warzonerat | 18ec681c471f185edf3ab8e23b52b4ea2a87162f9957b4d5d10ac0e2bc008405

General

Target

sample2.exe
Size

257KB
MD5

07c86dadcc51ffcb395a496086a79ec9
SHA1

db1b4ce23007f85683ff72fb6ea6821ad8a14b44
SHA256

18ec681c471f185edf3ab8e23b52b4ea2a87162f9957b4d5d10ac0e2bc008405
SHA512

a5327dac75b2ac00919f267594e02924ef7188426bb7f75bb4e06a7f2330cc7c3332cea9185a194017b3d9ec8053389b2ffabdbf34cb931c1e91b926c2883bcf
SSDEEP

6144:K8MWRKxuE2YD+YUa1hp+V0bh9LjfYM8yJRub4NK:KMROuE2c++i0Djf18QRJK

Score

10^/10

warzonerat discovery infostealer persistence rat

Malware Config

Extracted

Family

warzonerat

C2

wzefi.duckdns.org:9901

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\Temp\\sample2.exe\""	sample2.exe

WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
rat infostealer warzonerat
Warzonerat family
warzonerat

Warzone RAT payload 6 IoCs

rat

resource	yara_rule
behavioral1/memory/2928-7-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat
behavioral1/memory/2928-15-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat
behavioral1/memory/2928-11-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat
behavioral1/memory/2928-9-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat
behavioral1/memory/2928-6-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat
behavioral1/memory/2928-18-0x0000000000400000-0x0000000000561000-memory.dmp	warzonerat

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sample2.exe	sample2.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sample2.exe	sample2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\sample2.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\sample2.exe"	sample2.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3064	sample2.exe
3064	sample2.exe
3064	sample2.exe
3064	sample2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 2928	3064	sample2.exe	30

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2876	3064	WerFault.exe	29
2144	2928	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	aspnet_state.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sample2.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3064	sample2.exe
3064	sample2.exe
3064	sample2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3064	sample2.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 3064 wrote to memory of 2928	3064	sample2.exe	30
PID 2928 wrote to memory of 2144	2928	aspnet_state.exe	31
PID 2928 wrote to memory of 2144	2928	aspnet_state.exe	31
PID 2928 wrote to memory of 2144	2928	aspnet_state.exe	31
PID 2928 wrote to memory of 2144	2928	aspnet_state.exe	31
PID 3064 wrote to memory of 2876	3064	sample2.exe	32
PID 3064 wrote to memory of 2876	3064	sample2.exe	32
PID 3064 wrote to memory of 2876	3064	sample2.exe	32
PID 3064 wrote to memory of 2876	3064	sample2.exe	32

C:\Users\Admin\AppData\Local\Temp\sample2.exe
"C:\Users\Admin\AppData\Local\Temp\sample2.exe"
1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 204
    3⤵
    - Program crash
    PID:2144
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 604
  2⤵
  - Program crash
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2928-5-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-11-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-7-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-18-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-15-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-13-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2928-3-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-9-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-4-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/2928-6-0x0000000000400000-0x0000000000561000-memory.dmp

Filesize
1.4MB

Download
memory/3064-0-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/3064-1-0x000000000F320000-0x000000000F366000-memory.dmp

Filesize
280KB

Download
memory/3064-17-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/3064-19-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads