gh0strat | 4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7

General

Target

4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
Size

6.6MB
MD5

3e74e6505a8497e115f02a8d93047b70
SHA1

542a19cd5523d3c8c42d137f2d9343967ba458cf
SHA256

4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7
SHA512

058f08f1772075b2763186c0661f8dd53c00ae30274ec5307d295dbf4e2f671c58eeda6ea2e6f21cbc44a816340d8d929ab2c0f2bbe5af6c605e41abcc1f966d
SSDEEP

49152:aYREXSVMDi31HjnsHyjtk2MYC5GDI0xqRXlJBgyW:P2SVMD81Dnsmtk2aCaVJBgyW

Score

10^/10

gh0strat xred backdoor discovery persistence rat

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

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0007000000019273-6.dat	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat
Xred
Xred is backdoor written in Delphi.
backdoor xred
Xred family
xred

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\259433297.bat"	look2.exe

Executes dropped EXE 6 IoCs

pid	Process
1988	look2.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2764	._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2224	Synaptics.exe
2628	._cache_Synaptics.exe
1048	svchcst.exe

Loads dropped DLL 15 IoCs

pid	Process
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
1988	look2.exe
3068	svchost.exe
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2224	Synaptics.exe
2224	Synaptics.exe
2224	Synaptics.exe
3068	svchost.exe
1048	svchcst.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"	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259433297.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.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 9 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	look2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
2252	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2764	._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2764	._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
2628	._cache_Synaptics.exe
2628	._cache_Synaptics.exe
2252	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 1988	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	30
PID 768 wrote to memory of 1988	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	30
PID 768 wrote to memory of 1988	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	30
PID 768 wrote to memory of 1988	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	30
PID 768 wrote to memory of 2480	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	33
PID 768 wrote to memory of 2480	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	33
PID 768 wrote to memory of 2480	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	33
PID 768 wrote to memory of 2480	768	4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	33
PID 2480 wrote to memory of 2764	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	34
PID 2480 wrote to memory of 2764	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	34
PID 2480 wrote to memory of 2764	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	34
PID 2480 wrote to memory of 2764	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	34
PID 2480 wrote to memory of 2224	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	35
PID 2480 wrote to memory of 2224	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	35
PID 2480 wrote to memory of 2224	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	35
PID 2480 wrote to memory of 2224	2480	HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe	35
PID 2224 wrote to memory of 2628	2224	Synaptics.exe	36
PID 2224 wrote to memory of 2628	2224	Synaptics.exe	36
PID 2224 wrote to memory of 2628	2224	Synaptics.exe	36
PID 2224 wrote to memory of 2628	2224	Synaptics.exe	36
PID 3068 wrote to memory of 1048	3068	svchost.exe	38
PID 3068 wrote to memory of 1048	3068	svchost.exe	38
PID 3068 wrote to memory of 1048	3068	svchost.exe	38
PID 3068 wrote to memory of 1048	3068	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
"C:\Users\Admin\AppData\Local\Temp\4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:768
- C:\Users\Admin\AppData\Local\Temp\look2.exe
  C:\Users\Admin\AppData\Local\Temp\\look2.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1988
- C:\Users\Admin\AppData\Local\Temp\HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
  C:\Users\Admin\AppData\Local\Temp\HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2480
- - C:\Users\Admin\AppData\Local\Temp\._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2764
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2224
  - - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2628

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2392

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\259433297.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1048

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:2252

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

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

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:\Users\Admin\AppData\Local\Temp\._cache_HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe

Filesize
972KB

MD5
9be9baef8f5bddb382889aeb190b341c

SHA1
79c452f0f15824c1642fc8fedd7be5a4314ac089

SHA256
3fcb28d168674e3fcc8d388914a54b49a6a49f254081a4827b121c3e38565e45

SHA512
d9410f421b64718c037a2f2fa9c012d7e55935ab90d34059aceec691d1751866c89cef110192413e17f973779bd661692970efcfec0a7735a29c672d0cc3686a

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
4.9MB

MD5
19126e714c4ca9f0c943f3974c605963

SHA1
72913394c66498e1f41c78772f22694a49b9f7d4

SHA256
fb71ce1fb048e224658c30eddc1b9576b252d78d3d7f6dae7e9d4e801b5aa02f

SHA512
e14d85eda33a0ddf7bc1614352d5102133ca2a260c7461623d2d66e42b394d76823a9f4f61b45a9009de72eb6333639789e4aea0069eb55cf568c10b98056ff1

Download Submit
C:\Users\Admin\AppData\Local\Temp\s9uRe8Ki.xlsm

Filesize
17KB

MD5
e566fc53051035e1e6fd0ed1823de0f9

SHA1
00bc96c48b98676ecd67e81a6f1d7754e4156044

SHA256
8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

SHA512
a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

Download Submit
C:\Users\Admin\AppData\Local\Temp\s9uRe8Ki.xlsm

Filesize
25KB

MD5
cc7502d50238b2bd48861ea4a03da317

SHA1
f3e806b1358ae0868a02c9540ca35a6556394217

SHA256
00676b79372673a8167b647eb346101ced08a3a87ae791a5ea3ab4b3373e0596

SHA512
8464ebc4c99d672b71db8993ae048ccd8f1d45db88c1dc422035d7407788fa08c3e60969e650c5af726b0c023aafdd0a3c04e371c8811fd3ee759682d7ced651

Download Submit
\Users\Admin\AppData\Local\Temp\HD_4066ba34407980fa5c44d2603a771096605bbdab4c7dc1fa4c820947014c7cf7.exe

Filesize
1.7MB

MD5
7fa42ffc17069589fd85c3ea2b46a57c

SHA1
24bae7958b39d3f308f3cc4cbe30bea7b3427bf1

SHA256
f0026fa17ef0d858292b5e9564623a7770a58e048479da86ae49ff91994b1f80

SHA512
87e8c012a01f9b54aed577ed254b7d9a05523d95092eeb3a3a984cd3d100e97a1a41ee99e12bb84ac95eeadf94869fa4c70968f6b3af776fe67b59ffd6c5209a

Download Submit
\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259433297.bat

Filesize
51KB

MD5
b3463397832f97540cd7e138a98622f6

SHA1
e491045e9439e993693330316199fa3705eafa8f

SHA256
b028f90abf560e7a5caa9201192ea9c82e3d4f7f69848c0cad5c0d23c638c155

SHA512
c22b4d69d9195768796cf83cd0a6072a5a9fdd02c51e03b7351182439b70266164cfaf9c50f6157e69ee1eb8bd3516bb55138e9b30b06e474387ea60971a301f

Download Submit
\Windows\SysWOW64\svchcst.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2224-125-0x0000000000400000-0x00000000005B5000-memory.dmp

Filesize
1.7MB

Download
memory/2224-126-0x0000000000400000-0x00000000005B5000-memory.dmp

Filesize
1.7MB

Download
memory/2224-131-0x0000000000400000-0x00000000005B5000-memory.dmp

Filesize
1.7MB

Download
memory/2224-158-0x0000000000400000-0x00000000005B5000-memory.dmp

Filesize
1.7MB

Download
memory/2252-76-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2480-63-0x0000000000400000-0x00000000005B5000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads