xtremerat | 3dd55aaa3bd6ff4db89ba236b3d2eb97676f402a494421269a627ecb5e20b76e

General

Target

JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe
Size

134KB
MD5

697fb9485469007d6e4c31b72265bc90
SHA1

d2a37c56f97ffeaf5b34ccd43ceb53463fc21eb5
SHA256

3dd55aaa3bd6ff4db89ba236b3d2eb97676f402a494421269a627ecb5e20b76e
SHA512

2ba8fc34512bfbe4a879cee494f37c19b63eea6ab3e11ce51a66304d64309e33e5ee2f117783b746d731663ed1b3f6d52852eb7f0d9524c2bdfbeb29e9430cb7
SSDEEP

3072:W4ofSu5F16DVWaMyKxgUEkUbQI4ng4vST:8Su5n6DVWaExfI4OT

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

ahmed1111.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/2184-5-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/4648-7-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/2184-8-0x0000000010000000-0x0000000010048000-memory.dmp	family_xtremerat
behavioral2/memory/4648-9-0x0000000010000000-0x0000000010048000-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 2480 set thread context of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2184-2-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2184-4-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2184-6-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2184-5-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/4648-7-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/2184-8-0x0000000010000000-0x0000000010048000-memory.dmp	upx
behavioral2/memory/4648-9-0x0000000010000000-0x0000000010048000-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
436	4648	WerFault.exe	84
4380	4648	WerFault.exe	84

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_697fb9485469007d6e4c31b72265bc90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2480 wrote to memory of 2184	2480	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	83
PID 2184 wrote to memory of 4648	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	84
PID 2184 wrote to memory of 4648	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	84
PID 2184 wrote to memory of 4648	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	84
PID 2184 wrote to memory of 4648	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	84
PID 2184 wrote to memory of 1356	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	85
PID 2184 wrote to memory of 1356	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	85
PID 2184 wrote to memory of 1356	2184	JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_697fb9485469007d6e4c31b72265bc90.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4648
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 480
      4⤵
      Program crash
      PID:436
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 488
      4⤵
      Program crash
      PID:4380
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:1356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4648 -ip 4648
1⤵
PID:2604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4648 -ip 4648
1⤵
PID:2276

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/2184-2-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2184-4-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2184-6-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2184-5-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/2184-8-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4648-7-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4648-9-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download

Analysis

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