13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157

Analysis

max time kernel
119s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 22:18

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General

Target

13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe
Size

52KB
MD5

9011be4b0f3b666d1d1f7de200beeab0
SHA1

e00c7c351388393c8c95890ea1e6534c1dbe7a9d
SHA256

13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157
SHA512

0de7491b31148e497e61f0b9e449ba16c7eec33e2b34e22d9feb6bc47840e9b8f519a031d35e021b3e8ec98b17a06b79dbbb3611e68cf3eed49021392688ac68
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIw:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVe

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
852	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
852	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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.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	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 852	3940	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe	89
PID 3940 wrote to memory of 852	3940	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe	89
PID 3940 wrote to memory of 852	3940	13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe	89

C:\Users\Admin\AppData\Local\Temp\13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe
"C:\Users\Admin\AppData\Local\Temp\13d8268c82ef976d407ef09b1251d15330eabad6c1024148d1b584fad0a94157N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:852

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=4180 /prefetch:8
1⤵
PID:3652

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
52KB

MD5
45f1d09541426d79ab1cda7a20968e61

SHA1
476407b77b765e9393617739116317a299cdf636

SHA256
30442a9b82fe52c60bf3743d16fc5a4cd06d481ac1484ef14426ad08dd7683e9

SHA512
32f61ed040ab2227d525f6d6a8b3581a562d7a03fbf9667057230c723dc21dda89ba01715e17ec980983b9f025d193b5ce8243fd28318f6ab23343631f3a79c2

Download Submit
memory/852-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/852-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3940-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3940-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads