gh0strat | e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce

General

Target

e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe
Size

2.0MB
MD5

df70662c7f535acc97affbf6e2e7057f
SHA1

7a42d87a74c44b19fe2a45091d5e76e53197a37a
SHA256

e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce
SHA512

30d9e1b1a677d76d7e4e1bf941f9759236366efc96cc66535fd0f019020a5f7f9ca379ab29544c0dbde4e0fe5d3fb112e29431fbc56d3947291d97a5c21e5d57
SSDEEP

49152:B/9PaL4YU6/ivJD0a4sFY2bG/OTAy+ltv5MFVBML:L5YT/gH/Fvb5oloFML

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral1/files/0x0008000000013a09-59.dat	family_gh0strat
behavioral1/files/0x0008000000013a09-62.dat	family_gh0strat
behavioral1/files/0x0008000000013a09-60.dat	family_gh0strat
behavioral1/files/0x0008000000013a09-65.dat	family_gh0strat
behavioral1/memory/2024-67-0x0000000000400000-0x000000000041C000-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 2 IoCs

pid	Process
1068	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
2024	server.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibility32.dll"	server.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1816-63-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS 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\SystemBiosVersion	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Loads dropped DLL 4 IoCs

pid	Process
1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe
1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe
1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe
1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 20 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\slcool.com\NumberOfSubdomains = "1"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "126"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\slcool.com\Total = "126"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.slcool.com	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\slcool.com\Total = "63"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "189"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\Total\ = "63"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.dnf01.com\ = "63"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\slcool.com	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.slcool.com\ = "63"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.slcool.com\ = "126"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\dnf01.com	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\dnf01.com\NumberOfSubdomains = "1"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\www.dnf01.com	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage\dnf01.com\Total = "63"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DOMStorage	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: 33	1700	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1700	AUDIODG.EXE
Token: 33	1700	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1700	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1068	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
1068	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
1068	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
1068	DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 1068	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	27
PID 1816 wrote to memory of 1068	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	27
PID 1816 wrote to memory of 1068	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	27
PID 1816 wrote to memory of 1068	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	27
PID 1816 wrote to memory of 2024	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	28
PID 1816 wrote to memory of 2024	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	28
PID 1816 wrote to memory of 2024	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	28
PID 1816 wrote to memory of 2024	1816	e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe	28

C:\Users\Admin\AppData\Local\Temp\e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe
"C:\Users\Admin\AppData\Local\Temp\e7b32d3fb2885a25d2f07a5e1a216d292ca80c3a888113d6b232330eeb9814ce.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe
  "C:\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe"
  2⤵
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Modifies Internet Explorer settings
  - Modifies system certificate store
  - Suspicious use of SetWindowsHookEx
  PID:1068
- C:\Users\Admin\AppData\Local\Temp\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Sets DLL path for service in the registry
  PID:2024

C:\Windows\System32\svchost.exe
C:\Windows\\System32\\svchost.exe -k netsvcs
1⤵
PID:1464

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0xc4
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

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:\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Filesize
2.1MB

MD5
093bed7e76ce12adb39a25a0a305eb5e

SHA1
3a519900a647f672e8772dc4817bbc737565d552

SHA256
5d0e9d04527a4044aa04f34a0dd327ac5c59e72795313ab5a7707bac5534f50d

SHA512
c38d9a4936b6bd61cea7e201bebd97c540fd41b06f41278fd98344fb11d84c10becb3e4dd98a6e146941169d484293c3956f653c6b36f5e5683a30ae6a0e1382

Download Submit
C:\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Filesize
2.1MB

MD5
093bed7e76ce12adb39a25a0a305eb5e

SHA1
3a519900a647f672e8772dc4817bbc737565d552

SHA256
5d0e9d04527a4044aa04f34a0dd327ac5c59e72795313ab5a7707bac5534f50d

SHA512
c38d9a4936b6bd61cea7e201bebd97c540fd41b06f41278fd98344fb11d84c10becb3e4dd98a6e146941169d484293c3956f653c6b36f5e5683a30ae6a0e1382

Download Submit
C:\Users\Admin\AppData\Local\Temp\Temp\server.exe

Filesize
105KB

MD5
e19310d0d750927972ea607c8b4457c7

SHA1
af73b11b9bac5b8558d1354213032cb588f2136b

SHA256
1e76fc6941324f529d2f050aff699f42f03f9d1cb52c1bb7c3c1204e04f8bf72

SHA512
832418d2b0c0798d40b46af1b07df7a939612916c4d2c5fb5f29340042bc259154ece6a6d76f8ccfe9754d7ce7f8bed4bd1feb75159067898991739640dcb2bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Temp\server.exe

Filesize
105KB

MD5
e19310d0d750927972ea607c8b4457c7

SHA1
af73b11b9bac5b8558d1354213032cb588f2136b

SHA256
1e76fc6941324f529d2f050aff699f42f03f9d1cb52c1bb7c3c1204e04f8bf72

SHA512
832418d2b0c0798d40b46af1b07df7a939612916c4d2c5fb5f29340042bc259154ece6a6d76f8ccfe9754d7ce7f8bed4bd1feb75159067898991739640dcb2bc

Download Submit
\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Filesize
2.1MB

MD5
093bed7e76ce12adb39a25a0a305eb5e

SHA1
3a519900a647f672e8772dc4817bbc737565d552

SHA256
5d0e9d04527a4044aa04f34a0dd327ac5c59e72795313ab5a7707bac5534f50d

SHA512
c38d9a4936b6bd61cea7e201bebd97c540fd41b06f41278fd98344fb11d84c10becb3e4dd98a6e146941169d484293c3956f653c6b36f5e5683a30ae6a0e1382

Download Submit
\Users\Admin\AppData\Local\Temp\Temp\DNFÄÈÄÈ5.78APCÈ«ÆÁÃëÉ±°æ.exe

Filesize
2.1MB

MD5
093bed7e76ce12adb39a25a0a305eb5e

SHA1
3a519900a647f672e8772dc4817bbc737565d552

SHA256
5d0e9d04527a4044aa04f34a0dd327ac5c59e72795313ab5a7707bac5534f50d

SHA512
c38d9a4936b6bd61cea7e201bebd97c540fd41b06f41278fd98344fb11d84c10becb3e4dd98a6e146941169d484293c3956f653c6b36f5e5683a30ae6a0e1382

Download Submit
\Users\Admin\AppData\Local\Temp\Temp\server.exe

Filesize
105KB

MD5
e19310d0d750927972ea607c8b4457c7

SHA1
af73b11b9bac5b8558d1354213032cb588f2136b

SHA256
1e76fc6941324f529d2f050aff699f42f03f9d1cb52c1bb7c3c1204e04f8bf72

SHA512
832418d2b0c0798d40b46af1b07df7a939612916c4d2c5fb5f29340042bc259154ece6a6d76f8ccfe9754d7ce7f8bed4bd1feb75159067898991739640dcb2bc

Download Submit
\Users\Admin\AppData\Local\Temp\Temp\server.exe

Filesize
105KB

MD5
e19310d0d750927972ea607c8b4457c7

SHA1
af73b11b9bac5b8558d1354213032cb588f2136b

SHA256
1e76fc6941324f529d2f050aff699f42f03f9d1cb52c1bb7c3c1204e04f8bf72

SHA512
832418d2b0c0798d40b46af1b07df7a939612916c4d2c5fb5f29340042bc259154ece6a6d76f8ccfe9754d7ce7f8bed4bd1feb75159067898991739640dcb2bc

Download Submit
memory/1068-73-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-74-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-77-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-66-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-76-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-68-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-70-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-69-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1068-71-0x0000000000400000-0x00000000006C6000-memory.dmp

Filesize
2.8MB

Download
memory/1816-63-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1816-54-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/2024-67-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads