xtremerat | b3dfaa47ae56f214a2e712ac408a6d93d3a56e9f05c6ccb104c1dc92ef80dda7

General

Target

JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
Size

137KB
MD5

22b9ab015ca7c7770d893e23904f847a
SHA1

f09229486f8e7706d59413aa4c821ac97a02625e
SHA256

b3dfaa47ae56f214a2e712ac408a6d93d3a56e9f05c6ccb104c1dc92ef80dda7
SHA512

eb42a526054ed77cf87ea6332a25c9e26629ad4cf1fa55c8cf8e93e040dda4aa3860f92dd711cd2c09a250ab6ac29a7ebe0aec83540d5e95129e4f484664b1fa
SSDEEP

3072:sV55Puuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu9GuuuuuuuuuuuuuuuuuuuuuuuU:8puuuuuuuuuuuuuuuuuuuuuuuuuuuuuS

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

dfcidadao.no-ip.biz

df1cidadao.no-ip.biz

Signatures

Detect XtremeRAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/2768-10-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2768-11-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2860-14-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2768-18-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2920-17-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2920-21-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2860-23-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2920-24-0x0000000010000000-0x000000001004D000-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
Xtremerat family
xtremerat

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{0S3P5I7C-ELHW-323C-80T3-7TK63685OR52}	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{0S3P5I7C-ELHW-323C-80T3-7TK63685OR52}\StubPath = "C:\\Windows\\system32\\msnsgir.exe restart"	notepad.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{0S3P5I7C-ELHW-323C-80T3-7TK63685OR52}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{0S3P5I7C-ELHW-323C-80T3-7TK63685OR52}\StubPath = "C:\\Windows\\system32\\msnsgir.exe"	svchost.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\msnsgir.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\msnsgir.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\msnsgir.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\msnsgir.exe"	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "%msnsgri%"	notepad.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msnsgir.exe	notepad.exe
File opened for modification	C:\Windows\SysWOW64\	notepad.exe
File opened for modification	C:\Windows\SysWOW64\msnsgir.exe	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 564 set thread context of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2768-7-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-10-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-11-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-4-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2860-14-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2768-18-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2920-17-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2920-21-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2860-23-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2920-24-0x0000000010000000-0x000000001004D000-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 4 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	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
2920	notepad.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 564 wrote to memory of 2768	564	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	30
PID 2768 wrote to memory of 2860	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	31
PID 2768 wrote to memory of 2860	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	31
PID 2768 wrote to memory of 2860	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	31
PID 2768 wrote to memory of 2860	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	31
PID 2768 wrote to memory of 2860	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	31
PID 2768 wrote to memory of 2920	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	32
PID 2768 wrote to memory of 2920	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	32
PID 2768 wrote to memory of 2920	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	32
PID 2768 wrote to memory of 2920	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	32
PID 2768 wrote to memory of 2920	2768	JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:564
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22b9ab015ca7c7770d893e23904f847a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2860
- - C:\Windows\SysWOW64\notepad.exe
    notepad.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Adds Run key to start application
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

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

C:\Windows\SysWOW64\msnsgir.exe

Filesize
137KB

MD5
22b9ab015ca7c7770d893e23904f847a

SHA1
f09229486f8e7706d59413aa4c821ac97a02625e

SHA256
b3dfaa47ae56f214a2e712ac408a6d93d3a56e9f05c6ccb104c1dc92ef80dda7

SHA512
eb42a526054ed77cf87ea6332a25c9e26629ad4cf1fa55c8cf8e93e040dda4aa3860f92dd711cd2c09a250ab6ac29a7ebe0aec83540d5e95129e4f484664b1fa

Download Submit
memory/2768-4-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-7-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-11-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2768-2-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-10-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2768-18-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2860-14-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2860-23-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2920-21-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2920-17-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2920-24-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads