c0db8c3c61a0c9f78b4102212
SHA512

aa6fba899ecfc6502c169892e55a89907232dc013ac0a719c6a9062b60f267a7b07b2a51053b23bc6c379d0728e46d9bbbc968299add2f7413896674cf729da8
SSDEEP

12288:UNQRh1L/MbagmTmiwTjFw0cP+Ec1KH3iWOF+wuslaYH0wfVcVqaGH32uOP7CW7hT:UahkbagmTmiwFw0cgKSF+wNlamcVqaGx

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

abdallam.no-ip.biz

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/5052-5-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/5052-6-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1228-7-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/5052-8-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1228-9-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 532 set thread context of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5052-2-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/5052-4-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/5052-5-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/5052-6-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1228-7-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/5052-8-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1228-9-0x0000000010000000-0x000000001004A000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4648	1228	WerFault.exe	89
4520	1228	WerFault.exe	89

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	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 532 wrote to memory of 5052	532	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	88
PID 5052 wrote to memory of 1228	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	89
PID 5052 wrote to memory of 1228	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	89
PID 5052 wrote to memory of 1228	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	89
PID 5052 wrote to memory of 1228	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	89
PID 5052 wrote to memory of 1628	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	90
PID 5052 wrote to memory of 1628	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	90
PID 5052 wrote to memory of 1628	5052	JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe	90

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:532
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79724247bb2a37b08c81a129a4c64ad2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5052
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1228
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 476
      4⤵
      Program crash
      PID:4648
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1228 -s 488
      4⤵
      Program crash
      PID:4520
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1228 -ip 1228
1⤵
PID:2148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1228 -ip 1228
1⤵
PID:4508

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

memory/1228-7-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1228-9-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5052-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5052-4-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5052-5-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5052-6-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/5052-8-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

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