gh0strat | 6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8

General

Target

6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
Size

2.1MB
MD5

7a2a359bcd056a11c8171ee638409ca8
SHA1

abbd33f72582240b97d45932021b49e16494574e
SHA256

6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8
SHA512

0a748b96ecce090b4623b06fbc4a007e4b42c11f2028ac8ed870cf7fcca15d1b3b2c7c59d8b7989096a7727aa00548a8f6b87debd15e53665bbfac3e57867143
SSDEEP

49152:JQZAdVyVT9n/Gg0P+WhoIpeNCDmn2bZPItx2apeapelI:aGdVyVT9nOgmhWNCDmn22tUvlI

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3300-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3300-11-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3300-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3300-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2572-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2924-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2924-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2924-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/3300-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3300-11-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3300-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0008000000023272-22.dat	family_gh0strat
behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3300-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2572-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2924-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2924-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2924-48-0x0000000010000000-0x00000000101B6000-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

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240669484.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 6 IoCs

pid	Process
3300	svchost.exe
2324	svchos.exe
2572	TXPlatforn.exe
2924	TXPlatforn.exe
5036	HD_6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
3348	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
2324	svchos.exe
224	svchost.exe
3348	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3300-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3300-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3300-11-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3300-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3300-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2572-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2924-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2924-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2924-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240669484.txt	svchos.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1560	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2924	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3300	svchost.exe
Token: SeLoadDriverPrivilege	2924	TXPlatforn.exe
Token: 33	2924	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2924	TXPlatforn.exe
Token: 33	2924	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2924	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 636 wrote to memory of 3300	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	91
PID 636 wrote to memory of 3300	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	91
PID 636 wrote to memory of 3300	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	91
PID 636 wrote to memory of 2324	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	92
PID 636 wrote to memory of 2324	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	92
PID 636 wrote to memory of 2324	636	6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe	92
PID 3300 wrote to memory of 1284	3300	svchost.exe	96
PID 3300 wrote to memory of 1284	3300	svchost.exe	96
PID 3300 wrote to memory of 1284	3300	svchost.exe	96
PID 2572 wrote to memory of 2924	2572	TXPlatforn.exe	97
PID 2572 wrote to memory of 2924	2572	TXPlatforn.exe	97
PID 2572 wrote to memory of 2924	2572	TXPlatforn.exe	97
PID 1284 wrote to memory of 1560	1284	cmd.exe	100
PID 1284 wrote to memory of 1560	1284	cmd.exe	100
PID 1284 wrote to memory of 1560	1284	cmd.exe	100
PID 224 wrote to memory of 3348	224	svchost.exe	101
PID 224 wrote to memory of 3348	224	svchost.exe	101
PID 224 wrote to memory of 3348	224	svchost.exe	101

C:\Users\Admin\AppData\Local\Temp\6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
"C:\Users\Admin\AppData\Local\Temp\6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:636
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3300
- - 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\svchost.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1284
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1560
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2324
- C:\Users\Admin\AppData\Local\Temp\HD_6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
  C:\Users\Admin\AppData\Local\Temp\HD_6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe
  2⤵
  - Executes dropped EXE
  PID:5036

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.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:2924

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:3092

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:224
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240669484.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3348

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=4256 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:3352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

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

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_6fbf5320156c0f0ce2d0ef0d08ef495cf3602e96256f0f13070d171dc04229d8.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
1.5MB

MD5
3646de2849b482900947ce53fe252118

SHA1
43a48d6636faf7926d6382b8a59f2ca3d679d8c3

SHA256
03dcd7ad22c5a6f1d55d2d57e6f9551d00d776a29d6e1191826a17843f99b23a

SHA512
73b175a2aa0d92c4ada7caa36f91188178ed1314a748cb6512063beef9872eea8b2c4da1a7c0e5eae65fb17d5c76892d93e8b6e9d9150d9c3480626eea83a6f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCX143.tmp

Filesize
1.5MB

MD5
c11ce372b4dde3d06a79bfc26a31fa4c

SHA1
5c1a88c66076218755842f65b050dc18890d6b0a

SHA256
9d6a54781b4687122fe410173bc21812da79647fe1067c4e6963b58ca80a0361

SHA512
387acbf69fb63dfe4d360dd9d4250a43648bf5fdab55747097dbd3cac139e8d03611b89779bc089cadad8d6f27dce6b7765fd41abe14375a14ed649ff173af8c

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

Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240669484.txt

Filesize
50KB

MD5
bcbcae7d5d732752cf0e2d46884fd2ea

SHA1
003be8b718dac8fb296dc3f4ea64386330a09ea4

SHA256
21a6fc55672c1d934f3c946bbd615f6658b13ed20ab874fd683f74d8c47af3b8

SHA512
70f8f9f1641046ca60edc92155aff1e9309e4ee03a7595ccd23cf62899b0ac38be186fe201f95400182c26e2881f7968d348cea34790226827939cb545cd5576

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2572-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2572-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2924-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3300-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3300-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3300-11-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3300-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3300-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads