xred | fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c

General

Target

fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe
Size

753KB
MD5

acd3d3ab6f9f2bc1812c9caa23a70c53
SHA1

b70036c1743febd3039f37c561b103d5951206fb
SHA256

fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c
SHA512

0f0025fa35b821f211ba321f09b714727574d0bd4005bc487579ffb0fc9b7c5e876584af5ce79c851b81f71290772d63cf5bb449394dff66a4f118a18f2b740d
SSDEEP

12288:aMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9Ibp:ansJ39LyjbJkQFMhmC+6GD9M

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
1928	Synaptics.exe

Loads dropped DLL 2 IoCs

pid	Process
2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe
2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.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"	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.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	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.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
2764	EXCEL.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2764	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 1928	2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe	30
PID 2352 wrote to memory of 1928	2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe	30
PID 2352 wrote to memory of 1928	2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe	30
PID 2352 wrote to memory of 1928	2352	fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe	30

C:\Users\Admin\AppData\Local\Temp\fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe
"C:\Users\Admin\AppData\Local\Temp\fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2352
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1928

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:2764

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
acd3d3ab6f9f2bc1812c9caa23a70c53

SHA1
b70036c1743febd3039f37c561b103d5951206fb

SHA256
fa61c97691aff92a11841e2f3ff73587ae6b6d1fdec8e0cff4d966c1c590e74c

SHA512
0f0025fa35b821f211ba321f09b714727574d0bd4005bc487579ffb0fc9b7c5e876584af5ce79c851b81f71290772d63cf5bb449394dff66a4f118a18f2b740d

Download Submit
C:\Users\Admin\AppData\Local\Temp\1hT7FXWn.xlsm

Filesize
22KB

MD5
f98bf9ea202d0e927b3445ce5ddd8e49

SHA1
3eaf4bd04a088b7ce4d6a033485c6974e0dcbc67

SHA256
ce78340b99a557f8d185306801948ba3d59beeb7a3d163f8386526a2b01b49b9

SHA512
09a9bc04c59b7fc139ec200bc6ced3fe04a5ac5c60b808f1c54440b76e5dee33db620c4fefb467a4f1134c4f19e00e5203c07f92b7d54c6cc689a7d1177aed33

Download Submit
C:\Users\Admin\AppData\Local\Temp\1hT7FXWn.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1928-15-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1928-60-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1928-61-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1928-62-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/1928-93-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2352-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2352-14-0x0000000000400000-0x00000000004C2000-memory.dmp

Filesize
776KB

Download
memory/2764-16-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads