gh0strat | 834764e7e9906bcbeba66e60fe0e2d5cc1b68a96b2fb6b31b4e25158d8eb6f6f

General

Target

39fababba7d029c45faf67fd53321535_JaffaCakes118.exe
Size

132KB
MD5

39fababba7d029c45faf67fd53321535
SHA1

6f928bb32360d22c83e1fcda78d0f9bc102fb4db
SHA256

834764e7e9906bcbeba66e60fe0e2d5cc1b68a96b2fb6b31b4e25158d8eb6f6f
SHA512

ef0caaa4ebfc2d489538406c4a096de90ac8910d67377c4e4125ea4511d04304848cc001c7b6f96e941092a4409a237249300ad2e6cae9070eeace225f20f425
SSDEEP

3072:uIpItspWo6hSTBfCkRC57FBsQTcysxlwTUbp/kw5rHFVc:ctspW5hSTB6kRC57FBsQTaxlx5Tz

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0013000000016d37-11.dat	family_gh0strat
behavioral1/memory/2656-16-0x0000000010000000-0x0000000010023000-memory.dmp	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

Deletes itself 1 IoCs

pid	Process
344	hhgxqxxmuv

Executes dropped EXE 1 IoCs

pid	Process
344	hhgxqxxmuv

Loads dropped DLL 3 IoCs

pid	Process
2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe
2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe
2656	svchost.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	svchost.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lpljvioyll	svchost.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Google\google.ddf	hhgxqxxmuv
File created	\??\c:\progra~2\google\lpljvio.txt	svchost.exe
File opened for modification	\??\c:\progra~2\google\google.ddf	svchost.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	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2656	svchost.exe
2656	svchost.exe
2656	svchost.exe
2656	svchost.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

description	pid	Process
Token: SeRestorePrivilege	344	hhgxqxxmuv
Token: SeBackupPrivilege	344	hhgxqxxmuv
Token: SeBackupPrivilege	344	hhgxqxxmuv
Token: SeRestorePrivilege	344	hhgxqxxmuv
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeRestorePrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeSecurityPrivilege	2656	svchost.exe
Token: SeSecurityPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeSecurityPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeRestorePrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeSecurityPrivilege	2656	svchost.exe
Token: SeBackupPrivilege	2656	svchost.exe
Token: SeRestorePrivilege	2656	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 344	2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe	30
PID 2684 wrote to memory of 344	2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe	30
PID 2684 wrote to memory of 344	2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe	30
PID 2684 wrote to memory of 344	2684	39fababba7d029c45faf67fd53321535_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\39fababba7d029c45faf67fd53321535_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\39fababba7d029c45faf67fd53321535_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2684
- \??\c:\users\admin\appdata\local\hhgxqxxmuv
  "C:\Users\Admin\AppData\Local\Temp\39fababba7d029c45faf67fd53321535_JaffaCakes118.exe"a -sc:\users\admin\appdata\local\temp\39fababba7d029c45faf67fd53321535_jaffacakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  PID:344

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in System32 directory
- Drops file in Program Files directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\progra~2\google\google.ddf

Filesize
660KB

MD5
fda69d82b4e9830e6f6efe2b3aae73de

SHA1
b861ee1771d3cfc9b6aede6fd89d6a29e070f82e

SHA256
1d52fc1f28babd194c6013ea8d225d3444959df2396dd67e8016fc83cf17e1db

SHA512
74389c96dbcc96ee9638b5987577e747c98b3daaedc850e5296161334e1cd7720918d782d0a2e36f251b97a1d935c6744f455724266a03664b1e08ca7b35b7ed

Download Submit
\Users\Admin\AppData\Local\hhgxqxxmuv

Filesize
21.8MB

MD5
f4e8ae0e51306ba6eac9891e3008b1cc

SHA1
9ab5a7f3cb020cecd2b6dbe95fe8ef4482280156

SHA256
a9948714ec0f89f5575130bcd99a7648b9d71d61b823d4a1e65b9695c63c4c27

SHA512
fcc230915736ef4211beb5d2935eb3b6b2f2a54069d7dd26d6cbda2f70867a1406a0d7bc756c9871b9c68ae7f6b8502257cd5f0550238041dc0b74f3f2a7f10d

Download Submit
memory/2656-13-0x0000000074CF3000-0x0000000074CF4000-memory.dmp

Filesize
4KB

Download
memory/2656-16-0x0000000010000000-0x0000000010023000-memory.dmp

Filesize
140KB

Download
memory/2656-17-0x0000000074CE0000-0x0000000074DF0000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads