xred | a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c

General

Target

a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
Size

805KB
MD5

b276b7c84d5843d0d9e08cd6eb171f5e
SHA1

0d392470621074956e6da1996132add8ccad8174
SHA256

a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c
SHA512

04539bb6b3864657fd563c8f9d63ec482556f557adb69afd7c043fb2b4ecb5b699846e57ddb607a6bb70309020545bfb15dbd6d215f543a9b178f2a6bf4f89a7
SSDEEP

12288:iMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9tIXb0TJ3j:insJ39LyjbJkQFMhmC+6GD9PF

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 3 IoCs

pid	Process
4500	._cache_a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
3448	Synaptics.exe
640	._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"	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.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	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 4500	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	82
PID 2384 wrote to memory of 4500	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	82
PID 2384 wrote to memory of 4500	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	82
PID 2384 wrote to memory of 3448	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	83
PID 2384 wrote to memory of 3448	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	83
PID 2384 wrote to memory of 3448	2384	a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe	83
PID 3448 wrote to memory of 640	3448	Synaptics.exe	84
PID 3448 wrote to memory of 640	3448	Synaptics.exe	84
PID 3448 wrote to memory of 640	3448	Synaptics.exe	84

C:\Users\Admin\AppData\Local\Temp\a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
"C:\Users\Admin\AppData\Local\Temp\a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\._cache_a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4500
- C:\ProgramData\Synaptics\Synaptics.exe
  "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3448
- - 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:640

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
805KB

MD5
b276b7c84d5843d0d9e08cd6eb171f5e

SHA1
0d392470621074956e6da1996132add8ccad8174

SHA256
a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c

SHA512
04539bb6b3864657fd563c8f9d63ec482556f557adb69afd7c043fb2b4ecb5b699846e57ddb607a6bb70309020545bfb15dbd6d215f543a9b178f2a6bf4f89a7

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_a6ffbf6f6176ed00513a8aecd8ec941edbdf51b5370e132da59b1ff7d60fe09c.exe

Filesize
51KB

MD5
3d47586c62bf61dac639d8cc1bf43ee7

SHA1
36f605e1fb7cae972c6723ded6a5f126f36a8d01

SHA256
70639c195430afb92799d711ed784406bfdfd04c648d5f3e4d9873da0063660b

SHA512
638a75c0159de8553e8071a68b5a4355bfc002489d9ed62bfbb1019d287073a555133bd4a55abd68c51b3e2a1616f586a26998ce32ade322cd72ffeab5ffe105

Download Submit
memory/2384-0-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/2384-101-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/3448-102-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/3448-137-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/3448-136-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/3448-138-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/3448-139-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/3448-163-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads