676b188e5c38adf7ef102e8507402ba9982e8235b50c166f28c4b8433f5d6b4f

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 04:22

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General

Target

f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
Size

815KB
MD5

f4a4a9faa6f7ef068094a2773ed9c7f0
SHA1

7cdd8b9978487e0b2fec5a9d8c88756bf670ae69
SHA256

676b188e5c38adf7ef102e8507402ba9982e8235b50c166f28c4b8433f5d6b4f
SHA512

79e57d9ad7188150d355961406d9d6dd22467726cbe10c3119fcb23e75b483b3ec358edea94f44d4c6d04c70555a51474a9510e88fbd7896b49b8544bfcd96c9
SSDEEP

12288:8rF3ULO2IiSIU23DKFJxFiJYwXV5R+HR+R:usO2mIPK7XiJ/XVT

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\ink\ConvertInkStore.exe	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	2056	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2056	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2512	2056	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe	30
PID 2056 wrote to memory of 2512	2056	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe	30
PID 2056 wrote to memory of 2512	2056	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe	30
PID 2056 wrote to memory of 2512	2056	f4a4a9faa6f7ef068094a2773ed9c7f0N.exe	30

C:\Users\Admin\AppData\Local\Temp\f4a4a9faa6f7ef068094a2773ed9c7f0N.exe
"C:\Users\Admin\AppData\Local\Temp\f4a4a9faa6f7ef068094a2773ed9c7f0N.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 156
  2⤵
  - Program crash
  PID:2512

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

Command and Control

Exfiltration

Impact

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Downloads

memory/2056-0-0x0000000000400000-0x00000000004D5000-memory.dmp

Filesize
852KB

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