gh0strat | 7351f766fb6d17f01154cea240704b351bc76a34108d3238b330d7a5bb0e1156

General

Target

74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe
Size

192KB
MD5

74a0fb0e3ff8e93bf23b54818a5fda46
SHA1

706d44eb508ca1c4121459c1da8d328b98fa0e2b
SHA256

7351f766fb6d17f01154cea240704b351bc76a34108d3238b330d7a5bb0e1156
SHA512

4bfae519dccbbdbb9c9e571df61b3683d0fde5b3b1f063f323446644bcd474c80127c1445bebf262006fb236ccfbc8de384adac8fe683b8fb3146f4531554b3f
SSDEEP

3072:KhqLTH1JnWVch96O6V/Qk2WKdwQH/hnSI5+ulG3K97q7cOh3TS3y87wxqK/lGAOs:BfXnWVcKRzQdvHn3K/lGAONx3

Score

10^/10

gh0strat discovery rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1048-4-0x0000000000400000-0x0000000000431000-memory.dmp	family_gh0strat
\??\c:\program files (x86)\%sessionname%\njvbn.xm	family_gh0strat
behavioral2/memory/4540-13-0x0000000010000000-0x0000000010029000-memory.dmp	family_gh0strat
behavioral2/memory/2592-16-0x0000000010000000-0x0000000010029000-memory.dmp	family_gh0strat
behavioral2/memory/1568-19-0x0000000010000000-0x0000000010029000-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

Processes:

fvdmud

pid process

8 fvdmud
Executes dropped EXE 1 IoCs

Processes:

fvdmud

pid process

8 fvdmud
Loads dropped DLL 3 IoCs

Processes:

svchost.exesvchost.exesvchost.exe

pid process

4540 svchost.exe
2592 svchost.exe
1568 svchost.exe

pid	process
8	fvdmud

pid	process
8	fvdmud

pid	process
4540	svchost.exe
2592	svchost.exe
1568	svchost.exe

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchost.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\wmwdvvftll	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchost.exe.txt	svchost.exe
File created	C:\Windows\SysWOW64\wukveyhryh	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchost.exe.txt	svchost.exe
File created	C:\Windows\SysWOW64\wukveyhryh	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchost.exe.txt	svchost.exe

Drops file in Program Files directory 1 IoCs

Processes:

fvdmud

description ioc process

File opened for modification C:\Program Files (x86)\%SESSIONNAME%\njvbn.xm fvdmud
Program crash 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

2916 4540 WerFault.exe svchost.exe
3976 2592 WerFault.exe svchost.exe
1604 1568 WerFault.exe svchost.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\%SESSIONNAME%\njvbn.xm	fvdmud

pid	pid_target	process	target process
2916	4540	WerFault.exe	svchost.exe
3976	2592	WerFault.exe	svchost.exe
1604	1568	WerFault.exe	svchost.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

Processes:

svchost.exe74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exefvdmudsvchost.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fvdmud
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe

pid process

1048 74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe

pid	process
1048	74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

Processes:

fvdmudsvchost.exesvchost.exesvchost.exe

description	pid	process
Token: SeBackupPrivilege	8	fvdmud
Token: SeRestorePrivilege	8	fvdmud
Token: SeBackupPrivilege	8	fvdmud
Token: SeRestorePrivilege	8	fvdmud
Token: SeBackupPrivilege	8	fvdmud
Token: SeRestorePrivilege	8	fvdmud
Token: SeBackupPrivilege	8	fvdmud
Token: SeRestorePrivilege	8	fvdmud
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeRestorePrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeSecurityPrivilege	4540	svchost.exe
Token: SeSecurityPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeSecurityPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeSecurityPrivilege	4540	svchost.exe
Token: SeBackupPrivilege	4540	svchost.exe
Token: SeRestorePrivilege	4540	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeRestorePrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeSecurityPrivilege	2592	svchost.exe
Token: SeSecurityPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeSecurityPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeSecurityPrivilege	2592	svchost.exe
Token: SeBackupPrivilege	2592	svchost.exe
Token: SeRestorePrivilege	2592	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeRestorePrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeSecurityPrivilege	1568	svchost.exe
Token: SeSecurityPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeSecurityPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeSecurityPrivilege	1568	svchost.exe
Token: SeBackupPrivilege	1568	svchost.exe
Token: SeRestorePrivilege	1568	svchost.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe

description	pid	process	target process
PID 1048 wrote to memory of 8	1048	74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe	fvdmud
PID 1048 wrote to memory of 8	1048	74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe	fvdmud
PID 1048 wrote to memory of 8	1048	74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe	fvdmud

C:\Users\Admin\AppData\Local\Temp\74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1048

\??\c:\users\admin\appdata\local\fvdmud
"C:\Users\Admin\AppData\Local\Temp\74a0fb0e3ff8e93bf23b54818a5fda46_JaffaCakes118.exe"a -s
2⤵
- Deletes itself
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:8

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 1072
2⤵
- Program crash
PID:2916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 4540 -ip 4540
1⤵
PID:4496

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 940
2⤵
- Program crash
PID:3976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2592 -ip 2592
1⤵
PID:4888

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 1096
2⤵
- Program crash
PID:1604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1568 -ip 1568
1⤵
PID:3920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\fvdmud

Filesize
192KB

MD5
9a3b7a6563ba82a2de229c3a32899ed2

SHA1
f58777a7e3e482d2e15373b2c6d50b510f739f39

SHA256
7646a09ef8dd97ab57e752351174e64cd5c7f81af3d89f2d21c8a295e1e08df9

SHA512
59d52af7a5791768c8e823cd397824e1917e8070a886315036ab87698adff90bf414f804857ddae73e141ab692b24ef9685fe1d1aada1984516a0831cf3c02c9

Download Submit
C:\Windows\SysWOW64\svchost.exe.txt

Filesize
204B

MD5
1c7474eb9a13bb56f645c36979127dfb

SHA1
d646418e3173466fb60daa653f22f7910e6ef196

SHA256
fa12df3f5532c6ef5ce4d8fdcc219443006137cd607850bf19bc1bbe83122bfd

SHA512
9bb75179ca9ae74d297ca6c7e979627f556629775a7cd4e2fb7cc8fd49387f5af5ba784825aaa00147b23b4ef1a91723512df356f819d373b32e7f78708857fc

Download Submit
C:\Windows\SysWOW64\svchost.exe.txt

Filesize
264B

MD5
c02bc12ed5bd35e431b39965cff38006

SHA1
f75a9924eef67be5e89eebb1b728a53d397f8aea

SHA256
78c5c0eba8be6a8f2db23e2c8f275e23592902e3b18ea0b6d81d55d6691d54e1

SHA512
729d92b995aa3b701bfd95ace376d6af75d0eb795265eb053d0312c06c220c6eed214ed438fb5901df5fcf0cb00f08bbac4311accbac7258567d851e09b93d6c

Download Submit
\??\c:\program files (x86)\%sessionname%\njvbn.xm

Filesize
1.3MB

MD5
6947a4b3f3fc226c2f182a07dc24754b

SHA1
b4cc91d43c9dadc5239dae10174a17ed0f3b1c39

SHA256
bee136586a34a870e0b9e6203ba5c553f50b344b3022036bb2b3a3199ce9c2f1

SHA512
392a5341c928ba590f11711610a1346d544bba9bbb43064e51aaa49a57ae06ddee106b0600116825599590fb1193f635f51e0ccfe37e2590598cfab77fc70e04

Download Submit
memory/1048-4-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/1568-19-0x0000000010000000-0x0000000010029000-memory.dmp

Filesize
164KB

Download
memory/2592-16-0x0000000010000000-0x0000000010029000-memory.dmp

Filesize
164KB

Download
memory/4540-13-0x0000000010000000-0x0000000010029000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads