xtremerat | d7dac2f2d8e0cba615559fc1c6fa13c68ce26de7d9acf1f91cb1f631ecd01064

General

Target

5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
Size

71KB
MD5

5b04a6cdff89e273f9c64e409ad25165
SHA1

89b6896be4c0921f0f0ea772bde8481d7de2d79e
SHA256

d7dac2f2d8e0cba615559fc1c6fa13c68ce26de7d9acf1f91cb1f631ecd01064
SHA512

8fd1649afe73dc3a4d7d3e033cb56dda838c798a1e4b530b3f93689e1ce003febb6b403edcb93196c9b32b94f9524a8d4eca10943729edabbe06bdf68bdf8485
SSDEEP

1536:BDHVEU1+Rx2HeMgDGvj8snAFAfgay3d5gLgobubu:d+RxBMgDGvLAyoanvua

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Signatures

Detect XtremeRAT payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3464-6-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/3464-7-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/312-9-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/3464-10-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/312-12-0x0000000010000000-0x000000001004B000-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

Suspicious use of SetThreadContext 1 IoCs

Processes:

5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

description	pid	process	target process
PID 1428 set thread context of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1428-0-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/3464-3-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/3464-5-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/3464-6-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/3464-7-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/1428-8-0x0000000000400000-0x0000000000453000-memory.dmp	upx
behavioral2/memory/312-9-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/3464-10-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/312-12-0x0000000010000000-0x000000001004B000-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

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2180 312 WerFault.exe svchost.exe
2632 312 WerFault.exe svchost.exe

pid	pid_target	process	target process
2180	312	WerFault.exe	svchost.exe
2632	312	WerFault.exe	svchost.exe

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

Processes:

5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

pid process

1428 5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

pid	process
1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe

description	pid	process	target process
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 1428 wrote to memory of 3464	1428	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
PID 3464 wrote to memory of 312	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	svchost.exe
PID 3464 wrote to memory of 312	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	svchost.exe
PID 3464 wrote to memory of 312	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	svchost.exe
PID 3464 wrote to memory of 312	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	svchost.exe
PID 3464 wrote to memory of 5072	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	msedge.exe
PID 3464 wrote to memory of 5072	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	msedge.exe
PID 3464 wrote to memory of 5072	3464	5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\5b04a6cdff89e273f9c64e409ad25165_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3464
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:312
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 312 -s 480
      4⤵
      Program crash
      PID:2180
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 312 -s 488
      4⤵
      Program crash
      PID:2632
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 312 -ip 312
1⤵
PID:524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 312 -ip 312
1⤵
PID:2044

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

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Downloads

memory/312-9-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/312-12-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/1428-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/1428-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3464-3-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/3464-5-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/3464-6-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/3464-7-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download
memory/3464-10-0x0000000010000000-0x000000001004B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads