xtremerat | d9c4a0dcb8824cef8a55e7fcfb14c84018d37413a53e64ba43b2d1824c224aa9

General

Target

6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe
Size

351KB
MD5

6e5f7ff07578557cf42ef91ce57d827f
SHA1

bbf8069d29dc25fcacc3cb00fd67371779f278e1
SHA256

d9c4a0dcb8824cef8a55e7fcfb14c84018d37413a53e64ba43b2d1824c224aa9
SHA512

981488701ad781024024d3ee5586a0af217499b5734e37d2e36860cea3e5e59901793206d095fca13b9a233992ece1cdb3e713e358cf3cb9e404cdb8dfe50cad
SSDEEP

6144:tupxnbvY2YjbpKYkTzlGz9gOUb2GBqoOkR6loMnKXAOsZNZpNugRQVLK4KzkL5:tuplcB9K/lGRgOUqmq9kR6lhKXcNZpAb

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 6 IoCs

resource	yara_rule
behavioral2/memory/1156-13-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1156-11-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1156-10-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1156-17-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1156-16-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1156-15-0x0000000010000000-0x000000001004A000-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1032 set thread context of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4320	1156	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84
PID 1032 wrote to memory of 1156	1032	6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Users\Admin\AppData\Local\Temp\6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\6e5f7ff07578557cf42ef91ce57d827f_JaffaCakes118.exe
  2⤵
  PID:1156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 12
    3⤵
    - Program crash
    PID:4320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1156 -ip 1156
1⤵
PID:4312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1032-4-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/1032-2-0x00000000022E0000-0x00000000022E1000-memory.dmp

Filesize
4KB

Download
memory/1032-3-0x00000000022D0000-0x00000000022D1000-memory.dmp

Filesize
4KB

Download
memory/1032-0-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1032-8-0x0000000003200000-0x0000000003201000-memory.dmp

Filesize
4KB

Download
memory/1032-7-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/1032-6-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/1032-5-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/1032-20-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1032-1-0x0000000000970000-0x00000000009D0000-memory.dmp

Filesize
384KB

Download
memory/1032-9-0x00000000031F0000-0x00000000031F1000-memory.dmp

Filesize
4KB

Download
memory/1032-21-0x0000000000970000-0x00000000009D0000-memory.dmp

Filesize
384KB

Download
memory/1156-10-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1156-17-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1156-16-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1156-11-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1156-15-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1156-13-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

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