xtremerat | 1ae2824e23518bacf52ad806a944f2b71752c8f9bb00afc8641d9462878aa515

General

Target

bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe
Size

92KB
MD5

bc7cd54ab4e6e5fdfc7644da9c80e00a
SHA1

31b71caf630e8707773f64a82080346c14628cba
SHA256

1ae2824e23518bacf52ad806a944f2b71752c8f9bb00afc8641d9462878aa515
SHA512

f9343124136cb16b7524867f47190b8a1f96bb6bf573949d93f8afb6ff5dad55ff4ba8679d634f9685c99e0a664440d0cddf59ef41769685a7afe276e96b89f8
SSDEEP

1536:CHpaCKKadjWvIX2vkG67bBFJRD8/WZRYaNdDuwJ8QZg6IOm7o6LgHmU6VqkJ:qaCKPWgjnJ84Ndr8QKdo6LJU0J

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

Travis.no-ip.info

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2284-17-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2284-16-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2284-21-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/3056-23-0x0000000010000000-0x000000001004D000-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

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2284-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-17-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-16-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-15-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2284-21-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/3056-23-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\randomhere = "C:\\Users\\Admin\\AppData\\Roaming\\cGI\\ouOW\\1.0.0.0\\sa.exe"	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31

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	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	applaunch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 3020 wrote to memory of 2284	3020	bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe	31
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 3056	2284	applaunch.exe	32
PID 2284 wrote to memory of 1608	2284	applaunch.exe	33
PID 2284 wrote to memory of 1608	2284	applaunch.exe	33
PID 2284 wrote to memory of 1608	2284	applaunch.exe	33
PID 2284 wrote to memory of 1608	2284	applaunch.exe	33
PID 2284 wrote to memory of 1608	2284	applaunch.exe	33

C:\Users\Admin\AppData\Local\Temp\bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bc7cd54ab4e6e5fdfc7644da9c80e00a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020
- C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\applaunch.exe
  C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\applaunch.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3056
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:1608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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/2284-17-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-21-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2284-16-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2284-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3020-13-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-0-0x0000000074931000-0x0000000074932000-memory.dmp

Filesize
4KB

Download
memory/3020-1-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-2-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3056-23-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads