gh0strat | 8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481

General

Target

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
Size

2.4MB
MD5

1e15caca642135edaa526a9731822f30
SHA1

bb4d87756cb4fd75cc920fa8c3d94c505a88ffa6
SHA256

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481
SHA512

cb775fdcd3e94bec4e79007e5f2ca3e89f512f48169332231e5927d9cce1b0b53e26a06cccdf180ec7a4876b97298282d8dae6f276ab7d787c52e449eca6e4a4
SSDEEP

49152:9CwsbCANnKXferL7Vwe/Gg0P+WhbYF7R2L:Aws2ANnKXOaeOgmhgR2L

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3340-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3340-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2368-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2368-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2368-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3340-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3132-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3132-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3132-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240645984.txt	family_gh0strat
behavioral2/memory/3340-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3340-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3340-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2368-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2368-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2368-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3340-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3132-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3132-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3132-54-0x0000000010000000-0x00000000101B6000-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 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 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

pid process

2024 R.exe
3340 N.exe
2368 TXPlatfor.exe
3132 TXPlatfor.exe
2228 HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
Loads dropped DLL 1 IoCs

Processes:

R.exe

pid process

2024 R.exe

pid	process
2024	R.exe
3340	N.exe
2368	TXPlatfor.exe
3132	TXPlatfor.exe
2228	HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

pid	process
2024	R.exe

UPX packed file 12 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3340-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3340-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3340-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3340-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2368-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2368-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2368-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2368-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3340-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3132-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3132-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3132-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240645984.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

Processes:

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

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

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

5104 2024 WerFault.exe R.exe
3464 2024 WerFault.exe R.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2292 PING.EXE

pid	pid_target	process	target process
5104	2024	WerFault.exe	R.exe
3464	2024	WerFault.exe	R.exe

pid	process
2292	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

pid	process
772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

3132 TXPlatfor.exe

pid	process
3132	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3340	N.exe
Token: SeLoadDriverPrivilege	3132	TXPlatfor.exe
Token: 33	3132	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3132	TXPlatfor.exe
Token: 33	3132	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3132	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

pid	process
772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 772 wrote to memory of 2024	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	R.exe
PID 772 wrote to memory of 2024	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	R.exe
PID 772 wrote to memory of 2024	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	R.exe
PID 772 wrote to memory of 3340	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	N.exe
PID 772 wrote to memory of 3340	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	N.exe
PID 772 wrote to memory of 3340	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	N.exe
PID 3340 wrote to memory of 1488	3340	N.exe	cmd.exe
PID 3340 wrote to memory of 1488	3340	N.exe	cmd.exe
PID 3340 wrote to memory of 1488	3340	N.exe	cmd.exe
PID 2368 wrote to memory of 3132	2368	TXPlatfor.exe	TXPlatfor.exe
PID 2368 wrote to memory of 3132	2368	TXPlatfor.exe	TXPlatfor.exe
PID 2368 wrote to memory of 3132	2368	TXPlatfor.exe	TXPlatfor.exe
PID 772 wrote to memory of 2228	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
PID 772 wrote to memory of 2228	772	8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe	HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
PID 1488 wrote to memory of 2292	1488	cmd.exe	PING.EXE
PID 1488 wrote to memory of 2292	1488	cmd.exe	PING.EXE
PID 1488 wrote to memory of 2292	1488	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
"C:\Users\Admin\AppData\Local\Temp\8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 460
3⤵
- Program crash
PID:5104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 396
3⤵
- Program crash
PID:3464

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:3340

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:1488

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2292

C:\Users\Admin\AppData\Local\Temp\HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
C:\Users\Admin\AppData\Local\Temp\HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
2⤵
- Executes dropped EXE
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2024 -ip 2024
1⤵
PID:3788

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2368

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:3132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 2024 -ip 2024
1⤵
PID:5032

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:696

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_8e478acd30f38ace1a377aba33339a20e830f40ed65b2e4d6498f98355179481.exe
Filesize
15KB

MD5
e90da043972903bbbc17c0266cbdcb2c

SHA1
50e57c7aec913c9847e07e9ca831bfa9d23760ff

SHA256
f374d5c3d59bb4d0967c355c0a6a8e723072481925ea3d8b536694affed58ff7

SHA512
99d65e9f8e068c29c19005155fca17b5666bfd75a576eda39724df77262c5d674989f74147d9b11c89989535e62d6b4352e45ec5235bd7750e196483c4d2d742

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.4MB

MD5
32fc7958be0c55a4e59f59423ff580fe

SHA1
92be6dcfaa1428120ca91e0b9a3a1e4d1e3ae3c5

SHA256
221cca3d86bd76e048b250e5f8c869bf462d9d4fe665af832ad794866ad0ee01

SHA512
ea842038fdd19a3e5ed93686a234847f6048300865fadb328a335f52dc5d35f2f3568b0164eda543c7616df8ac3905041091daeec09b4d38446762fa2723e3a2

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe
Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe
Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCXA0D1.tmp
Filesize
2.4MB

MD5
48d44bcd79a65e37eca5cbb365ea2287

SHA1
4cd05672362059e0023274a37a32f59667ca762c

SHA256
096d5ad8df647a1e76c79cbb1b4ff6af11c76aab1e94063eb40da3fea6093119

SHA512
5b1140bbbbe72f59f87f21b40b7aeddbe101cace1c03047fbea77b7dd2c240ec99924e8de0809e7efe572af00e51cf2715754aa31d9b196ba3bca7271903b7bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico
Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

Download Submit
C:\Windows\SysWOW64\240645984.txt
Filesize
899KB

MD5
2a1a064db626d51d8e53f0e2589191cd

SHA1
464473c402a773ca2c811454d68117e01cc9dc08

SHA256
1627875b535a41ce0d66d538d52d4b9cc0125a2a39f7eeec270227a0828f8337

SHA512
eb45d3bec0d0aa92f70bf9e7ba47c8280c072a59571dd2ba31a209cb3404dff6bdeb09b54e74bdbdf4639347ece39b17c568b0c5c45e0a752f320a4db36c3758

Download Submit
memory/2368-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2368-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2368-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2368-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3132-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3132-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3132-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3340-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3340-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3340-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3340-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3340-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads