gh0strat | eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1

General

Target

eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
Size

2.4MB
MD5

580f868193df3d5030fb30748486c984
SHA1

0b50c9bab4c06aec90170b946b88d61bdeb997b3
SHA256

eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1
SHA512

a74ff3d04737e60109a3a221298c41eea2366be71841bd97b0de988f2bee235967da32527df56f2e4658552679c7c09587d25fbfb770ed1e6aed7edbce57fabb
SSDEEP

49152:DQZAdVyVT9n/Gg0P+WhohpejKs3P5x2iZPItx2apeapelI:kGdVyVT9nOgmh9jKs3P5x27tUvlI

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2972-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2972-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2972-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1440-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1440-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1440-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/672-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/672-79-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/672-83-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1440-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/672-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2972-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2972-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2972-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1440-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1440-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1440-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002358a-30.dat	family_gh0strat
behavioral2/memory/672-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/672-79-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/672-83-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1440-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/672-25-0x0000000010000000-0x00000000101B6000-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

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 5 IoCs

pid	Process
2972	svchost.exe
1440	TXPlatforn.exe
672	TXPlatforn.exe
712	svchos.exe
4440	HD_eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe

Loads dropped DLL 1 IoCs

pid	Process
712	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2972-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2972-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2972-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2972-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1440-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1440-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1440-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/672-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/672-79-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/672-83-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1440-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/672-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1440-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
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\241002640.txt	svchos.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2920	cmd.exe
2304	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2304	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
672	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2972	svchost.exe
Token: SeLoadDriverPrivilege	672	TXPlatforn.exe
Token: 33	672	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	672	TXPlatforn.exe
Token: 33	672	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	672	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 2972	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	89
PID 2496 wrote to memory of 2972	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	89
PID 2496 wrote to memory of 2972	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	89
PID 2972 wrote to memory of 2920	2972	svchost.exe	91
PID 2972 wrote to memory of 2920	2972	svchost.exe	91
PID 2972 wrote to memory of 2920	2972	svchost.exe	91
PID 1440 wrote to memory of 672	1440	TXPlatforn.exe	92
PID 1440 wrote to memory of 672	1440	TXPlatforn.exe	92
PID 1440 wrote to memory of 672	1440	TXPlatforn.exe	92
PID 2496 wrote to memory of 712	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	93
PID 2496 wrote to memory of 712	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	93
PID 2496 wrote to memory of 712	2496	eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe	93
PID 2920 wrote to memory of 2304	2920	cmd.exe	96
PID 2920 wrote to memory of 2304	2920	cmd.exe	96
PID 2920 wrote to memory of 2304	2920	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
"C:\Users\Admin\AppData\Local\Temp\eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2496
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2972
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2920
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2304
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:712
- C:\Users\Admin\AppData\Local\Temp\HD_eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
  C:\Users\Admin\AppData\Local\Temp\HD_eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe
  2⤵
  - Executes dropped EXE
  PID:4440

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1440
- 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:672

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 --field-trial-handle=4508,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=1904 /prefetch:8
1⤵
PID:3568

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

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.7MB

MD5
39cd68b8d862522c3e400c5b23f6a58c

SHA1
0263616b0021ffe6450ad161e221acbd2762951b

SHA256
4d23db80331e9662a174a8dde9bed73c685f07dfc35db3056e827182702e4b1e

SHA512
69893ffbe19db21a7efe7f90ddfa80b66dfe66b8d0690689c01d886e8e67af5e816f7210fb59e5f603467a3f21cfc0faf4d76b97dbe0804404540580e0bca51a

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_eccf7a3ef4dfc24a447baa3770199937d23b6e33ba343a74d98841e7f2ea0bc1.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCX8EC.tmp

Filesize
1.4MB

MD5
8fe631188605ee0f40662af21807d57c

SHA1
6ee74e03e0acd6da731b3f7b0eb4b4e69e192318

SHA256
0217c80b1d7fdecb78b0d236ba041f2ba7628c5e079edcccb347981bc4b1e4d1

SHA512
f0515b998fc208f30b5f6e1921c0b41da1fc338c96d63058e2f9d7c37d177fa9894a097f60a1e9938946cfc7d7024ea0cfecf4dfb8769d83c3b6d5eceba9c43e

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\241002640.txt

Filesize
50KB

MD5
40f07f8503d0f19b383f0664349eb338

SHA1
c69ce824e3763a21476800512284e49e1596a216

SHA256
45d19e9171c852b6f32c5e1965e6c896d3155fd7e1d8f2e495e36f505ff00181

SHA512
40ccf99166635e520d5da869bc7abd05160c022b0562751df470545b72acdda7357b4c6ab7c268db4ff05baa6e28678cdb21fddf80ecfc3800c89dfaf57f7dd0

Download Submit
memory/672-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/672-83-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/672-79-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/672-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1440-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1440-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1440-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1440-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1440-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2972-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2972-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2972-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2972-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads