xpertrat | ddde7cd1d82b5dee479ac17413690cedd04ad04ee14ae271d590da80e5a2a8bd

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-en
submitted
05-09-2021 12:42

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General

Target

DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
Size

686KB
MD5

6ddea92be72b5543d108ec83b588297d
SHA1

c13a41eb03b9e26fec3e6d6f6c1e273111729c03
SHA256

ddde7cd1d82b5dee479ac17413690cedd04ad04ee14ae271d590da80e5a2a8bd
SHA512

cc4771f3ee1d12f4610aa87f505f8616e5a35d1d541ed30a267b143ae7c683eb239477aa923493ed4db59dfb6a0d2c4c047d158a7bd4cbbe2b8e415281e80d93

Score

10^/10

xpertrat test evasion persistence rat trojan

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

Test

csimich.duckdns.org:1989

Mutex

Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4

Signatures

UAC bypass 3 TTPs
evasion trojan

Bypass User Account Control
T1088

Disabling Security Tools
T1089

Modify Registry
T1112
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
XpertRAT
XpertRAT is a remote access trojan with various capabilities.
rat xpertrat

XpertRAT Core Payload 2 IoCs

resource	yara_rule
behavioral1/memory/112-61-0x0000000000400000-0x0000000000443000-memory.dmp	xpertrat
behavioral1/memory/240-65-0x0000000000401364-mapping.dmp	xpertrat

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	iexplore.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0"	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1669990088-476967504-438132596-1000\Software\Microsoft\Windows\CurrentVersion\Run\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4 = "C:\\Users\\Admin\\AppData\\Roaming\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4\\Y1E5W2H0-W6U4-K5S1-S8J1-Y5X8K0K337V4.exe"	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 820 set thread context of 1220	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	30
PID 1220 set thread context of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 set thread context of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	240	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
240	iexplore.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 820 wrote to memory of 1220	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	30
PID 820 wrote to memory of 1220	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	30
PID 820 wrote to memory of 1220	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	30
PID 820 wrote to memory of 1220	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	30
PID 820 wrote to memory of 1224	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	31
PID 820 wrote to memory of 1224	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	31
PID 820 wrote to memory of 1224	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	31
PID 820 wrote to memory of 1224	820	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	31
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 112	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	32
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1220 wrote to memory of 240	1220	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	33
PID 1224 wrote to memory of 1828	1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	34
PID 1224 wrote to memory of 1828	1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	34
PID 1224 wrote to memory of 1828	1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	34
PID 1224 wrote to memory of 1828	1224	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe	34

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe

C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
"C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:820
- C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
  "C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
  2⤵
  - Windows security modification
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1220
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
    3⤵
    PID:112
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
    3⤵
    - Adds policy Run key to start application
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:240
- C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
  "C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe" 2 1220 259324689
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe
    "C:\Users\Admin\AppData\Local\Temp\DDDE7CD1D82B5DEE479AC17413690CEDD04AD04EE14AE.exe"
    3⤵
    PID:1828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/112-61-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/240-66-0x0000000000450000-0x00000000005A3000-memory.dmp

Filesize
1.3MB

Download
memory/820-54-0x0000000076071000-0x0000000076073000-memory.dmp

Filesize
8KB

Download
memory/820-53-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/820-59-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1220-60-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1224-62-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/1224-72-0x00000000003D0000-0x00000000003D1000-memory.dmp

Filesize
4KB

Download
memory/1828-73-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download