gh0strat | eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715

Analysis

max time kernel
134s
max time network
124s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
08-10-2022 18:59

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General

Target

eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe
Size

375KB
MD5

4fd0bb5e4a457b97c0cd86bad1677716
SHA1

d1a8ab176e4293b084b7aa6dd6614cad60738498
SHA256

eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715
SHA512

c657980bf427a8bbbb71ce878cc220ed1e728eeb9da264b5e36b900f2e564d837dfd0a43b104db1fcc4d4d775f349d0c26efb7c00723378f028f8253844f8069
SSDEEP

6144:pv5zQJVb5p72cHF1ybDFwekh212KhvwIb759QOaBjpaVRPu23E2rJmWjFc94:p4VOiF1WD7kE1dTYOi8V5u23zmWFy4

Score

10^/10

gh0strat rat upx

Malware Config

Signatures

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral1/memory/1968-170-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1968-171-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1968-173-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1968-174-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3356-267-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4192-302-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1784-358-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1784-370-0x0000000010000000-0x0000000010362000-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 3 IoCs

pid	Process
3356	SQLSerasi.exe
4192	SQLSerasi.exe
1784	SQLSerasi.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1968-166-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1968-170-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1968-171-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1968-173-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1968-174-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3356-267-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4192-302-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1784-358-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1784-370-0x0000000010000000-0x0000000010362000-memory.dmp	upx

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	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
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

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe

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

System Information Discovery
T1082

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

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

Modifies data under HKEY_USERS 8 IoCs

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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe
Token: SeDebugPrivilege	3356	SQLSerasi.exe
Token: SeDebugPrivilege	4192	SQLSerasi.exe
Token: SeDebugPrivilege	4192	SQLSerasi.exe
Token: SeDebugPrivilege	1784	SQLSerasi.exe
Token: SeDebugPrivilege	1784	SQLSerasi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 3356	1968	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe	66
PID 1968 wrote to memory of 3356	1968	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe	66
PID 1968 wrote to memory of 3356	1968	eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe	66
PID 4192 wrote to memory of 1784	4192	SQLSerasi.exe	68
PID 4192 wrote to memory of 1784	4192	SQLSerasi.exe	68
PID 4192 wrote to memory of 1784	4192	SQLSerasi.exe	68

C:\Users\Admin\AppData\Local\Temp\eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe
"C:\Users\Admin\AppData\Local\Temp\eddbeba514994e1d6d440c8b153081622cce5ab3322e89c037643087acb02715.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968
- 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:3356

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:4192
- 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:1784

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
39.4MB

MD5
0641ac02e7febc1a699ec0aa585b8584

SHA1
e1b9eacdacb30671a63ba0f2abc3f1db15cd1a97

SHA256
a1f88400dcd1f53fa23c432f9970e8c6118a1814a8303ae06c2a284bd6ee52af

SHA512
f19ff9c42f5197cd35d3c0841e105743d7d024193250345ca03e2d10c80fed7ca87b9895587ea7a5943a6c7db9e1ef2f2fae3c6790e4c4dd3026eeb8d37c4b6d

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

Filesize
39.4MB

MD5
0641ac02e7febc1a699ec0aa585b8584

SHA1
e1b9eacdacb30671a63ba0f2abc3f1db15cd1a97

SHA256
a1f88400dcd1f53fa23c432f9970e8c6118a1814a8303ae06c2a284bd6ee52af

SHA512
f19ff9c42f5197cd35d3c0841e105743d7d024193250345ca03e2d10c80fed7ca87b9895587ea7a5943a6c7db9e1ef2f2fae3c6790e4c4dd3026eeb8d37c4b6d

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

Filesize
39.4MB

MD5
0641ac02e7febc1a699ec0aa585b8584

SHA1
e1b9eacdacb30671a63ba0f2abc3f1db15cd1a97

SHA256
a1f88400dcd1f53fa23c432f9970e8c6118a1814a8303ae06c2a284bd6ee52af

SHA512
f19ff9c42f5197cd35d3c0841e105743d7d024193250345ca03e2d10c80fed7ca87b9895587ea7a5943a6c7db9e1ef2f2fae3c6790e4c4dd3026eeb8d37c4b6d

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

Filesize
39.4MB

MD5
0641ac02e7febc1a699ec0aa585b8584

SHA1
e1b9eacdacb30671a63ba0f2abc3f1db15cd1a97

SHA256
a1f88400dcd1f53fa23c432f9970e8c6118a1814a8303ae06c2a284bd6ee52af

SHA512
f19ff9c42f5197cd35d3c0841e105743d7d024193250345ca03e2d10c80fed7ca87b9895587ea7a5943a6c7db9e1ef2f2fae3c6790e4c4dd3026eeb8d37c4b6d

Download Submit
memory/1784-301-0x0000000000000000-mapping.dmp

Download
memory/1784-370-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1784-358-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1784-357-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1968-151-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-124-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-121-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-123-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-153-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-154-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-126-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-127-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-128-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-130-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1968-131-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-132-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-129-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-133-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-134-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-135-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-136-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-137-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-125-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-139-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-138-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-141-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-140-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-143-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-142-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-144-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-146-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-145-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-147-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-148-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-150-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-149-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-119-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-152-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-155-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-120-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-122-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-156-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-157-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-160-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-159-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-158-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-161-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-162-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-163-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-165-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-164-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-166-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1968-169-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-170-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1968-171-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1968-173-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1968-172-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-174-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1968-175-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-176-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-177-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-178-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-180-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-179-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-181-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-182-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-188-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1968-116-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-117-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/1968-118-0x0000000077290000-0x000000007741E000-memory.dmp

Filesize
1.6MB

Download
memory/3356-270-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/3356-267-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3356-300-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/3356-185-0x0000000000000000-mapping.dmp

Download
memory/4192-302-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4192-369-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download