e744e0aa890a2d9b5e6eed8403cb16f6098baee4a0529b1fabc0644ee4ba6b32

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/11/2024, 06:25

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General

Target

remi.exe
Size

959KB
MD5

b074e2458b987efec69536a58316d5a6
SHA1

ffebefa18462d47fc8b82abc9069c9fdd6079da9
SHA256

e744e0aa890a2d9b5e6eed8403cb16f6098baee4a0529b1fabc0644ee4ba6b32
SHA512

1f76d7ae0558962781b913b765ff6b92b5f03aa511c6be2f206ff17c361052d4b34a37d46e49447a0860586474c3bc656ed34d9d094b605d06a6ebfbcc0a2422
SSDEEP

24576:YQm35eXO2xQ7nEP9FsGu0ftQbg665Xp3GuD+XjK:jej2ynElFsGu0fsgD5XpTqXj

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2344	powershell.exe

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

System Information Discovery
T1082

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	remi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
348	remi.exe
2344	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	348	remi.exe
Token: SeDebugPrivilege	2344	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 348 wrote to memory of 2344	348	remi.exe	31
PID 348 wrote to memory of 2344	348	remi.exe	31
PID 348 wrote to memory of 2344	348	remi.exe	31
PID 348 wrote to memory of 2344	348	remi.exe	31
PID 348 wrote to memory of 2768	348	remi.exe	33
PID 348 wrote to memory of 2768	348	remi.exe	33
PID 348 wrote to memory of 2768	348	remi.exe	33
PID 348 wrote to memory of 2768	348	remi.exe	33
PID 348 wrote to memory of 2676	348	remi.exe	34
PID 348 wrote to memory of 2676	348	remi.exe	34
PID 348 wrote to memory of 2676	348	remi.exe	34
PID 348 wrote to memory of 2676	348	remi.exe	34
PID 348 wrote to memory of 2336	348	remi.exe	35
PID 348 wrote to memory of 2336	348	remi.exe	35
PID 348 wrote to memory of 2336	348	remi.exe	35
PID 348 wrote to memory of 2336	348	remi.exe	35
PID 348 wrote to memory of 2044	348	remi.exe	36
PID 348 wrote to memory of 2044	348	remi.exe	36
PID 348 wrote to memory of 2044	348	remi.exe	36
PID 348 wrote to memory of 2044	348	remi.exe	36
PID 348 wrote to memory of 1368	348	remi.exe	37
PID 348 wrote to memory of 1368	348	remi.exe	37
PID 348 wrote to memory of 1368	348	remi.exe	37
PID 348 wrote to memory of 1368	348	remi.exe	37

C:\Users\Admin\AppData\Local\Temp\remi.exe
"C:\Users\Admin\AppData\Local\Temp\remi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:348
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2344
- C:\Users\Admin\AppData\Local\Temp\remi.exe
  "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  PID:2768
- C:\Users\Admin\AppData\Local\Temp\remi.exe
  "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  PID:2676
- C:\Users\Admin\AppData\Local\Temp\remi.exe
  "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  PID:2336
- C:\Users\Admin\AppData\Local\Temp\remi.exe
  "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  PID:2044
- C:\Users\Admin\AppData\Local\Temp\remi.exe
  "C:\Users\Admin\AppData\Local\Temp\remi.exe"
  2⤵
  PID:1368

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/348-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/348-1-0x00000000000D0000-0x00000000001C6000-memory.dmp

Filesize
984KB

Download
memory/348-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/348-3-0x00000000005E0000-0x00000000005FC000-memory.dmp

Filesize
112KB

Download
memory/348-4-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/348-5-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/348-6-0x0000000004DE0000-0x0000000004EA4000-memory.dmp

Filesize
784KB

Download
memory/348-7-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download