xtremerat | d90da2707a3babe381fcfc1cdde758969f5c53be39485e25a471587d41c02327

General

Target

15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe
Size

724KB
MD5

15d715e2520a9471dd7309dda8e4bf2e
SHA1

82985fa29b731d0a6c9c7aab99c34db3e6aa0ec2
SHA256

d90da2707a3babe381fcfc1cdde758969f5c53be39485e25a471587d41c02327
SHA512

959b7833898af629f04843644c73cef1fc99ab17e8cfc16d0833609343463dd1676623afac3375005297dc455e62e4cf0a2621e3ccc5275854f2af3f7c42879c
SSDEEP

12288:rhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4a0W0n0FcquQhW:RRmJkcoQricOIQxiZY1ia0Wm0FcquQ8

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

vincenzo3.no-ip.org

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2312-7-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2312-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2312-12-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3020-13-0x0000000010000000-0x000000001004D000-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 1560 set thread context of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2312-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-2-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-1-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2312-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3020-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx

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 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	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 1560 wrote to memory of 2312	1560	15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe	30
PID 2312 wrote to memory of 3020	2312	svchost.exe	31
PID 2312 wrote to memory of 3020	2312	svchost.exe	31
PID 2312 wrote to memory of 3020	2312	svchost.exe	31
PID 2312 wrote to memory of 3020	2312	svchost.exe	31
PID 2312 wrote to memory of 3020	2312	svchost.exe	31
PID 2312 wrote to memory of 2296	2312	svchost.exe	32
PID 2312 wrote to memory of 2296	2312	svchost.exe	32
PID 2312 wrote to memory of 2296	2312	svchost.exe	32
PID 2312 wrote to memory of 2296	2312	svchost.exe	32
PID 2312 wrote to memory of 2296	2312	svchost.exe	32

C:\Users\Admin\AppData\Local\Temp\15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15d715e2520a9471dd7309dda8e4bf2e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3020
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2296

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/2312-0-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-8-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-1-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2312-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2312-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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