xred | e820e5072dddccf820e043634f226ee0223fb5d0473c575f39eb88fce647d477

General

Target

KoalageddonInstaller.exe
Size

3.6MB
MD5

8409990c16c5003e804b40bb4f8d8fa7
SHA1

2d6d5458bc2caade8019a09f9cdc8cb9bbc59620
SHA256

e820e5072dddccf820e043634f226ee0223fb5d0473c575f39eb88fce647d477
SHA512

b5da43ad3d24d8c23603af8ef7c78b108f2cdd253464347c844a552a4f213895cf0955a67147c384538ac1b069254e2af535064130b44219962fa12debfcd8f9
SSDEEP

98304:cnsmtk2aLSilkJ/FKZvpG+H++f+DidXvh6d204OOR5q2S:yLtuZvvH+XgJ6M8YYV

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 5 IoCs

pid	Process
2016	._cache_KoalageddonInstaller.exe
1844	Synaptics.exe
3684	._cache_KoalageddonInstaller.tmp
1824	._cache_Synaptics.exe
1196	._cache_Synaptics.tmp

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"	KoalageddonInstaller.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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 6 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	KoalageddonInstaller.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_KoalageddonInstaller.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_KoalageddonInstaller.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.tmp

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

Modifies registry class 2 IoCs

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2224	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1196	._cache_Synaptics.tmp
1196	._cache_Synaptics.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1196	._cache_Synaptics.tmp

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2224	EXCEL.EXE
2224	EXCEL.EXE
2224	EXCEL.EXE
2224	EXCEL.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 2016	4760	KoalageddonInstaller.exe	78
PID 4760 wrote to memory of 2016	4760	KoalageddonInstaller.exe	78
PID 4760 wrote to memory of 2016	4760	KoalageddonInstaller.exe	78
PID 4760 wrote to memory of 1844	4760	KoalageddonInstaller.exe	79
PID 4760 wrote to memory of 1844	4760	KoalageddonInstaller.exe	79
PID 4760 wrote to memory of 1844	4760	KoalageddonInstaller.exe	79
PID 2016 wrote to memory of 3684	2016	._cache_KoalageddonInstaller.exe	80
PID 2016 wrote to memory of 3684	2016	._cache_KoalageddonInstaller.exe	80
PID 2016 wrote to memory of 3684	2016	._cache_KoalageddonInstaller.exe	80
PID 1844 wrote to memory of 1824	1844	Synaptics.exe	81
PID 1844 wrote to memory of 1824	1844	Synaptics.exe	81
PID 1844 wrote to memory of 1824	1844	Synaptics.exe	81
PID 1824 wrote to memory of 1196	1824	._cache_Synaptics.exe	83
PID 1824 wrote to memory of 1196	1824	._cache_Synaptics.exe	83
PID 1824 wrote to memory of 1196	1824	._cache_Synaptics.exe	83

C:\Users\Admin\AppData\Local\Temp\KoalageddonInstaller.exe
"C:\Users\Admin\AppData\Local\Temp\KoalageddonInstaller.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Users\Admin\AppData\Local\Temp\._cache_KoalageddonInstaller.exe
  "C:\Users\Admin\AppData\Local\Temp\._cache_KoalageddonInstaller.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Users\Admin\AppData\Local\Temp\is-3F1D1.tmp\._cache_KoalageddonInstaller.tmp
    "C:\Users\Admin\AppData\Local\Temp\is-3F1D1.tmp\._cache_KoalageddonInstaller.tmp" /SL5="$50286,2244670,780800,C:\Users\Admin\AppData\Local\Temp\._cache_KoalageddonInstaller.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3684
- 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:1844
- - 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:1824
  - - C:\Users\Admin\AppData\Local\Temp\is-IS39P.tmp\._cache_Synaptics.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-IS39P.tmp\._cache_Synaptics.tmp" /SL5="$70282,2244670,780800,C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      PID:1196

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:2224

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

3

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

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Downloads

C:\ProgramData\Synaptics\Synaptics.exe

Filesize
3.6MB

MD5
8409990c16c5003e804b40bb4f8d8fa7

SHA1
2d6d5458bc2caade8019a09f9cdc8cb9bbc59620

SHA256
e820e5072dddccf820e043634f226ee0223fb5d0473c575f39eb88fce647d477

SHA512
b5da43ad3d24d8c23603af8ef7c78b108f2cdd253464347c844a552a4f213895cf0955a67147c384538ac1b069254e2af535064130b44219962fa12debfcd8f9

Download Submit
C:\Users\Admin\AppData\Local\Programs\Koalageddon\IntegrationWizard32.exe

Filesize
614KB

MD5
8d188050b9e4c0a5f0f24fcea65b1133

SHA1
3b1d04ee1adec2cd53d8721aee45fc112b5700da

SHA256
6c2e59b3ecc0e453a141e7229e25cafeb286ebe27c0c68096c18bfb3ce97b50a

SHA512
e220c535bd4bcc6897eb892e5731ad6e78ffb6d642dffb2ae104e8b5d642cdb53bd2a8e3e90ca62c7b199f85559467f2af0ebee62c1e75b3ca5e2e90c1b53ba8

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

Filesize
2.9MB

MD5
238691250a5960beb04574bbb4ba069c

SHA1
f4f3b5fa7e0edd6aa99587aedfe9dd89a3b582f0

SHA256
6e027b8d745ea9ef349493f65d12347d090b2a6ae7b0162b4f8c9c801a82b7f9

SHA512
941ed390d9fd374c15c26e3027609567f217d0069b8a248c1ae649d5516fd2bf2e6be2ba7547526bd215c727e31ec0c83068d138b585b2b408c157930a3bfb3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-3F1D1.tmp\._cache_KoalageddonInstaller.tmp

Filesize
2.9MB

MD5
094deb38ab94632c639192a61a62e820

SHA1
aeb88d8bf73632dd17dec410054cc7e3bd9ac6f3

SHA256
47feec7d162557b5b989280d6f57bbd44c976d24063d5fe01a68bb4c230cc610

SHA512
8795268aef7c405ed05c522b63cd80519098207fca5ba02281d9a79082ae4b34b5ee8b8648ac1a9782e7f63c53fbdf561f434ec8c97b3f6bb0cd33cc4b96b8ea

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

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
memory/1196-263-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/1196-228-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/1196-219-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/1824-264-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/1824-194-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/1824-218-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/1844-225-0x0000000000400000-0x00000000007AB000-memory.dmp

Filesize
3.7MB

Download
memory/1844-216-0x0000000000400000-0x00000000007AB000-memory.dmp

Filesize
3.7MB

Download
memory/1844-271-0x0000000000400000-0x00000000007AB000-memory.dmp

Filesize
3.7MB

Download
memory/1844-266-0x0000000000400000-0x00000000007AB000-memory.dmp

Filesize
3.7MB

Download
memory/2016-64-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2016-215-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2016-270-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/2016-72-0x0000000000401000-0x00000000004B7000-memory.dmp

Filesize
728KB

Download
memory/2224-199-0x00007FF7EB850000-0x00007FF7EB860000-memory.dmp

Filesize
64KB

Download
memory/2224-201-0x00007FF7EB850000-0x00007FF7EB860000-memory.dmp

Filesize
64KB

Download
memory/2224-200-0x00007FF7EB850000-0x00007FF7EB860000-memory.dmp

Filesize
64KB

Download
memory/2224-197-0x00007FF7EB850000-0x00007FF7EB860000-memory.dmp

Filesize
64KB

Download
memory/2224-206-0x00007FF7E8DD0000-0x00007FF7E8DE0000-memory.dmp

Filesize
64KB

Download
memory/2224-198-0x00007FF7EB850000-0x00007FF7EB860000-memory.dmp

Filesize
64KB

Download
memory/2224-205-0x00007FF7E8DD0000-0x00007FF7E8DE0000-memory.dmp

Filesize
64KB

Download
memory/3684-217-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/3684-268-0x0000000000400000-0x00000000006EE000-memory.dmp

Filesize
2.9MB

Download
memory/4760-0-0x0000000002740000-0x0000000002741000-memory.dmp

Filesize
4KB

Download
memory/4760-131-0x0000000000400000-0x00000000007AB000-memory.dmp

Filesize
3.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads