xred | 639304b762698e16ab000b293e7d6396dbb5124a982c8966e2c93b7879cdf9b3

General

Target

Aura.exe
Size

1.1MB
MD5

c392cb1574f2d18f32b0cb5dcf6e6b14
SHA1

bddb3de1d4e507b74373f93b0f500143324ce38d
SHA256

639304b762698e16ab000b293e7d6396dbb5124a982c8966e2c93b7879cdf9b3
SHA512

9c1d15350fede1e96504b185a9462b74e5f83929d849008aba86d3d74bc223868ecd2761a49895f0c37861f7fdba4dc35c73425dd657afb8c07e7720b7bbb9e2
SSDEEP

24576:tnsJ39LyjbJkQFMhmC+6GD95umt7tp7F+:tnsHyjtk2MYC5GDiS7tp7F+

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
2276	._cache_Aura.exe
2096	Synaptics.exe
2760	._cache_Synaptics.exe

Loads dropped DLL 17 IoCs

pid	Process
1732	Aura.exe
1732	Aura.exe
1732	Aura.exe
1732	Aura.exe
2096	Synaptics.exe
2096	Synaptics.exe
2096	Synaptics.exe
2960	WerFault.exe
2960	WerFault.exe
2960	WerFault.exe
2960	WerFault.exe
2936	WerFault.exe
2936	WerFault.exe
2936	WerFault.exe
2936	WerFault.exe
2936	WerFault.exe
2960	WerFault.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"	Aura.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2960	2276	WerFault.exe	30
2936	2760	WerFault.exe	32

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	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Aura.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Aura.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.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
2800	EXCEL.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2800	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 2276	1732	Aura.exe	30
PID 1732 wrote to memory of 2276	1732	Aura.exe	30
PID 1732 wrote to memory of 2276	1732	Aura.exe	30
PID 1732 wrote to memory of 2276	1732	Aura.exe	30
PID 1732 wrote to memory of 2096	1732	Aura.exe	31
PID 1732 wrote to memory of 2096	1732	Aura.exe	31
PID 1732 wrote to memory of 2096	1732	Aura.exe	31
PID 1732 wrote to memory of 2096	1732	Aura.exe	31
PID 2096 wrote to memory of 2760	2096	Synaptics.exe	32
PID 2096 wrote to memory of 2760	2096	Synaptics.exe	32
PID 2096 wrote to memory of 2760	2096	Synaptics.exe	32
PID 2096 wrote to memory of 2760	2096	Synaptics.exe	32
PID 2760 wrote to memory of 2936	2760	._cache_Synaptics.exe	34
PID 2760 wrote to memory of 2936	2760	._cache_Synaptics.exe	34
PID 2760 wrote to memory of 2936	2760	._cache_Synaptics.exe	34
PID 2760 wrote to memory of 2936	2760	._cache_Synaptics.exe	34
PID 2276 wrote to memory of 2960	2276	._cache_Aura.exe	35
PID 2276 wrote to memory of 2960	2276	._cache_Aura.exe	35
PID 2276 wrote to memory of 2960	2276	._cache_Aura.exe	35
PID 2276 wrote to memory of 2960	2276	._cache_Aura.exe	35

C:\Users\Admin\AppData\Local\Temp\Aura.exe
"C:\Users\Admin\AppData\Local\Temp\Aura.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732
- C:\Users\Admin\AppData\Local\Temp\._cache_Aura.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_Aura.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 664
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2960
- 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:2096
- - 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
    - Suspicious use of WriteProcessMemory
    PID:2760
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 664
      4⤵
      Loads dropped DLL
      Program crash
      PID:2936

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:2800

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
1.1MB

MD5
c392cb1574f2d18f32b0cb5dcf6e6b14

SHA1
bddb3de1d4e507b74373f93b0f500143324ce38d

SHA256
639304b762698e16ab000b293e7d6396dbb5124a982c8966e2c93b7879cdf9b3

SHA512
9c1d15350fede1e96504b185a9462b74e5f83929d849008aba86d3d74bc223868ecd2761a49895f0c37861f7fdba4dc35c73425dd657afb8c07e7720b7bbb9e2

Download Submit
C:\Users\Admin\AppData\Local\Temp\gV7MDUcG.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
C:\Users\Admin\AppData\Local\Temp\gV7MDUcG.xlsm

Filesize
22KB

MD5
0a777a057ae1a1b97c48671b55cc5662

SHA1
288783bb5f52dec428cce1851e43507e434427a9

SHA256
6e579def3bc9e9d0c01acc2f8ef1859c78dbc6028ecddb69853d0dc6988ab931

SHA512
4b6d1af5ed4e09b4ce1f065ebf00960d79d492b1fecc84d42c2412d298dcac50cf21ca0b3868ae79abd8c4cdf0442b024280046a6d257de433c1dfa4a60756fe

Download Submit
\Users\Admin\AppData\Local\Temp\._cache_Aura.exe

Filesize
343KB

MD5
5b82f58dfef767e24021ffc205c14b18

SHA1
1cf35a41bc428fd46c96069dd592b81b2da558aa

SHA256
f45bdf5984dca63e9cb56eedf128d8a720d75df58c60d9943f859a7f5bea337a

SHA512
5e14390ad5526edc775fb2182e5ac101d3d0ee14ee64f4a2a15a8b3092d7afbd72ca475096257121683e69420129b1b3daf44cba3c0de9a8481a086d79182bb7

Download Submit
memory/1732-0-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/1732-29-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2096-98-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2096-132-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2096-121-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2096-99-0x0000000000400000-0x0000000000518000-memory.dmp

Filesize
1.1MB

Download
memory/2276-21-0x0000000072DFE000-0x0000000072DFF000-memory.dmp

Filesize
4KB

Download
memory/2276-31-0x0000000000FE0000-0x000000000103C000-memory.dmp

Filesize
368KB

Download
memory/2760-45-0x0000000000C00000-0x0000000000C5C000-memory.dmp

Filesize
368KB

Download
memory/2800-87-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2800-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads