gh0strat | 153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3

General

Target

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe
Size

375KB
MD5

6775433aada04da42f2dcacb863bff9a
SHA1

289bf6f2c50685d6153bbc762aad32571600d86a
SHA256

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3
SHA512

465fa8c27df4dea1ed972adc89fe4c0b4d17d4969023ee88b0d4a12df15e0c9240c45f9afa9a8b714ac44432f623572a7329cace68a8688a09bb6ccd857d6741

Score

10^/10

gh0strat rat upx

Malware Config

Signatures

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4296-135-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4296-134-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4296-136-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/552-151-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/8-150-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/552-153-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/552-155-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2648-173-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/5072-174-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/552-176-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/5072-177-0x0000000010000000-0x0000000010362000-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

8 SQLSerasi.exe
552 SQLSerasi.exe
2648 SQLSerasi.exe
5072 SQLSerasi.exe

pid	process
8	SQLSerasi.exe
552	SQLSerasi.exe
2648	SQLSerasi.exe
5072	SQLSerasi.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/4296-130-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4296-135-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4296-134-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4296-136-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/552-147-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/552-151-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/8-150-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/552-153-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/552-155-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2648-173-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/5072-174-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/552-176-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/5072-177-0x0000000010000000-0x0000000010362000-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:

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.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\History\History.IE5	SQLSerasi.exe
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

Drops file in Program Files directory 2 IoCs

Processes:

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.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

5056 552 WerFault.exe SQLSerasi.exe

pid	pid_target	process	target process
5056	552	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\ProxyBypass = "1"	SQLSerasi.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	SQLSerasi.exe
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

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exeSQLSerasi.exe

description	pid	process
Token: SeDebugPrivilege	4296	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe
Token: SeDebugPrivilege	8	SQLSerasi.exe
Token: SeDebugPrivilege	552	SQLSerasi.exe
Token: SeDebugPrivilege	552	SQLSerasi.exe
Token: SeDebugPrivilege	552	SQLSerasi.exe
Token: SeDebugPrivilege	5072	SQLSerasi.exe
Token: SeDebugPrivilege	2648	SQLSerasi.exe
Token: SeDebugPrivilege	5072	SQLSerasi.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exeSQLSerasi.exe

description	pid	process	target process
PID 4296 wrote to memory of 8	4296	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe	SQLSerasi.exe
PID 4296 wrote to memory of 8	4296	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe	SQLSerasi.exe
PID 4296 wrote to memory of 8	4296	153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe	SQLSerasi.exe
PID 552 wrote to memory of 2648	552	SQLSerasi.exe	SQLSerasi.exe
PID 552 wrote to memory of 2648	552	SQLSerasi.exe	SQLSerasi.exe
PID 552 wrote to memory of 2648	552	SQLSerasi.exe	SQLSerasi.exe
PID 552 wrote to memory of 5072	552	SQLSerasi.exe	SQLSerasi.exe
PID 552 wrote to memory of 5072	552	SQLSerasi.exe	SQLSerasi.exe
PID 552 wrote to memory of 5072	552	SQLSerasi.exe	SQLSerasi.exe

C:\Users\Admin\AppData\Local\Temp\153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe
"C:\Users\Admin\AppData\Local\Temp\153948dc95a042a29c2f5314aac8460107f6c57e74f4c4344fc2cf9cc9da07b3.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4296

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:8

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:552

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:2648

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:5072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 644
2⤵
- Program crash
PID:5056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 552 -ip 552
1⤵
PID:3048

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

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Downloads

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

MD5
42ee1b4662d2dd3838c863e349ec8bbb

SHA1
1b796d638cb5bc2c81023ad99ab2259407d86c8a

SHA256
ab1a7aea73560515f410d0bea90ff98107cf0551ec2d865a6d5ac22684acf2e5

SHA512
2b17bc4377904e807c55a7acca59b2f57b6804c1b6f352233971333a6361262f7c18592bda372d121fa46ac355ba52b03e6ee3057ee48f86b941875dc29b68ef

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

MD5
42ee1b4662d2dd3838c863e349ec8bbb

SHA1
1b796d638cb5bc2c81023ad99ab2259407d86c8a

SHA256
ab1a7aea73560515f410d0bea90ff98107cf0551ec2d865a6d5ac22684acf2e5

SHA512
2b17bc4377904e807c55a7acca59b2f57b6804c1b6f352233971333a6361262f7c18592bda372d121fa46ac355ba52b03e6ee3057ee48f86b941875dc29b68ef

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

MD5
42ee1b4662d2dd3838c863e349ec8bbb

SHA1
1b796d638cb5bc2c81023ad99ab2259407d86c8a

SHA256
ab1a7aea73560515f410d0bea90ff98107cf0551ec2d865a6d5ac22684acf2e5

SHA512
2b17bc4377904e807c55a7acca59b2f57b6804c1b6f352233971333a6361262f7c18592bda372d121fa46ac355ba52b03e6ee3057ee48f86b941875dc29b68ef

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

MD5
42ee1b4662d2dd3838c863e349ec8bbb

SHA1
1b796d638cb5bc2c81023ad99ab2259407d86c8a

SHA256
ab1a7aea73560515f410d0bea90ff98107cf0551ec2d865a6d5ac22684acf2e5

SHA512
2b17bc4377904e807c55a7acca59b2f57b6804c1b6f352233971333a6361262f7c18592bda372d121fa46ac355ba52b03e6ee3057ee48f86b941875dc29b68ef

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

MD5
42ee1b4662d2dd3838c863e349ec8bbb

SHA1
1b796d638cb5bc2c81023ad99ab2259407d86c8a

SHA256
ab1a7aea73560515f410d0bea90ff98107cf0551ec2d865a6d5ac22684acf2e5

SHA512
2b17bc4377904e807c55a7acca59b2f57b6804c1b6f352233971333a6361262f7c18592bda372d121fa46ac355ba52b03e6ee3057ee48f86b941875dc29b68ef

Download Submit
memory/8-150-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/8-137-0x0000000000000000-mapping.dmp

Download
memory/8-156-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/8-154-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/552-155-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/552-152-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/552-151-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/552-176-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/552-147-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/552-153-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2648-157-0x0000000000000000-mapping.dmp

Download
memory/2648-175-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2648-171-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/2648-173-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4296-135-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4296-140-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4296-130-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4296-134-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4296-131-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4296-136-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/5072-172-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/5072-174-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/5072-158-0x0000000000000000-mapping.dmp

Download
memory/5072-177-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads