xred | c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7

General

Target

c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe
Size

753KB
MD5

4e3508d024790be455a7861078f6078d
SHA1

65a4f2231db2bdd4f1b6f12ecd2eb74829ceacd0
SHA256

c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7
SHA512

c2539c0c2597073710a26d8c1ba04445c1f9c5066b00b0d8c68460da7ccfb681784b8b0e32fbfc8d46b384e57ce75af74298293f917794355a66d52ac1184276
SSDEEP

12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9ICZ:ansJ39LyjbJkQFMhmC+6GD9X

Score

10^/10

xred backdoor discovery persistence

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes

email
[email protected]
payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

http://xred.site50.net/syn/SUpdate.ini

https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

http://xred.site50.net/syn/Synaptics.rar

https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

http://xred.site50.net/syn/SSLLibrary.dll

Signatures

Xred
Xred is backdoor written in Delphi.
backdoor xred
Xred family
xred

Executes dropped EXE 1 IoCs

pid	Process
2244	Synaptics.exe

Loads dropped DLL 2 IoCs

pid	Process
2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe
2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe

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	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1368	EXCEL.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1368	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 2244	2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe	31
PID 2944 wrote to memory of 2244	2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe	31
PID 2944 wrote to memory of 2244	2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe	31
PID 2944 wrote to memory of 2244	2944	c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe	31

C:\Users\Admin\AppData\Local\Temp\c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe
"C:\Users\Admin\AppData\Local\Temp\c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2944
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2244

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1368

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

Query Registry

1

T1012

System Information Discovery

2

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:\ProgramData\Synaptics\Synaptics.exe

Filesize
753KB

MD5
4e3508d024790be455a7861078f6078d

SHA1
65a4f2231db2bdd4f1b6f12ecd2eb74829ceacd0

SHA256
c3b51c530fd1b4b9319abb29d8c3337769dbe2ab1ff3f0af05261903c0ad60a7

SHA512
c2539c0c2597073710a26d8c1ba04445c1f9c5066b00b0d8c68460da7ccfb681784b8b0e32fbfc8d46b384e57ce75af74298293f917794355a66d52ac1184276

Download Submit
C:\Users\Admin\AppData\Local\Temp\qBZXKXF3.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1368-16-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2244-15-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2244-37-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2244-38-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2244-39-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2244-43-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2244-70-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2944-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2944-14-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads