aca972d9f3d51ec7eac2504f3aae09d467179e67bcd8f39c949e4f79578f3804

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/07/2024, 11:58

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General

Target

bd8207eed383fdfd7552f6b6df35ca30N.exe
Size

41KB
MD5

bd8207eed383fdfd7552f6b6df35ca30
SHA1

51c4b45ea057a004b4688c39b80747a7c9662bbe
SHA256

aca972d9f3d51ec7eac2504f3aae09d467179e67bcd8f39c949e4f79578f3804
SHA512

bf73e45adbb693aeb2a29a176917fb08f96044965f1b9d2d8943da1acb8d2cef51660ec2ff8fcce8a09950270ecaa408b5cef0c470fe2feb60d60e9edb0ce09a
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhs:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYM

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2524	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2524	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	bd8207eed383fdfd7552f6b6df35ca30N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	bd8207eed383fdfd7552f6b6df35ca30N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2524	2064	bd8207eed383fdfd7552f6b6df35ca30N.exe	29
PID 2064 wrote to memory of 2524	2064	bd8207eed383fdfd7552f6b6df35ca30N.exe	29
PID 2064 wrote to memory of 2524	2064	bd8207eed383fdfd7552f6b6df35ca30N.exe	29
PID 2064 wrote to memory of 2524	2064	bd8207eed383fdfd7552f6b6df35ca30N.exe	29

C:\Users\Admin\AppData\Local\Temp\bd8207eed383fdfd7552f6b6df35ca30N.exe
"C:\Users\Admin\AppData\Local\Temp\bd8207eed383fdfd7552f6b6df35ca30N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2524

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe

Filesize
41KB

MD5
bdf1edbdcd6e6e86202c675d81c4a3bf

SHA1
98ddd64662e9f85186a3f79dc6f8b85432ae93d4

SHA256
fc5023b7123b3682919c3569e9ef0f431e8bb125e3be81ac0d879e4671c19717

SHA512
3232990108308dcbeddc568fb3046b095d6ff019862fd0375628d24f7c7d7dfe34a95ec91949b494adab4041249a7ec3e6cfb21fb3dea6b2be73f95054a852f0

Download Submit
memory/2064-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2064-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2524-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads