gh0strat | dea1eb2076ae50fcbf957bc4d16b821feafecfff19412866688898c55096d6a4

General

Target

0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe
Size

96KB
MD5

0e65d41d8af3502c4e0ff743e282f2fb
SHA1

af0c603c5fe9cf5cb5ce23f81a657ebd01ee8e43
SHA256

dea1eb2076ae50fcbf957bc4d16b821feafecfff19412866688898c55096d6a4
SHA512

e8559db28b40e3d44e2ca700f84e33a7c6d3b7780d85316f9eb24eeda0e267fe4dda6e7591ab9848b54d01fc1ce4d1c5649d665f82ff71ef555a1e2671610586
SSDEEP

1536:ahFusSx9qYMhdFHS8qdydo3nTzhYxJA+CwNUtBZVY9v8prDH5VXeteq5ag:a3S4jHS8q/3nTzePCwNUh4E975FTqQg

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0009000000016c9d-20.dat	family_gh0strat
behavioral1/memory/2996-22-0x0000000000400000-0x000000000044E308-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
2996	fqnwlsoiif

Executes dropped EXE 1 IoCs

pid	Process
2996	fqnwlsoiif

Loads dropped DLL 3 IoCs

pid	Process
1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe
1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe
2936	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 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\tgtiuqjyit	svchost.exe
File created	C:\Windows\SysWOW64\tpbqgbwkur	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 3 IoCs

pid	Process
2996	fqnwlsoiif
2936	svchost.exe
2936	svchost.exe

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeRestorePrivilege	2996	fqnwlsoiif
Token: SeBackupPrivilege	2996	fqnwlsoiif
Token: SeBackupPrivilege	2996	fqnwlsoiif
Token: SeRestorePrivilege	2996	fqnwlsoiif
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeRestorePrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeSecurityPrivilege	2936	svchost.exe
Token: SeSecurityPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeSecurityPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeSecurityPrivilege	2936	svchost.exe
Token: SeBackupPrivilege	2936	svchost.exe
Token: SeRestorePrivilege	2936	svchost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 2996	1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe	28
PID 1720 wrote to memory of 2996	1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe	28
PID 1720 wrote to memory of 2996	1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe	28
PID 1720 wrote to memory of 2996	1720	0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1720
- \??\c:\users\admin\appdata\local\fqnwlsoiif
  "C:\Users\Admin\AppData\Local\Temp\0e65d41d8af3502c4e0ff743e282f2fb_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\0e65d41d8af3502c4e0ff743e282f2fb_jaffacakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2996

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
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2936

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:\programdata\application data\storm\update\%sessionname%\rerjp.cc3

Filesize
21.0MB

MD5
dd387291cfdb2ee89677d0bfd225f0f7

SHA1
2e64335924ba154852b740361e6b7e3349f7e570

SHA256
a3994feae462738f48e4528af89f70f9581eeeba78f8b4901b3499de705bc78d

SHA512
70be90c1ef1ce3d404f9a81f4fc63ea25a6092079b18b2d5d6de9a19762756ad1cb13256873d54543d8dce487e890d2651e568c1943061426fbf41ebc3793704

Download Submit
\Users\Admin\AppData\Local\fqnwlsoiif

Filesize
24.4MB

MD5
210fbb0beccd2b6c2d4a903fcd1f9086

SHA1
9fcb560b6ba8678d4bd37cdcf7d3de78f0b8bd73

SHA256
62ee1b58d978d8159c7fd5eb7135b9fcf315bb26466d0afd6524ae0f812b2172

SHA512
ad78171c1f51ce140d975b7c82e1c803f8960941e630c2777b0c17e3bcf86c91b8d0e894d23106faaca3e1be74908249978d51ceef6458e0a34ea2bd6237b361

Download Submit
memory/1720-2-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1720-1-0x0000000000400000-0x000000000044E308-memory.dmp

Filesize
312KB

Download
memory/1720-12-0x0000000000400000-0x000000000044E308-memory.dmp

Filesize
312KB

Download
memory/1720-14-0x0000000000230000-0x000000000027F000-memory.dmp

Filesize
316KB

Download
memory/2936-23-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/2996-17-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2996-16-0x0000000000400000-0x000000000044E308-memory.dmp

Filesize
312KB

Download
memory/2996-22-0x0000000000400000-0x000000000044E308-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads