xred | 753a3eecee5ee27eaf31051bfae24f8c16c91ac83ae128190ef2e13cf2d69c01

General

Target

Monoxidex86.harmless.exe
Size

884KB
MD5

189957c510f529fc2021b84ae99f5757
SHA1

29f73b40e866f0ddea48e2744a0f9287c30fce02
SHA256

753a3eecee5ee27eaf31051bfae24f8c16c91ac83ae128190ef2e13cf2d69c01
SHA512

8a328298834bd6dce71c76baf77f6e2660ebb8038a930982e46d84e86b2078981ad095d44644c38650fdc2a29e18fa8ebc12da703a52314f7ad7030df6168fcb
SSDEEP

12288:8MSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9op2BKwORo/Ej:8nsJ39LyjbJkQFMhmC+6GD9C2BKwcoc

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
276	._cache_Monoxidex86.harmless.exe
5000	Synaptics.exe
5104	._cache_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"	Monoxidex86.harmless.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 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	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Monoxidex86.harmless.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Monoxidex86.harmless.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Monoxidex86.harmless.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2304	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3024	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3024	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 276	1900	Monoxidex86.harmless.exe	77
PID 1900 wrote to memory of 276	1900	Monoxidex86.harmless.exe	77
PID 1900 wrote to memory of 276	1900	Monoxidex86.harmless.exe	77
PID 1900 wrote to memory of 5000	1900	Monoxidex86.harmless.exe	78
PID 1900 wrote to memory of 5000	1900	Monoxidex86.harmless.exe	78
PID 1900 wrote to memory of 5000	1900	Monoxidex86.harmless.exe	78
PID 5000 wrote to memory of 5104	5000	Synaptics.exe	79
PID 5000 wrote to memory of 5104	5000	Synaptics.exe	79
PID 5000 wrote to memory of 5104	5000	Synaptics.exe	79

C:\Users\Admin\AppData\Local\Temp\Monoxidex86.harmless.exe
"C:\Users\Admin\AppData\Local\Temp\Monoxidex86.harmless.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Users\Admin\AppData\Local\Temp\._cache_Monoxidex86.harmless.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_Monoxidex86.harmless.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:276
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:5000
- - 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:5104

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004D8 0x00000000000004DC
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3024

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2304

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

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Synaptics\Synaptics.exe

Filesize
884KB

MD5
189957c510f529fc2021b84ae99f5757

SHA1
29f73b40e866f0ddea48e2744a0f9287c30fce02

SHA256
753a3eecee5ee27eaf31051bfae24f8c16c91ac83ae128190ef2e13cf2d69c01

SHA512
8a328298834bd6dce71c76baf77f6e2660ebb8038a930982e46d84e86b2078981ad095d44644c38650fdc2a29e18fa8ebc12da703a52314f7ad7030df6168fcb

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_Monoxidex86.harmless.exe

Filesize
131KB

MD5
bd65d387482def1fe00b50406f731763

SHA1
d06a2ba2e29228f443f97d1dd3a8da5dd7df5903

SHA256
1ab7375550516d7445c47fd9b551ed864f227401a14ff3f1ff0d70caca3bd997

SHA512
351ecd109c4d49bc822e8ade73a9516c4a531ebcda63546c155e677dcff19708068dc588b2fcf30cad086238e8b206fc5f349d37dda02d3c3a8d9b570d92e4d9

Download Submit
C:\Users\Admin\AppData\Local\Temp\4DB75E00

Filesize
20KB

MD5
f81c490c171cedd360eb634c179343fd

SHA1
58582417010b723de5a4cd692cae0a3d997d167e

SHA256
41bafcb9aa515b402d6e30f56e0b4ce68758e16be452e5ac9dfe102ede33a6ec

SHA512
6309b7b30bcb5f483e3681bbac2cce44a2c796e23a3e5de60f5b7f1944d96ada26866e93ec6e3471f41e852ffcdff3d4a4cfbf780130cfa085d4f6f5b3682396

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

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1900-0-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download
memory/1900-101-0x0000000000400000-0x00000000004E3000-memory.dmp

Filesize
908KB

Download
memory/2304-140-0x00007FFEEF6B0000-0x00007FFEEF6C0000-memory.dmp

Filesize
64KB

Download
memory/2304-137-0x00007FFEEF6B0000-0x00007FFEEF6C0000-memory.dmp

Filesize
64KB

Download
memory/2304-138-0x00007FFEEF6B0000-0x00007FFEEF6C0000-memory.dmp

Filesize
64KB

Download
memory/2304-139-0x00007FFEEF6B0000-0x00007FFEEF6C0000-memory.dmp

Filesize
64KB

Download
memory/2304-141-0x00007FFEED490000-0x00007FFEED4A0000-memory.dmp

Filesize
64KB

Download
memory/2304-142-0x00007FFEED490000-0x00007FFEED4A0000-memory.dmp

Filesize
64KB

Download
memory/2304-136-0x00007FFEEF6B0000-0x00007FFEEF6C0000-memory.dmp

Filesize
64KB

Download
memory/5000-102-0x0000000002240000-0x0000000002241000-memory.dmp

Filesize
4KB

Download
memory/5000-185-0x0000000002240000-0x0000000002241000-memory.dmp

Filesize
4KB

Download
memory/5000-184-0x0000000000400000-0x00000000004E3000-memory.dmp

Filesize
908KB

Download
memory/5000-189-0x0000000000400000-0x00000000004E3000-memory.dmp

Filesize
908KB

Download
memory/5000-202-0x0000000000400000-0x00000000004E3000-memory.dmp

Filesize
908KB

Download
memory/5000-217-0x0000000000400000-0x00000000004E3000-memory.dmp

Filesize
908KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads