njrat | 7634e00a8aa848b561d2d18d78b1bd9fb2f02380418fb8b6b8b36ee4a201106f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 22:23

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General

Target
Aeonixx.exe
Size 907KB
Sample240719-2a56hatalq
SHA256 7634e00a8aa848b561d2d18d78b1bd9fb2f02380418fb8b6b8b36ee4a201106f
MD5 554025c57d014fd5ed8ab159c96da159
SHA1 2295d41aae469f8252c872eab15f7b5fcd85593c
SHA512 125dce70da69479503f6cd42a16518bfd25b993b58499059703ffd8761dfeea71421d5a212ccddd84663e2ec464eb60128c07154d3a4db07fabe31906225a11c
SSDEEP 12288:C4j4mGk/gKAsEu0Q07J4TpiQlO0Qcuvmxn0HOBJ7V:C2icgKAo0h0piQlO0QkxnRBJ5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat evasion execution persistence trojan

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

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

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	Aeonixx.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	AEONIX.EXE
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	PAYLOAD.EXE

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\775de7e7e00d15df96207ab529453f70.exe	dllhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\775de7e7e00d15df96207ab529453f70.exe	dllhost.exe

Executes dropped EXE 4 IoCs

pid	Process
4972	AEONIX.EXE
1936	PAYLOAD.EXE
4760	S.EXE
1424	dllhost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\775de7e7e00d15df96207ab529453f70 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\dllhost.exe\" .."	dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\775de7e7e00d15df96207ab529453f70 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\dllhost.exe\" .."	dllhost.exe

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4780	sc.exe
4924	sc.exe
3692	sc.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
116	reg.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4760	S.EXE
4760	S.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE
1936	PAYLOAD.EXE

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1936	PAYLOAD.EXE
Token: SeDebugPrivilege	1424	dllhost.exe
Token: SeDebugPrivilege	4456	powershell.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe
Token: 33	1424	dllhost.exe
Token: SeIncBasePriorityPrivilege	1424	dllhost.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 3140 wrote to memory of 4972	3140	Aeonixx.exe	84
PID 3140 wrote to memory of 4972	3140	Aeonixx.exe	84
PID 3140 wrote to memory of 4972	3140	Aeonixx.exe	84
PID 4972 wrote to memory of 1936	4972	AEONIX.EXE	85
PID 4972 wrote to memory of 1936	4972	AEONIX.EXE	85
PID 4972 wrote to memory of 1936	4972	AEONIX.EXE	85
PID 4972 wrote to memory of 4760	4972	AEONIX.EXE	86
PID 4972 wrote to memory of 4760	4972	AEONIX.EXE	86
PID 4760 wrote to memory of 4748	4760	S.EXE	89
PID 4760 wrote to memory of 4748	4760	S.EXE	89
PID 1936 wrote to memory of 1424	1936	PAYLOAD.EXE	97
PID 1936 wrote to memory of 1424	1936	PAYLOAD.EXE	97
PID 1936 wrote to memory of 1424	1936	PAYLOAD.EXE	97
PID 1424 wrote to memory of 4396	1424	dllhost.exe	100
PID 1424 wrote to memory of 4396	1424	dllhost.exe	100
PID 1424 wrote to memory of 4396	1424	dllhost.exe	100
PID 1424 wrote to memory of 2528	1424	dllhost.exe	102
PID 1424 wrote to memory of 2528	1424	dllhost.exe	102
PID 1424 wrote to memory of 2528	1424	dllhost.exe	102
PID 2528 wrote to memory of 4456	2528	cmd.exe	104
PID 2528 wrote to memory of 4456	2528	cmd.exe	104
PID 2528 wrote to memory of 4456	2528	cmd.exe	104
PID 1424 wrote to memory of 2708	1424	dllhost.exe	105
PID 1424 wrote to memory of 2708	1424	dllhost.exe	105
PID 1424 wrote to memory of 2708	1424	dllhost.exe	105
PID 2708 wrote to memory of 4780	2708	cmd.exe	107
PID 2708 wrote to memory of 4780	2708	cmd.exe	107
PID 2708 wrote to memory of 4780	2708	cmd.exe	107
PID 1424 wrote to memory of 3140	1424	dllhost.exe	108
PID 1424 wrote to memory of 3140	1424	dllhost.exe	108
PID 1424 wrote to memory of 3140	1424	dllhost.exe	108
PID 3140 wrote to memory of 4924	3140	cmd.exe	110
PID 3140 wrote to memory of 4924	3140	cmd.exe	110
PID 3140 wrote to memory of 4924	3140	cmd.exe	110
PID 1424 wrote to memory of 2128	1424	dllhost.exe	111
PID 1424 wrote to memory of 2128	1424	dllhost.exe	111
PID 1424 wrote to memory of 2128	1424	dllhost.exe	111
PID 2128 wrote to memory of 3692	2128	cmd.exe	113
PID 2128 wrote to memory of 3692	2128	cmd.exe	113
PID 2128 wrote to memory of 3692	2128	cmd.exe	113
PID 1424 wrote to memory of 2248	1424	dllhost.exe	114
PID 1424 wrote to memory of 2248	1424	dllhost.exe	114
PID 1424 wrote to memory of 2248	1424	dllhost.exe	114
PID 2248 wrote to memory of 116	2248	cmd.exe	116
PID 2248 wrote to memory of 116	2248	cmd.exe	116
PID 2248 wrote to memory of 116	2248	cmd.exe	116

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4396	attrib.exe

C:\Users\Admin\AppData\Local\Temp\Aeonixx.exe
"C:\Users\Admin\AppData\Local\Temp\Aeonixx.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3140
- C:\Users\Admin\AppData\Local\Temp\AEONIX.EXE
  "C:\Users\Admin\AppData\Local\Temp\AEONIX.EXE"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4972
- - C:\Users\Admin\AppData\Local\Temp\PAYLOAD.EXE
    "C:\Users\Admin\AppData\Local\Temp\PAYLOAD.EXE"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1936
  - - C:\Users\Admin\AppData\Local\Temp\dllhost.exe
      "C:\Users\Admin\AppData\Local\Temp\dllhost.exe"
      4⤵
      Drops startup file
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1424
    - - C:\Windows\SysWOW64\attrib.exe
        
        attrib +h "C:\Users\Admin\AppData\Local\Temp\dllhost.exe"
        5⤵
        Views/modifies file attributes
        
        PID:4396
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2528
      - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        
        powershell Set-MpPreference -DisableRealtimeMonitoring $true
        6⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:4456
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c sc query windefend
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2708
      - C:\Windows\SysWOW64\sc.exe
        
        sc query windefend
        6⤵
        Launches sc.exe
        
        PID:4780
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c sc stop windefend
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3140
      - C:\Windows\SysWOW64\sc.exe
        
        sc stop windefend
        6⤵
        Launches sc.exe
        
        PID:4924
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c sc delete windefend
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2128
      - C:\Windows\SysWOW64\sc.exe
        
        sc delete windefend
        6⤵
        Launches sc.exe
        
        PID:3692
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd /c reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2248
      - C:\Windows\SysWOW64\reg.exe
        
        reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
        6⤵
        UAC bypass
        Modifies registry key
        
        PID:116
- - C:\Users\Admin\AppData\Local\Temp\S.EXE
    "C:\Users\Admin\AppData\Local\Temp\S.EXE"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4760
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c pause
      4⤵
      PID:4748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

AEONIX.EXE

Path C:\Users\Admin\AppData\Local\Temp\AEONIX.EXE
Size 849KB
SHA256 b13a4f5dc328fb50971d5579f8d32ca7af2b9cf5118999e033ff227242a04edd
MD5 0b7321cbbce655bb14c3737973936d8a
SHA1 3fbedbf411835e0d54593ae2fe938679f2f5a858
SHA512 82ee9dafd3948702da5eef1237270828257177f237115921b96d9d604901e0ce291d82562e20c3e0ad5473bd88615559fca2253a603c229f480b4fec746f4b34
SSDEEP 12288:U4mGk/gKAsEu0Q07J4TpiQlO0Qcuvmxn0HOBJ7V:UicgKAo0h0piQlO0QkxnRBJ5
MD5 SHA1 SHA512 SSDEEP

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PAYLOAD.EXE

Path C:\Users\Admin\AppData\Local\Temp\PAYLOAD.EXE
Size 54KB
SHA256 1a82a1b8db2e35e967a2f463292337e08717251b3e836bf1ffa20815b25037c9
MD5 dcc788ade743525d6922369a9b1cc1d9
SHA1 4c100d13f4115f64bbdcc47ffb4f60d50ea9edde
SHA512 67faa32ffb6a426f2626384629ac75083da881f549efe7b42c4d3ad915d93e1f2b07a10d952d9b7079b21964f66a8e5c8adb9a9e5fe59040b4dc5a5447c4fb79
SSDEEP 1536:YmdGDnCvN+hkUoiDFwsNMDXXExI3pmQm:hGDnC0GniDFwsNMDXXExI3pm
MD5 SHA1 SHA512 SSDEEP

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S.EXE

Path C:\Users\Admin\AppData\Local\Temp\S.EXE
Size 742KB
SHA256 3d860b0b79377ea570b774977ac1d0976a5ce20c3a71ff67a9b91be84384fd9e
MD5 3dbda3d47ec35af319228ebe3677e743
SHA1 0c3033b7568875bb6041c8eaf7eefb065f2f138e
SHA512 348f308e96400a4abf2f820ecfaff4c9bb3690b6a60cd1f0376913d0cf01af836a78c5df4af0d2fe95d0fa9186cbf6eefc1b2ef75c021b48572457ff273d9f74
SSDEEP 12288:/KAsEu0Q07J4TpiQlO0Qcuvmxn0HOBJ7V:/KAo0h0piQlO0QkxnRBJ5
MD5 SHA1 SHA512 SSDEEP

Submit Download

__PSScriptPolicyTest_omouhicb.he0.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_omouhicb.he0.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/1936-23-0x0000000073C32000-0x0000000073C33000-memory.dmp

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memory/1936-25-0x0000000073C30000-0x00000000741E1000-memory.dmp

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memory/1936-26-0x0000000073C30000-0x00000000741E1000-memory.dmp

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memory/1936-36-0x0000000073C30000-0x00000000741E1000-memory.dmp

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memory/4456-52-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

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memory/4456-66-0x0000000006EC0000-0x0000000006F63000-memory.dmp

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memory/4456-41-0x0000000005890000-0x00000000058F6000-memory.dmp

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memory/4456-40-0x00000000057B0000-0x0000000005816000-memory.dmp

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memory/4456-38-0x0000000004FD0000-0x00000000055F8000-memory.dmp

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memory/4456-51-0x0000000005900000-0x0000000005C54000-memory.dmp

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memory/4456-37-0x00000000048F0000-0x0000000004926000-memory.dmp

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memory/4456-53-0x0000000005F00000-0x0000000005F4C000-memory.dmp

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memory/4456-54-0x00000000064A0000-0x00000000064D2000-memory.dmp

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memory/4456-55-0x000000006EB80000-0x000000006EBCC000-memory.dmp

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memory/4456-65-0x0000000006E90000-0x0000000006EAE000-memory.dmp

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memory/4456-39-0x0000000005650000-0x0000000005672000-memory.dmp

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memory/4456-67-0x0000000007830000-0x0000000007EAA000-memory.dmp

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memory/4456-68-0x00000000071F0000-0x000000000720A000-memory.dmp

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memory/4456-69-0x0000000007260000-0x000000000726A000-memory.dmp

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memory/4456-70-0x0000000007470000-0x0000000007506000-memory.dmp

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memory/4456-71-0x00000000073F0000-0x0000000007401000-memory.dmp

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memory/4456-72-0x0000000007430000-0x000000000743E000-memory.dmp

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memory/4456-73-0x0000000007440000-0x0000000007454000-memory.dmp

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memory/4456-74-0x0000000007530000-0x000000000754A000-memory.dmp

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memory/4456-75-0x0000000007510000-0x0000000007518000-memory.dmp

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