a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4

Analysis

max time kernel
149s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-08-2024 03:02

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General

Target

a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe
Size

49KB
MD5

6bab22479231f4deb1b69ec5b54642d6
SHA1

bd1f118668e93cc3d0470ffe377a6e9efe96e5ea
SHA256

a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4
SHA512

09b5a820ac11253d2136d603cd7f2eaf7b18473d270c30489b718210bd6f8f8a585e65fcdaaf89d5a622a22a472ef947fc087711ecc1efca35f7fd3e94796e7d
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhI4:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVS

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1932	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1932	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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe

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	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 1932	1048	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe	84
PID 1048 wrote to memory of 1932	1048	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe	84
PID 1048 wrote to memory of 1932	1048	a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe	84

C:\Users\Admin\AppData\Local\Temp\a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe
"C:\Users\Admin\AppData\Local\Temp\a4eee6c7786bc67730ed34e273a1c7ad4bb82227a762febbd202514dd51d61b4.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1932

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
49KB

MD5
ddfe7de478c044789fe048aeac88365b

SHA1
f255321dfd883ea8c8b82035160198239750d893

SHA256
5d087ae84bd2344e5a361c0e362f69b448de2ed2bcf72d88e2352bd57859060d

SHA512
16ab8385f36225cefa8aff76dbc302ba8b1abbaccdeb4e2e091edd90160164bee79a6b6cd0f23d74af1b77fca31c50719005dfd99976f924a209f35007f1577b

Download Submit
memory/1048-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1048-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1932-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1932-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads