gh0strat | 0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970

General

Target

0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe
Size

375KB
MD5

6c9e4d8fd012de8a3cbccb0830b1c248
SHA1

bdc474687e59bb08f5dda5453d1c37a075fb7e1b
SHA256

0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970
SHA512

a198ec3196e92980f71106baa860588bb72ace77a5ea689565f5bae0f0326ab69681568b9c3846f8db02be5ab431f42c94d3cf4c6bb9caf2943e167de5f6a18c
SSDEEP

6144:0v5zQJVb5p72cHF1ybDFwekh212KhvwIb759QOaBjpaVRPu23E2rJmWjFc94:04VOiF1WD7kE1dTYOi8V5u23zmWFy4

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral1/memory/800-136-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/800-137-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/800-138-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1248-146-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3208-154-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3208-155-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/1248-156-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3208-158-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4276-177-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4448-176-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3208-179-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/4448-180-0x0000000010000000-0x0000000010362000-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

pid	Process
1248	SQLSerasi.exe
3208	SQLSerasi.exe
4448	SQLSerasi.exe
4276	SQLSerasi.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/800-133-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/800-136-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/800-137-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/800-138-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1248-146-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3208-151-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3208-154-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3208-155-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/1248-156-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3208-158-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4276-177-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4448-176-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3208-179-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/4448-180-0x0000000010000000-0x0000000010362000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe

Drops file in System32 directory 4 IoCs

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

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\SQLSerasi.exe	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.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

pid	pid_target	Process	procid_target
4108	3208	WerFault.exe	83

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 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
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	SQLSerasi.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	SQLSerasi.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
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
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

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	800	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe
Token: SeDebugPrivilege	1248	SQLSerasi.exe
Token: SeDebugPrivilege	3208	SQLSerasi.exe
Token: SeDebugPrivilege	3208	SQLSerasi.exe
Token: SeDebugPrivilege	3208	SQLSerasi.exe
Token: SeDebugPrivilege	4448	SQLSerasi.exe
Token: SeDebugPrivilege	4276	SQLSerasi.exe
Token: SeDebugPrivilege	4448	SQLSerasi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 1248	800	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe	82
PID 800 wrote to memory of 1248	800	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe	82
PID 800 wrote to memory of 1248	800	0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe	82
PID 3208 wrote to memory of 4448	3208	SQLSerasi.exe	84
PID 3208 wrote to memory of 4448	3208	SQLSerasi.exe	84
PID 3208 wrote to memory of 4448	3208	SQLSerasi.exe	84
PID 3208 wrote to memory of 4276	3208	SQLSerasi.exe	86
PID 3208 wrote to memory of 4276	3208	SQLSerasi.exe	86
PID 3208 wrote to memory of 4276	3208	SQLSerasi.exe	86

C:\Users\Admin\AppData\Local\Temp\0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe
"C:\Users\Admin\AppData\Local\Temp\0f2c3d59bcd2118d60be5467886617363d8d68397c4dabeee6513c9a89658970.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:800
- 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:1248

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:3208
- 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:4448
- 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:4276
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 660
  2⤵
  - Program crash
  PID:4108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3208 -ip 3208
1⤵
PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

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
879e0e5f93ec6e3718985b2478ba5f21

SHA1
6eab78a9990f361ea69f5ef8a419f09821dba770

SHA256
71574f85b58d422ff31f4f736276b50b62c08d305f664fa3b608c5e77244d6ba

SHA512
475a21045ea015491be3d780ebe7638d4eb933e12a6f26a1c1846c592de36473637d83edaac226fb541c48d7d8813d9bedcf8c2c524e94282f6c0780f4c75ca2

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

Filesize
39.4MB

MD5
879e0e5f93ec6e3718985b2478ba5f21

SHA1
6eab78a9990f361ea69f5ef8a419f09821dba770

SHA256
71574f85b58d422ff31f4f736276b50b62c08d305f664fa3b608c5e77244d6ba

SHA512
475a21045ea015491be3d780ebe7638d4eb933e12a6f26a1c1846c592de36473637d83edaac226fb541c48d7d8813d9bedcf8c2c524e94282f6c0780f4c75ca2

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

Filesize
39.4MB

MD5
879e0e5f93ec6e3718985b2478ba5f21

SHA1
6eab78a9990f361ea69f5ef8a419f09821dba770

SHA256
71574f85b58d422ff31f4f736276b50b62c08d305f664fa3b608c5e77244d6ba

SHA512
475a21045ea015491be3d780ebe7638d4eb933e12a6f26a1c1846c592de36473637d83edaac226fb541c48d7d8813d9bedcf8c2c524e94282f6c0780f4c75ca2

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

Filesize
39.4MB

MD5
879e0e5f93ec6e3718985b2478ba5f21

SHA1
6eab78a9990f361ea69f5ef8a419f09821dba770

SHA256
71574f85b58d422ff31f4f736276b50b62c08d305f664fa3b608c5e77244d6ba

SHA512
475a21045ea015491be3d780ebe7638d4eb933e12a6f26a1c1846c592de36473637d83edaac226fb541c48d7d8813d9bedcf8c2c524e94282f6c0780f4c75ca2

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

Filesize
39.4MB

MD5
879e0e5f93ec6e3718985b2478ba5f21

SHA1
6eab78a9990f361ea69f5ef8a419f09821dba770

SHA256
71574f85b58d422ff31f4f736276b50b62c08d305f664fa3b608c5e77244d6ba

SHA512
475a21045ea015491be3d780ebe7638d4eb933e12a6f26a1c1846c592de36473637d83edaac226fb541c48d7d8813d9bedcf8c2c524e94282f6c0780f4c75ca2

Download Submit
memory/800-138-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/800-143-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/800-137-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/800-136-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/800-133-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/800-132-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1248-146-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1248-147-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/1248-156-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/1248-159-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/3208-155-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3208-151-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3208-157-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/3208-179-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3208-154-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3208-158-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4276-175-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4276-177-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4276-178-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4448-176-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/4448-174-0x0000000000400000-0x0000000000469000-memory.dmp

Filesize
420KB

Download
memory/4448-180-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads