xtremerat | 85e281dcd525a84a1eac213e32c7e11eeb17df1a989bc233587c8615e698ba8d

General

Target

8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe
Size

169KB
MD5

8d57ce26e6d6ab8fad9ae820ee67320e
SHA1

ff4455a7755a774f10f7b8faffdc96cbda25892b
SHA256

85e281dcd525a84a1eac213e32c7e11eeb17df1a989bc233587c8615e698ba8d
SHA512

57e5d141a93c4fb91acad7781df9ccc4ae463d7c2efa893d45e1a75cf0e3d53f0ece080962dc657a0b5d254c4568e17db8762c2c3b5c0a07a591d13a18583e78
SSDEEP

3072:OyJjRGylT8LXyms1V9tkU24qVcDWC96xZrCKiBmz8UZbzbFFFm:OydRGyn1RkU6VcDZIxZK88UNzbn

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2328-15-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-14-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-12-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-9-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-8-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-7-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-6-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-5-0x0000000010000000-0x0000000010049000-memory.dmp	family_xtremerat
behavioral1/memory/2328-17-0x0000000010000000-0x0000000010049000-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 2100 set thread context of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31

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 2 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	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31
PID 2100 wrote to memory of 2328	2100	8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Users\Admin\AppData\Local\Temp\8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\8d57ce26e6d6ab8fad9ae820ee67320e_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2328

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/2100-13-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-1-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-2-0x0000000074FD0000-0x000000007557B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-0-0x0000000074FD1000-0x0000000074FD2000-memory.dmp

Filesize
4KB

Download
memory/2328-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2328-15-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-14-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-12-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-3-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-9-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-8-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-7-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-6-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-4-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-5-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/2328-17-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download

Analysis

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