gh0strat | e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e

General

Target

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe
Size

375KB
MD5

94e5d015983b0f92d45fe3e42b285607
SHA1

5ae548731a6310c2b7d7243b699d12109d4bb5ca
SHA256

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e
SHA512

cff6d560a86df3aa565c46e2ff6937d3039c8f82af7689d2db9b0c31e254ef523aed4c437ed06900c0381d68b2fd9eb9cda7e5e4696c2b6b5f40702449fcb800

Score

10^/10

gh0strat rat upx

Malware Config

Signatures

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4772-136-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4772-137-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4772-138-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4912-152-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1820-156-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1820-157-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1820-159-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1820-161-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3224-177-0x0000000010000000-0x0000000010362000-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
Executes dropped EXE 4 IoCs

Processes:

SQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

pid process

4912 SQLSerasi.exe
1820 SQLSerasi.exe
3224 SQLSerasi.exe
2456 SQLSerasi.exe

pid	process
4912	SQLSerasi.exe
1820	SQLSerasi.exe
3224	SQLSerasi.exe
2456	SQLSerasi.exe

UPX packed file 11 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/4772-133-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4772-136-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4772-137-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4772-138-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4912-152-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1820-151-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1820-156-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1820-157-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1820-159-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1820-161-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3224-177-0x0000000010000000-0x0000000010362000-memory.dmp	upx

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe

Drops file in System32 directory 4 IoCs

Processes:

SQLSerasi.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	SQLSerasi.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	SQLSerasi.exe

Drops file in Program Files directory 2 IoCs

Processes:

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3332 1820 WerFault.exe SQLSerasi.exe

pid	pid_target	process	target process
3332	1820	WerFault.exe	SQLSerasi.exe

Checks processor information in registry 2 TTPs 5 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

SQLSerasi.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SQLSerasi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	SQLSerasi.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	SQLSerasi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString	SQLSerasi.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	SQLSerasi.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

SQLSerasi.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	SQLSerasi.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	SQLSerasi.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	SQLSerasi.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

description	pid	process
Token: SeDebugPrivilege	4772	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe
Token: SeDebugPrivilege	4912	SQLSerasi.exe
Token: SeDebugPrivilege	1820	SQLSerasi.exe
Token: SeDebugPrivilege	1820	SQLSerasi.exe
Token: SeDebugPrivilege	1820	SQLSerasi.exe
Token: SeDebugPrivilege	3224	SQLSerasi.exe
Token: SeDebugPrivilege	2456	SQLSerasi.exe
Token: SeDebugPrivilege	3224	SQLSerasi.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exeSQLSerasi.exe

description	pid	process	target process
PID 4772 wrote to memory of 4912	4772	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe	SQLSerasi.exe
PID 4772 wrote to memory of 4912	4772	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe	SQLSerasi.exe
PID 4772 wrote to memory of 4912	4772	e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe	SQLSerasi.exe
PID 1820 wrote to memory of 3224	1820	SQLSerasi.exe	SQLSerasi.exe
PID 1820 wrote to memory of 3224	1820	SQLSerasi.exe	SQLSerasi.exe
PID 1820 wrote to memory of 3224	1820	SQLSerasi.exe	SQLSerasi.exe
PID 1820 wrote to memory of 2456	1820	SQLSerasi.exe	SQLSerasi.exe
PID 1820 wrote to memory of 2456	1820	SQLSerasi.exe	SQLSerasi.exe
PID 1820 wrote to memory of 2456	1820	SQLSerasi.exe	SQLSerasi.exe

C:\Users\Admin\AppData\Local\Temp\e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe
"C:\Users\Admin\AppData\Local\Temp\e7184319f8bcc00d6e9f17542b917c537d6e21e0f068c367d360c44afd7f817e.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4772

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4912

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1820

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:3224

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
"C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 636
2⤵
- Program crash
PID:3332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1820 -ip 1820
1⤵
PID:2268

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
c76a08483da34968a980f61c4ed213b2

SHA1
31c6a8bb95c024b52f3c8d62a61450741275d947

SHA256
a3826acb079a1ba1b1117d8d0036f2d91b630ef2a7aabd39149510b700901b20

SHA512
cb017094bd75a1ae72a40f3b84dc9fc2da093243d79d2c3b0a2975dc128a81d5a34b931b35c6699b415974e46be9c3e2b5f05f35d1c0c16fc333dde7e76366fe

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
c76a08483da34968a980f61c4ed213b2

SHA1
31c6a8bb95c024b52f3c8d62a61450741275d947

SHA256
a3826acb079a1ba1b1117d8d0036f2d91b630ef2a7aabd39149510b700901b20

SHA512
cb017094bd75a1ae72a40f3b84dc9fc2da093243d79d2c3b0a2975dc128a81d5a34b931b35c6699b415974e46be9c3e2b5f05f35d1c0c16fc333dde7e76366fe

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
c76a08483da34968a980f61c4ed213b2

SHA1
31c6a8bb95c024b52f3c8d62a61450741275d947

SHA256
a3826acb079a1ba1b1117d8d0036f2d91b630ef2a7aabd39149510b700901b20

SHA512
cb017094bd75a1ae72a40f3b84dc9fc2da093243d79d2c3b0a2975dc128a81d5a34b931b35c6699b415974e46be9c3e2b5f05f35d1c0c16fc333dde7e76366fe

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
c76a08483da34968a980f61c4ed213b2

SHA1
31c6a8bb95c024b52f3c8d62a61450741275d947

SHA256
a3826acb079a1ba1b1117d8d0036f2d91b630ef2a7aabd39149510b700901b20

SHA512
cb017094bd75a1ae72a40f3b84dc9fc2da093243d79d2c3b0a2975dc128a81d5a34b931b35c6699b415974e46be9c3e2b5f05f35d1c0c16fc333dde7e76366fe

Download Submit
C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe
Filesize
39.4MB

MD5
c76a08483da34968a980f61c4ed213b2

SHA1
31c6a8bb95c024b52f3c8d62a61450741275d947

SHA256
a3826acb079a1ba1b1117d8d0036f2d91b630ef2a7aabd39149510b700901b20

SHA512
cb017094bd75a1ae72a40f3b84dc9fc2da093243d79d2c3b0a2975dc128a81d5a34b931b35c6699b415974e46be9c3e2b5f05f35d1c0c16fc333dde7e76366fe

Download Submit
memory/1820-154-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1820-151-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1820-161-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1820-159-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1820-157-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1820-156-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2456-163-0x0000000000000000-mapping.dmp

Download
memory/2456-178-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2456-176-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2456-179-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2456-180-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3224-160-0x0000000000000000-mapping.dmp

Download
memory/3224-177-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3224-175-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4772-144-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4772-138-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4772-132-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4772-139-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4772-136-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4772-133-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4772-137-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4912-152-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4912-158-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4912-140-0x0000000000000000-mapping.dmp

Download
memory/4912-147-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads