gh0strat | da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a

General

Target

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
Size

5.5MB
MD5

a1fbb2879fe0985a148244075eb8201d
SHA1

7399ac99e92184737dbe47c1223912fbae26214d
SHA256

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a
SHA512

760365861c4e2e4e90472ca43c8a69e6890f9dc1bc7576259d5bab8ed127cf5f4488ad948b8f48cf9eb38e12837886b26cbd8c6f9c7b199df12119c32ab512a2
SSDEEP

98304:Bws2ANnKXOaeOgmhRnlEmn7VkcjvaR6hmyEtoN41mzv1u+eammZGLteBW:TKXbeO7vnlEd+vaQhouNviteBW

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/3020-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/3020-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2784-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2784-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259428820.txt	family_gh0strat
behavioral1/memory/3020-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/3020-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2784-48-0x0000000010000000-0x00000000101B6000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Drops file in Drivers directory 1 IoCs

Processes:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

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

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259428820.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exeRemote Data.exe

pid	process
2940	R.exe
3020	N.exe
2712	TXPlatfor.exe
2784	TXPlatfor.exe
2744	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
1048	Remote Data.exe

Loads dropped DLL 8 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2940	R.exe
1616	svchost.exe
2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2712	TXPlatfor.exe
2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
1616	svchost.exe
1048	Remote Data.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3020-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3020-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/3020-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2784-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259428820.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2528 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid process

2772 da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2784 TXPlatfor.exe

pid	process
2528	PING.EXE

pid	process
2784	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

N.exeTXPlatfor.exeHD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3020	N.exe
Token: SeLoadDriverPrivilege	2784	TXPlatfor.exe
Token: SeDebugPrivilege	2744	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
Token: 33	2784	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2784	TXPlatfor.exe
Token: 33	2784	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2784	TXPlatfor.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid process

2744 HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid	process
2744	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

pid	process
2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2772 wrote to memory of 2940	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 2772 wrote to memory of 2940	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 2772 wrote to memory of 2940	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 2772 wrote to memory of 2940	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	R.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 2772 wrote to memory of 3020	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	N.exe
PID 3020 wrote to memory of 2540	3020	N.exe	cmd.exe
PID 3020 wrote to memory of 2540	3020	N.exe	cmd.exe
PID 3020 wrote to memory of 2540	3020	N.exe	cmd.exe
PID 3020 wrote to memory of 2540	3020	N.exe	cmd.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2712 wrote to memory of 2784	2712	TXPlatfor.exe	TXPlatfor.exe
PID 2772 wrote to memory of 2744	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 2772 wrote to memory of 2744	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 2772 wrote to memory of 2744	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 2772 wrote to memory of 2744	2772	da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe	HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
PID 2540 wrote to memory of 2528	2540	cmd.exe	PING.EXE
PID 2540 wrote to memory of 2528	2540	cmd.exe	PING.EXE
PID 2540 wrote to memory of 2528	2540	cmd.exe	PING.EXE
PID 2540 wrote to memory of 2528	2540	cmd.exe	PING.EXE
PID 1616 wrote to memory of 1048	1616	svchost.exe	Remote Data.exe
PID 1616 wrote to memory of 1048	1616	svchost.exe	Remote Data.exe
PID 1616 wrote to memory of 1048	1616	svchost.exe	Remote Data.exe
PID 1616 wrote to memory of 1048	1616	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
"C:\Users\Admin\AppData\Local\Temp\da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2940

C:\Users\Admin\AppData\Local\Temp\N.exe
C:\Users\Admin\AppData\Local\Temp\\N.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3020

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:2540

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2528

C:\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
C:\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2744

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:940

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1616

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259428820.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1048

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2712

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -acsi
2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.5MB

MD5
726a36688fcbcbabec3f88b66886d9a7

SHA1
150e532043d690a83acb990f5cb9ea5d303e61d9

SHA256
2844baff5c16b212c6046267ff48f260493aed3c211432ff3b38a13c1bd1bfad

SHA512
ef9a1e574bca3accb16774258afc324472257e89f62c698270f066bd2987bf81682c3fecd30ad5b5e5266ea3685ad64216c4a63b285a31f73e954d990c4c69d2

Download Submit
\Users\Admin\AppData\Local\Temp\HD_da972bfa23d263ddb709619d0acd089fd7b1aa0a2566c79493f4ab7427f82f0a.exe

Filesize
3.0MB

MD5
bb8aa69c974ccee9c39a6d5a950ae492

SHA1
2bd88396d3da8bbdfdfd2967112885b197bc9cd3

SHA256
7008b26ea9d43baec552fae449a165c301d6bde7b93656a498c01cfc538db9a6

SHA512
c6a979288d0a3eb0e543f23d7f3889b9fd8a59f603f82815be8b1d4c4a4320cffa2db49d4bf11c1515f0fd8a350bb04cdfcead791c7961256e2e6b327ee73473

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259428820.txt

Filesize
899KB

MD5
9f22d9dcd7428ee792fde930994d84ec

SHA1
af15e3816dd832c65375d36394639248c31e0e6a

SHA256
f74194169690f54f1e67e264b6a77df31a8730be1076230e6b63f6c33cbe34c6

SHA512
075f4cd9cda11c7c12edaba2eccb8108c2d62ff1b3d228783343f7a041096538d836e88e14f35f030a84b7a7129a250719c7a43d1a07b11b8b496766cc242e83

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2744-57-0x000000001BA00000-0x000000001BCBE000-memory.dmp

Filesize
2.7MB

Download
memory/2744-71-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/2744-62-0x000000001AB00000-0x000000001ABA8000-memory.dmp

Filesize
672KB

Download
memory/2744-59-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/2744-58-0x00000000005D0000-0x00000000005DA000-memory.dmp

Filesize
40KB

Download
memory/2744-49-0x0000000000960000-0x0000000000C68000-memory.dmp

Filesize
3.0MB

Download
memory/2784-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2784-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3020-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3020-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3020-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads