b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f

Analysis

max time kernel
94s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 02:12

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General

Target

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
Size

2.4MB
MD5

1590a3efb4a143305e7182fbd284a414
SHA1

4b1910fc583442a94a7a246c5424354991e22f13
SHA256

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f
SHA512

6b34bb151902e7c0a9ac349d16be5ebe23c4574fd1b4131d63691ab7b8771beccf2044db85b5714fc90da15fb0c4029313a174497fc85652e1e6a4c084f010f7
SSDEEP

49152:CJdEishAFuQlec9L4mpYmFJq+o1LYYVRC8kKK:MqXAct9mFJq3KYXC8BK

Score

10^/10

discovery persistence

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description pid process target process

PID 2308 created 3504 2308 b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe Explorer.EXE

description	pid	process	target process
PID 2308 created 3504	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	Explorer.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ioibrzb = "C:\\Users\\Admin\\AppData\\Roaming\\ioibrzb.exe"	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description	pid	process	target process
PID 2308 set thread context of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

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

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exeb11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

pid process

324 b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

pid process

2308 b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

pid	process
324	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

pid	process
2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exeb11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description	pid	process
Token: SeDebugPrivilege	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
Token: SeDebugPrivilege	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
Token: SeDebugPrivilege	324	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

description	pid	process	target process
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
PID 2308 wrote to memory of 324	2308	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe	b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3504
- C:\Users\Admin\AppData\Local\Temp\b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
  "C:\Users\Admin\AppData\Local\Temp\b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2308
- C:\Users\Admin\AppData\Local\Temp\b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe
  "C:\Users\Admin\AppData\Local\Temp\b11ec3f1e913b4c0caeaf24b194998e7702da6c0b30afc8a147df52b26fd829f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  PID:324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/324-1096-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/324-1095-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/324-1094-0x0000000005830000-0x00000000058F6000-memory.dmp

Filesize
792KB

Download
memory/324-1092-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/324-1949-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/324-1953-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/324-1952-0x0000000005D50000-0x0000000005D5A000-memory.dmp

Filesize
40KB

Download
memory/324-1951-0x0000000005E00000-0x0000000005E92000-memory.dmp

Filesize
584KB

Download
memory/324-1950-0x00000000059C0000-0x0000000005A16000-memory.dmp

Filesize
344KB

Download
memory/2308-42-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-30-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-6-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-26-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-18-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-36-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-38-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-60-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-68-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-66-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-64-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-62-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-58-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-56-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-54-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-52-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-48-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-46-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-44-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-4-0x0000000005200000-0x0000000005382000-memory.dmp

Filesize
1.5MB

Download
memory/2308-40-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-34-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-32-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-5-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-50-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-28-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-24-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-22-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-20-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-16-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-14-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-12-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-10-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-8-0x0000000005200000-0x000000000537C000-memory.dmp

Filesize
1.5MB

Download
memory/2308-1079-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/2308-1080-0x00000000054A0000-0x000000000559C000-memory.dmp

Filesize
1008KB

Download
memory/2308-1081-0x0000000005420000-0x000000000546C000-memory.dmp

Filesize
304KB

Download
memory/2308-1085-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/2308-3-0x0000000004E70000-0x0000000005026000-memory.dmp

Filesize
1.7MB

Download
memory/2308-2-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/2308-1-0x0000000000300000-0x0000000000560000-memory.dmp

Filesize
2.4MB

Download
memory/2308-0-0x00000000745EE000-0x00000000745EF000-memory.dmp

Filesize
4KB

Download
memory/2308-1086-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/2308-1087-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download
memory/2308-1088-0x0000000005E50000-0x00000000063F4000-memory.dmp

Filesize
5.6MB

Download
memory/2308-1089-0x0000000005650000-0x00000000056A4000-memory.dmp

Filesize
336KB

Download
memory/2308-1093-0x00000000745E0000-0x0000000074D90000-memory.dmp

Filesize
7.7MB

Download