e0663b19ffa16445efed5a1c70bd92ab61a65faef5535fe7f43c81f3b86ea2c2

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 23:24

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General

Target
EPIRTURMEROOO0060.exe
Size 998KB
Sample241223-3dphlavndj
SHA256 e0663b19ffa16445efed5a1c70bd92ab61a65faef5535fe7f43c81f3b86ea2c2
MD5 6b2561c0b680c9e681b71663cd6afb1e
SHA1 39d5ad324e919744f94c5281af5d612422657fc2
SHA512 bc370c1bbda036cd74354aa3f9d33d230ffbab9c27b39e95b1e6a862d5a806b3a59cd90e79ce5a9a155989797ecbcfbb61a73334acd6723472d3bea7b028616e
SSDEEP 24576:9qDEvCTbMWu7rQYlBQcBiT6rprG8a3MexIUCk:9TvC/MTQYxsWR7a3MYIUC
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

collection discovery

Malware Config

Signatures

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2936 set thread context of 1072	2936	EPIRTURMEROOO0060.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	EPIRTURMEROOO0060.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1072	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2936	EPIRTURMEROOO0060.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1072	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2936	EPIRTURMEROOO0060.exe
2936	EPIRTURMEROOO0060.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2936	EPIRTURMEROOO0060.exe
2936	EPIRTURMEROOO0060.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30
PID 2936 wrote to memory of 1072	2936	EPIRTURMEROOO0060.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\EPIRTURMEROOO0060.exe
"C:\Users\Admin\AppData\Local\Temp\EPIRTURMEROOO0060.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\EPIRTURMEROOO0060.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1072-12-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/1072-16-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/1072-14-0x0000000000400000-0x000000000041E000-memory.dmp

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memory/1072-17-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

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memory/1072-18-0x0000000074A70000-0x000000007515E000-memory.dmp

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memory/1072-19-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

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memory/1072-20-0x0000000074A70000-0x000000007515E000-memory.dmp

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memory/2936-11-0x00000000007A0000-0x0000000000BA0000-memory.dmp

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