xred | c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3

General

Target

c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
Size

850KB
MD5

89e1ba8f4c315050ae42d29a35b23f90
SHA1

2bf8fd2c6ad9ef3994842b4c18aea7f59ac24a4b
SHA256

c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3
SHA512

8c182e08f1d32c0e9f0dee27e79ba4771b5f2c0f4bd4d9e7171ba8dcd59f71ba2ca946230b89cc23162c62aa113afb46be6057e5be31eb35d5574d0eddd8238f
SSDEEP

12288:BMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9OigkIO:BnsJ39LyjbJkQFMhmC+6GD9jgkx

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 3 IoCs

pid	Process
2476	._cache_c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
2812	Synaptics.exe
3064	._cache_Synaptics.exe

Loads dropped DLL 5 IoCs

pid	Process
2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
2812	Synaptics.exe
2812	Synaptics.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"	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.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 5 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	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_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
1716	EXCEL.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1716	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2476	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	31
PID 2296 wrote to memory of 2476	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	31
PID 2296 wrote to memory of 2476	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	31
PID 2296 wrote to memory of 2476	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	31
PID 2296 wrote to memory of 2812	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	32
PID 2296 wrote to memory of 2812	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	32
PID 2296 wrote to memory of 2812	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	32
PID 2296 wrote to memory of 2812	2296	c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe	32
PID 2812 wrote to memory of 3064	2812	Synaptics.exe	33
PID 2812 wrote to memory of 3064	2812	Synaptics.exe	33
PID 2812 wrote to memory of 3064	2812	Synaptics.exe	33
PID 2812 wrote to memory of 3064	2812	Synaptics.exe	33

C:\Users\Admin\AppData\Local\Temp\c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
"C:\Users\Admin\AppData\Local\Temp\c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\AppData\Local\Temp\._cache_c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2476
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3064

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:1716

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
850KB

MD5
89e1ba8f4c315050ae42d29a35b23f90

SHA1
2bf8fd2c6ad9ef3994842b4c18aea7f59ac24a4b

SHA256
c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3

SHA512
8c182e08f1d32c0e9f0dee27e79ba4771b5f2c0f4bd4d9e7171ba8dcd59f71ba2ca946230b89cc23162c62aa113afb46be6057e5be31eb35d5574d0eddd8238f

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_c3741f475953b0aa4ed832dd56bbef466cf0a5d8c689a27800b4a268164b4bd3N.exe

Filesize
96KB

MD5
d72f003eda84a4c18ebb3e1c063eae07

SHA1
dc276592840193219c07293021edc12c92196f95

SHA256
d4d0a97ef753de04453f8dbf689331d86724370d995a4bb95df65ab6a24eb3de

SHA512
8f9eb0d366fc1b90d2812ad139cf9da47e536f0241294b4c758c2199a00362ad02a3c98267c03092491a2aec741c6c7d4c7a34c672294e617375b87e9e041e70

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

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1716-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2296-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2296-25-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/2812-55-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/2812-56-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download
memory/2812-88-0x0000000000400000-0x00000000004DA000-memory.dmp

Filesize
872KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads