f9d051b1d729d3a1689e7b1454902012a5d757f5b5339db346ffcead746802f6

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/02/2025, 19:00

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General

Target

rAntephialtic.exe
Size

1.5MB
MD5

65249febec3f7bde1c51b92ff5d3c4a7
SHA1

459c11b637dc859eacea6d65489729f7b32fbf27
SHA256

f9d051b1d729d3a1689e7b1454902012a5d757f5b5339db346ffcead746802f6
SHA512

e739a509aa7029116395a436f6b9c07e9e74bae0e81c312e0e0663c315be862a118b18d60c45b72268b47ad09a13ed0c9db54d4f97eba474c154d14d8cbe9a1c
SSDEEP

24576:nMwM9cEY0ASIJSEwseD6Ph717SM5vw+WDC5InZ/L9GrsXpJzXo1AH9HBevK9Y9Ey:nMwLhcOPhNSM9w+wCyig5JzXo1AtBUK2

Score

7^/10

discovery execution

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
816	rAntephialtic.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\ferieaftalernes\udbringningen.gru	rAntephialtic.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3028	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	rAntephialtic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3028	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3028	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 3028	816	rAntephialtic.exe	30
PID 816 wrote to memory of 3028	816	rAntephialtic.exe	30
PID 816 wrote to memory of 3028	816	rAntephialtic.exe	30
PID 816 wrote to memory of 3028	816	rAntephialtic.exe	30

C:\Users\Admin\AppData\Local\Temp\rAntephialtic.exe
"C:\Users\Admin\AppData\Local\Temp\rAntephialtic.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:816
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle minimized "$Anskueliggres=gc -Raw 'C:\Users\Admin\AppData\Roaming\svampestuvningernes\Circumcising\Subcommissionership\Kinestheses.Tra';$Sprrereglernes=$Anskueliggres.SubString(54058,3);.$Sprrereglernes($Anskueliggres)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3028

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

\Users\Admin\AppData\Local\Temp\nsjC0E0.tmp\nsExec.dll

Filesize
7KB

MD5
4c77a65bb121bb7f2910c1fa3cb38337

SHA1
94531e3c6255125c1a85653174737d275bc35838

SHA256
5e66489393f159aa0fd30b630bb345d03418e9324e7d834b2e4195865a637cfe

SHA512
df50eadf312469c56996c67007d31b85d00e91a4f40355e786536fc0336ac9c2fd8ad9df6e65ab390cc6f031aca28c92212ea23cc40eb600b82a63be3b5b8c04

Download Submit
memory/3028-29-0x0000000073B61000-0x0000000073B62000-memory.dmp

Filesize
4KB

Download
memory/3028-30-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/3028-31-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/3028-32-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/3028-33-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download
memory/3028-34-0x0000000073B60000-0x000000007410B000-memory.dmp

Filesize
5.7MB

Download