xred | dbc19471ecdeb4ba023f2d145858e2bfe18a17af68065a035738637304af681a

General

Target

1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
Size

4.0MB
MD5

1b6cece5f8a8a9e1d4478116bd7dd5aa
SHA1

e7e834d4097010f9c67d56fd6b9299a6bf198174
SHA256

dbc19471ecdeb4ba023f2d145858e2bfe18a17af68065a035738637304af681a
SHA512

4377d5b2e15d39158cc9ab555ce826c1943dfe9b35e569d3b566d6dc83f7b87f743ee248d691817dfe020e265ab829b6e85cca1aba798b460d78af90bdf378de
SSDEEP

98304:2nsmtk2aqk02VdBXD0NYTzjv9UzvassGeR6B6q24Ro7:oLNk02Vd6YrOLbTeR6BLm7

Score

10^/10

xred backdoor discovery persistence upx

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	Synaptics.exe

Executes dropped EXE 3 IoCs

pid	Process
3352	._cache_1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
3908	Synaptics.exe
4628	._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"	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0008000000023ca3-5.dat	upx
behavioral2/memory/3352-125-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/4628-191-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/3352-201-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/3352-221-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/4628-223-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/3352-263-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx
behavioral2/memory/3352-265-0x0000000000400000-0x0000000001E0C000-memory.dmp	upx

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	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_1b6cece5f8a8a9e1d4478116bd7dd5aa.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	1b6cece5f8a8a9e1d4478116bd7dd5aa.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 4892 wrote to memory of 3352	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	83
PID 4892 wrote to memory of 3352	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	83
PID 4892 wrote to memory of 3352	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	83
PID 4892 wrote to memory of 3908	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	84
PID 4892 wrote to memory of 3908	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	84
PID 4892 wrote to memory of 3908	4892	1b6cece5f8a8a9e1d4478116bd7dd5aa.exe	84
PID 3908 wrote to memory of 4628	3908	Synaptics.exe	85
PID 3908 wrote to memory of 4628	3908	Synaptics.exe	85
PID 3908 wrote to memory of 4628	3908	Synaptics.exe	85

C:\Users\Admin\AppData\Local\Temp\1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
"C:\Users\Admin\AppData\Local\Temp\1b6cece5f8a8a9e1d4478116bd7dd5aa.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:4892
- C:\Users\Admin\AppData\Local\Temp\._cache_1b6cece5f8a8a9e1d4478116bd7dd5aa.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_1b6cece5f8a8a9e1d4478116bd7dd5aa.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3352
- 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:3908
- - 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:4628

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
PID:3940

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
4.0MB

MD5
1b6cece5f8a8a9e1d4478116bd7dd5aa

SHA1
e7e834d4097010f9c67d56fd6b9299a6bf198174

SHA256
dbc19471ecdeb4ba023f2d145858e2bfe18a17af68065a035738637304af681a

SHA512
4377d5b2e15d39158cc9ab555ce826c1943dfe9b35e569d3b566d6dc83f7b87f743ee248d691817dfe020e265ab829b6e85cca1aba798b460d78af90bdf378de

Download Submit
C:\Users\Admin\AppData\Local\Temp\._cache_1b6cece5f8a8a9e1d4478116bd7dd5aa.exe

Filesize
3.3MB

MD5
6dd2033d8b555023c7bf1e0e67e89899

SHA1
f435ff19418964a7e279ee9c7992e0ae98f12085

SHA256
095d6b8102f8268117adb281f10efced652a0b42236419271ce375dd3b4f8c25

SHA512
ee5a677ffeed4477987fe0916456b071cd8e31684f8256dc05bdad4c7e2e7f4801d5be34f9ac13115ab1d7164f91efe9bf62573f5f0d2d800e19ec4ef008d3bf

Download Submit
C:\Users\Admin\AppData\Local\Temp\1BC75E00

Filesize
23KB

MD5
bf3596809c3f0614a52b91d817c88758

SHA1
38679caac954ef66c67c9694d4475c53d7535267

SHA256
ecea10967190a6149a420746ad8d25345530d532a819e6dfdc85632e46218f02

SHA512
b805c3cda468a9526df82ee83b595c7663ee6952a36c76c6ce4944f75fb57ecd513a742fbc9fe02002f61d9ca78b8d0ea55e76601a9667c064898741cc60e6ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\tj2LbhSJ.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/3352-265-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/3352-126-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3352-125-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/3352-263-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/3352-230-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3352-221-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/3352-201-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/3908-264-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/3908-298-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/3908-224-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download
memory/3940-197-0x00007FFE8F440000-0x00007FFE8F450000-memory.dmp

Filesize
64KB

Download
memory/3940-198-0x00007FFE8F440000-0x00007FFE8F450000-memory.dmp

Filesize
64KB

Download
memory/3940-196-0x00007FFE91D70000-0x00007FFE91D80000-memory.dmp

Filesize
64KB

Download
memory/3940-195-0x00007FFE91D70000-0x00007FFE91D80000-memory.dmp

Filesize
64KB

Download
memory/3940-193-0x00007FFE91D70000-0x00007FFE91D80000-memory.dmp

Filesize
64KB

Download
memory/3940-192-0x00007FFE91D70000-0x00007FFE91D80000-memory.dmp

Filesize
64KB

Download
memory/3940-194-0x00007FFE91D70000-0x00007FFE91D80000-memory.dmp

Filesize
64KB

Download
memory/4628-223-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/4628-191-0x0000000000400000-0x0000000001E0C000-memory.dmp

Filesize
26.0MB

Download
memory/4892-0-0x00000000026A0000-0x00000000026A1000-memory.dmp

Filesize
4KB

Download
memory/4892-130-0x0000000000400000-0x000000000080F000-memory.dmp

Filesize
4.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads