a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:29

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General

Target

a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe
Size

43KB
MD5

032d0f56d08683b4da71e0f5d93624ac
SHA1

995c414866b875a3a743b010fe8da20c5247e596
SHA256

a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397
SHA512

94122ae1e239938f1848dd690a05f080190a46ae723710eb52fd7173c814261c6749f01869309f1b73f9fed5b265f540b20f053fd71e41e43943451f7c806cd7
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhg:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYA

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2320	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2320	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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.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	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2320	2104	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe	31
PID 2104 wrote to memory of 2320	2104	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe	31
PID 2104 wrote to memory of 2320	2104	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe	31
PID 2104 wrote to memory of 2320	2104	a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe	31

C:\Users\Admin\AppData\Local\Temp\a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe
"C:\Users\Admin\AppData\Local\Temp\a12532525ef2f6ba4903b4404fcda091857951342e24b5e97d9d5c12bb4d5397.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2320

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
43KB

MD5
413a757af3e72086d382bdd051ec56ec

SHA1
adb0d8bd0a30c762322ed12ec5e354a50f4b8a40

SHA256
9496899f7fd6dcfee17af93f8450260e6d1aa04471e8315a30d7948415f6ece7

SHA512
76ff694c8e9456096f8e1d1e262b85d73b642397b9556c6ebbd2e1a20e59fd62b548a67ed6efdca1427456ff9aae79239854f479d870a96b9561ffb769abb805

Download Submit
memory/2104-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2104-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2320-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2320-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads