gh0strat | 010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d

General

Target

010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe
Size

3.3MB
MD5

00c50bece226887bd7f4721c68d92dbf
SHA1

fc492c0d9c5dc80b33878d48e8f507be6008e9f3
SHA256

010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d
SHA512

89566b7727980b94d0c1f4951c2f62298641b4642fba35a8e70469110dcb1802e1fc7a23f1a0dd3e15db7d149367126e313a3895eb2ecca0adeb1737cfd66cc0
SSDEEP

24576:dOyHutimZ9VSly2hVvHW6qMnSbTBBhBMNEI:QHPkVOBTKL

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1084-0-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral1/memory/2432-19-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/memory/1084-0-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral1/memory/2432-19-0x0000000010000000-0x000000001019F000-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	sainbox.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"	sainbox.exe

Deletes itself 1 IoCs

pid	Process
2000	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2272	sainbox.exe
2432	sainbox.exe

Loads dropped DLL 1 IoCs

pid	Process
2272	sainbox.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sainbox.exe	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe
File opened for modification	C:\Windows\SysWOW64\sainbox.exe	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe

Modifies data under HKEY_USERS 4 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	sainbox.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	sainbox.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2576	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2432	sainbox.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1084	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe
Token: SeLoadDriverPrivilege	2432	sainbox.exe
Token: 33	2432	sainbox.exe
Token: SeIncBasePriorityPrivilege	2432	sainbox.exe
Token: 33	2432	sainbox.exe
Token: SeIncBasePriorityPrivilege	2432	sainbox.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 2000	1084	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe	29
PID 1084 wrote to memory of 2000	1084	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe	29
PID 1084 wrote to memory of 2000	1084	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe	29
PID 1084 wrote to memory of 2000	1084	010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe	29
PID 2272 wrote to memory of 2432	2272	sainbox.exe	30
PID 2272 wrote to memory of 2432	2272	sainbox.exe	30
PID 2272 wrote to memory of 2432	2272	sainbox.exe	30
PID 2272 wrote to memory of 2432	2272	sainbox.exe	30
PID 2000 wrote to memory of 2576	2000	cmd.exe	32
PID 2000 wrote to memory of 2576	2000	cmd.exe	32
PID 2000 wrote to memory of 2576	2000	cmd.exe	32
PID 2000 wrote to memory of 2576	2000	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe
"C:\Users\Admin\AppData\Local\Temp\010a015eff2175d3f19f2b0283c888acae265fd8a42326defa7418ebfeec9d7d.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1084
- 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\010A01~1.EXE > nul
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2576

C:\Windows\SysWOW64\sainbox.exe
C:\Windows\SysWOW64\sainbox.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\sainbox.exe
  C:\Windows\SysWOW64\sainbox.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Modifies data under HKEY_USERS
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2432

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\sainbox.exe

Filesize
923KB

MD5
83762630c1e05b8d49072af618557e13

SHA1
559d1eef1a84bea9ed64ad1ee59c85f3cb96eb77

SHA256
e45f066e7618b858dddc6f841d66b41a885667c548e64777a287e4abe67f4c39

SHA512
2f7d0673479d0bc7802ac7e0f2a810e720698a5976fc3e4ab01ab73ac0a5b7f4b0cd70a48bdf6b7abceee25750be0ff349044c21cf1ce23df8c002dc0e48c63c

Download Submit
C:\Windows\SysWOW64\sainbox.exe

Filesize
1.2MB

MD5
7ec2b40c61268a37b02fcbfd5e2b2438

SHA1
8d597dc2a0c654ef0993d446310602829ed56339

SHA256
37438779b00ec786e0298e9a2b81339983ec0cc62176bbdb0df0c333adfaf103

SHA512
130b6e2005e857a8d6dd037325775a707d7d5612e3bbbbafc4e6be7ded3d8629d2cb9d90dd2e6bfe447d4f37249b8d32197a152442ed67a9dad5688273021381

Download Submit
C:\Windows\SysWOW64\sainbox.exe

Filesize
2.7MB

MD5
6bd4eec425aa62b8e43f500215d8406c

SHA1
b9f657584db88d7499d926d794f23e78cc705725

SHA256
d2d63c9a06e2547f1ed0283d58a8e03ab5b67db4a90f98702fcd3ab5aa24b472

SHA512
44aaadf69b62a666a207d5d1ffff0d1f1059fe5ceba3176e0f339b3fe0974327e01ad997c5ee2ddcc1cb38706f0606848edfc92d7336d6e5a5f558e3fc73ccd0

Download Submit
\Windows\SysWOW64\sainbox.exe

Filesize
915KB

MD5
cc2df61a5ca60a07794edf244df3c5d3

SHA1
85fa1c4c1c12d5d3ddfa71c6bffae0a6da06e2bc

SHA256
eea7987a6033ded24f495625e6e7d42289d8d696dc871a7864d510815740b44c

SHA512
fcdf8dd69f089adcfcbd5321a334c9ba9e94f908767b1c71cb320eff02dbdf1caae13c9c0cce2713e6a887e62642da04c26b4ab164cec54cd2925f6429313d85

Download Submit
memory/1084-0-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/2432-19-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads