gh0strat | 7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb

General

Target

7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe
Size

207KB
MD5

53c740723cfe2f96c511a560c33ad262
SHA1

ce1ae1dbeb53354776a94f28f176a7e7a9e014fb
SHA256

7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb
SHA512

71640f59e40f7d8f6d0be2f0c62d6469fcf917b0c580a566ae819f06d02d622839f040c38b226b5fd66fc5956d2704ac654c894ff19ab996d684dc2364e08f34
SSDEEP

3072:fP5gvNVLIfHQja1RfmLQADwSKkhU+tLgT5lODbiC8r1PkTF:X2vnSwjaOcADw9cUeCOf

Score

10^/10

gh0strat bootkit discovery persistence rat spyware stealer

Malware Config

Extracted

Family

gh0strat

C2

107.163.241.193:6520

http://107.163.241.181:16300/

http://107.163.241.182:12354/login.php

Attributes

user_agent
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C))

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0)

Signatures

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

Deletes itself 1 IoCs

pid	Process
1452	tauec.exe

Executes dropped EXE 2 IoCs

pid	Process
1452	tauec.exe
2760	eqw.exe

Loads dropped DLL 7 IoCs

pid	Process
2536	cmd.exe
2536	cmd.exe
1452	tauec.exe
2760	eqw.exe
2760	eqw.exe
2760	eqw.exe
2760	eqw.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "c:\\Program Files\\frtigox\\eqw.exe \"c:\\Program Files\\frtigox\\eqwlj.dll\",Compliance"	eqw.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\h:	eqw.exe
File opened (read-only)	\??\k:	eqw.exe
File opened (read-only)	\??\t:	eqw.exe
File opened (read-only)	\??\v:	eqw.exe
File opened (read-only)	\??\w:	eqw.exe
File opened (read-only)	\??\x:	eqw.exe
File opened (read-only)	\??\y:	eqw.exe
File opened (read-only)	\??\a:	eqw.exe
File opened (read-only)	\??\b:	eqw.exe
File opened (read-only)	\??\i:	eqw.exe
File opened (read-only)	\??\m:	eqw.exe
File opened (read-only)	\??\n:	eqw.exe
File opened (read-only)	\??\p:	eqw.exe
File opened (read-only)	\??\s:	eqw.exe
File opened (read-only)	\??\e:	eqw.exe
File opened (read-only)	\??\g:	eqw.exe
File opened (read-only)	\??\l:	eqw.exe
File opened (read-only)	\??\o:	eqw.exe
File opened (read-only)	\??\r:	eqw.exe
File opened (read-only)	\??\u:	eqw.exe
File opened (read-only)	\??\j:	eqw.exe
File opened (read-only)	\??\q:	eqw.exe
File opened (read-only)	\??\z:	eqw.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PHYSICALDRIVE0	eqw.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	\??\c:\Program Files\frtigox	tauec.exe
File created	\??\c:\Program Files\frtigox\eqwlj.dll	tauec.exe
File created	\??\c:\Program Files\frtigox\eqw.exe	tauec.exe
File opened for modification	\??\c:\Program Files\frtigox\eqw.exe	tauec.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	tauec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eqw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2536	cmd.exe
2124	PING.EXE

Checks processor information in registry 2 TTPs 2 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	eqw.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	eqw.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2124	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2760	eqw.exe
2760	eqw.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	eqw.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2328	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe
1452	tauec.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2328 wrote to memory of 2536	2328	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe	30
PID 2328 wrote to memory of 2536	2328	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe	30
PID 2328 wrote to memory of 2536	2328	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe	30
PID 2328 wrote to memory of 2536	2328	7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe	30
PID 2536 wrote to memory of 2124	2536	cmd.exe	32
PID 2536 wrote to memory of 2124	2536	cmd.exe	32
PID 2536 wrote to memory of 2124	2536	cmd.exe	32
PID 2536 wrote to memory of 2124	2536	cmd.exe	32
PID 2536 wrote to memory of 1452	2536	cmd.exe	33
PID 2536 wrote to memory of 1452	2536	cmd.exe	33
PID 2536 wrote to memory of 1452	2536	cmd.exe	33
PID 2536 wrote to memory of 1452	2536	cmd.exe	33
PID 1452 wrote to memory of 2760	1452	tauec.exe	34
PID 1452 wrote to memory of 2760	1452	tauec.exe	34
PID 1452 wrote to memory of 2760	1452	tauec.exe	34
PID 1452 wrote to memory of 2760	1452	tauec.exe	34

C:\Users\Admin\AppData\Local\Temp\7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe
"C:\Users\Admin\AppData\Local\Temp\7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\tauec.exe "C:\Users\Admin\AppData\Local\Temp\7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2536
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2124
- - C:\Users\Admin\AppData\Local\Temp\tauec.exe
    C:\Users\Admin\AppData\Local\Temp\\tauec.exe "C:\Users\Admin\AppData\Local\Temp\7aa76220f0ad7ac57d4f0b40dde39bafa35eb3a1afc54e140ee48332161672fb.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1452
  - - \??\c:\Program Files\frtigox\eqw.exe
      "c:\Program Files\frtigox\eqw.exe" "c:\Program Files\frtigox\eqwlj.dll",Compliance C:\Users\Admin\AppData\Local\Temp\tauec.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Enumerates connected drives
      Writes to the Master Boot Record (MBR)
      System Location Discovery: System Language Discovery
      Checks processor information in registry
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2760

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

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\Program Files\frtigox\eqwlj.dll

Filesize
141KB

MD5
0d77ffa33e338ccc37e40266243cb5a3

SHA1
0b91295f479e593aecdeb9df9c98fd1835a7579a

SHA256
1301e17f1a1d1125eb2f992af8401726031dea958e378613ebe154ab4daec922

SHA512
9b64a91791ca2c22f5d0c49e39f6f8e03d611cfe9ef50d6e9ed4c97dfd29791a8ca1d1eccf0db6cebf4343d29fea0e9819aafe0bfda259bb2afaeb45a7e6d4b5

Download Submit
\Program Files\frtigox\eqw.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

Filesize
207KB

MD5
32cefb441b498ecef90cd1a4a1e30aed

SHA1
409f36269152ad344d303cb3ce85c5c0279df5b2

SHA256
a858e84e44ce553ec646a4211467aea3bf3aa7b0383d6f549ad3b024026bde43

SHA512
4f2d4bc446e6a35f04682ae1a9d819876f53785d039257ee4cd8679807b80404a09f5b889bfa0ced7764e05765ad63f91aa36bbf445f2f64747c9bc6001a4a1d

Download Submit
memory/1452-18-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1452-11-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/1452-10-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2328-0-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2328-2-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2328-1-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2328-4-0x0000000000400000-0x000000000044901D-memory.dmp

Filesize
292KB

Download
memory/2536-6-0x0000000000350000-0x000000000039A000-memory.dmp

Filesize
296KB

Download
memory/2760-30-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2760-27-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2760-26-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2760-29-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2760-28-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download
memory/2760-33-0x0000000010000000-0x000000001004E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads