gh0strat | e19fe20c97c4a4fcf65738919d453c2fcd7855dbb5e60f5fefa46ee6ea0002ef

General

Target

1ffa0c7b4481628c4a0e37a7d21a0ea3.exe
Size

358KB
MD5

1ffa0c7b4481628c4a0e37a7d21a0ea3
SHA1

b5f23826c94a73e2a0e7ff16aeb072c221b74092
SHA256

e19fe20c97c4a4fcf65738919d453c2fcd7855dbb5e60f5fefa46ee6ea0002ef
SHA512

5e8b6292dc0e6168a8899e61ad3bc322311cd873f06a2fb4e81a7c9c99c8478b2165301701588bdddf7023d909c97e11bb9fff21ed08874c8c65a8ed366447c0
SSDEEP

6144:/qKne2Ko9cK2OHnV7D2djek72aTALaFIm85ZDOFBjb/8o05NYXafC2IxFRD:v78gnV/2okya+bFOfv8t5NY12GFF

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 14 IoCs

resource	yara_rule
behavioral1/memory/2392-7-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3016-17-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2932-24-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2932-26-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3016-18-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3016-16-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/3016-15-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2392-5-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2392-3-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2932-35-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2604-34-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2604-37-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2604-36-0x0000000010000000-0x0000000010362000-memory.dmp	family_gh0strat
behavioral1/memory/2604-38-0x0000000010000000-0x0000000010362000-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
3016	Terms.EXE.exe
2932	Terms.EXE.exe
2604	Terms.EXE.exe

UPX packed file 17 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2392-4-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2392-7-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3016-12-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3016-17-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2932-24-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2932-26-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3016-18-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3016-16-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/3016-15-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2392-5-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2392-3-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2392-0-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2932-35-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2604-34-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2604-37-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2604-36-0x0000000010000000-0x0000000010362000-memory.dmp	upx
behavioral1/memory/2604-38-0x0000000010000000-0x0000000010362000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Terms.EXE.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Terms.EXE.exe	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe
File opened for modification	C:\Windows\Terms.EXE.exe	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2656	2932	WerFault.exe	17

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\2	Terms.EXE.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Terms.EXE.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Terms.EXE.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	Terms.EXE.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString	Terms.EXE.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Terms.EXE.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}\WpadDecisionTime = 50279c4bab3cda01	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-1b-05-84-a7-92	Terms.EXE.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Terms.EXE.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0038000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}\76-1b-05-84-a7-92	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-1b-05-84-a7-92\WpadDecision = "0"	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Terms.EXE.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Terms.EXE.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}\WpadDecision = "0"	Terms.EXE.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}\WpadNetworkName = "Network 3"	Terms.EXE.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-1b-05-84-a7-92\WpadDecisionTime = 50279c4bab3cda01	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-1b-05-84-a7-92\WpadDecisionReason = "1"	Terms.EXE.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Terms.EXE.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Terms.EXE.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}	Terms.EXE.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{E9E71E7C-1F31-456B-B5F6-6B3A05B96363}\WpadDecisionReason = "1"	Terms.EXE.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2392	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe
Token: SeDebugPrivilege	3016	Terms.EXE.exe
Token: SeDebugPrivilege	2932	Terms.EXE.exe
Token: SeDebugPrivilege	2932	Terms.EXE.exe
Token: SeDebugPrivilege	2604	Terms.EXE.exe
Token: SeDebugPrivilege	2604	Terms.EXE.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 3016	2392	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe	18
PID 2392 wrote to memory of 3016	2392	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe	18
PID 2392 wrote to memory of 3016	2392	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe	18
PID 2392 wrote to memory of 3016	2392	1ffa0c7b4481628c4a0e37a7d21a0ea3.exe	18
PID 2932 wrote to memory of 2604	2932	Terms.EXE.exe	23
PID 2932 wrote to memory of 2604	2932	Terms.EXE.exe	23
PID 2932 wrote to memory of 2604	2932	Terms.EXE.exe	23
PID 2932 wrote to memory of 2604	2932	Terms.EXE.exe	23
PID 2932 wrote to memory of 2656	2932	Terms.EXE.exe	22
PID 2932 wrote to memory of 2656	2932	Terms.EXE.exe	22
PID 2932 wrote to memory of 2656	2932	Terms.EXE.exe	22
PID 2932 wrote to memory of 2656	2932	Terms.EXE.exe	22

C:\Users\Admin\AppData\Local\Temp\1ffa0c7b4481628c4a0e37a7d21a0ea3.exe
"C:\Users\Admin\AppData\Local\Temp\1ffa0c7b4481628c4a0e37a7d21a0ea3.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\Terms.EXE.exe
  "C:\Windows\Terms.EXE.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3016

C:\Windows\Terms.EXE.exe
C:\Windows\Terms.EXE.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 340
  2⤵
  - Program crash
  PID:2656
- C:\Windows\Terms.EXE.exe
  C:\Windows\Terms.EXE.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:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Terms.EXE.exe

Filesize
93KB

MD5
312c8e3e64b0fe1a3bdf782c8369926f

SHA1
9182411ba2415abf85e241f0037e2e6d5b06f884

SHA256
a2180498c1601c84e88c01287fbded9ff4e913c72b8174223f5aaa6319cba6ed

SHA512
4d46668eb933a81b2a9ac3005a1a519c7e49f47d803cfe022d0d89d75603464f52fb577b528895ca483a0ad9a51bd8aaa2ce28e31ffa6831b57bf11eb8b82776

Download Submit
memory/2392-5-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2392-7-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2392-4-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2392-0-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2392-3-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2604-38-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2604-36-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2604-37-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2604-34-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2932-24-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2932-35-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/2932-26-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3016-15-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3016-16-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3016-18-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3016-17-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download
memory/3016-12-0x0000000010000000-0x0000000010362000-memory.dmp

Filesize
3.4MB

Download

Analysis

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