25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77

Analysis

max time kernel
149s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 19:28

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General

Target

25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe
Size

28KB
MD5

8b4ee2125e34ccf750095f03644aa40b
SHA1

2e56da1bbf6035cbe0a7c8015300fb2234cd46cc
SHA256

25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77
SHA512

a30637036bb47e1b3e4ea9dab28ab1c67b1e704a34d93a0e84240734b8bc41d2055734573922260e14bd4afa60483a68ed692a5963fd8965dc2bb3f2e70ee24d
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wk7IErqyEOGNFbuSxhLIsv/orINI8hY:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wkz

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2160	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2160	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe

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	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 2160	1900	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe	30
PID 1900 wrote to memory of 2160	1900	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe	30
PID 1900 wrote to memory of 2160	1900	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe	30
PID 1900 wrote to memory of 2160	1900	25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe	30

C:\Users\Admin\AppData\Local\Temp\25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe
"C:\Users\Admin\AppData\Local\Temp\25591ffe580ac8102589607d4448705056fe0f0fed35ecbc661fbe1929d9cc77.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2160

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
29KB

MD5
a6a72894136cb41565dead2ba1e7b32a

SHA1
162aefabeff39411f7ada117534d7085573072aa

SHA256
bfed1b75be94db31f320d808697f069f2b17b18a6b594e43f63f99d06b1cf29d

SHA512
32e58cd09d008459684a6fe7cfe2d50b3013616a51390149877e2ff93d14db0ce786cb0abea17ea6a269de6c6ee98abedb0980dd53d5afde54ab7675ea49de94

Download Submit
memory/1900-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1900-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2160-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2160-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads