80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb

Analysis

max time kernel
149s
max time network
130s
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 00:54

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General

Target

80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe
Size

38KB
MD5

16740823d1982bc74d6d1c4dbef01887
SHA1

8d0a5d8cbce91114f34c2bc0a689059f54b9da72
SHA256

80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb
SHA512

fde8cc5d7771051cb04422d643df97c12a8928156ce807062c47b4247232d940ffb668aaa81821a55829a81864986b8b5beab37fce4f9b158c0938acc1161fc9
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/c:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gj

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4176	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4176	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"	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3708 wrote to memory of 4176	3708	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe	91
PID 3708 wrote to memory of 4176	3708	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe	91
PID 3708 wrote to memory of 4176	3708	80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe	91

C:\Users\Admin\AppData\Local\Temp\80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe
"C:\Users\Admin\AppData\Local\Temp\80aa07b990c560fe72ca541bca700bb4da7542c81794a4cbbdafd9f52a0889cb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3708
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:4176

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=4148,i,3387628439405076340,17957358341235678872,262144 --variations-seed-version --mojo-platform-channel-handle=3804 /prefetch:8
1⤵
PID:3988

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
38KB

MD5
1f56d426e8e2c31defe1c445a0d38e7a

SHA1
af50583a614505101efaf637019ec445dda2aad6

SHA256
c4b436085277a690613306a7cf18138b24cf59e214ac63c1fac42da75f469aa0

SHA512
a2ef2063d92648f1439b75dc1ff03810402e8ca5c6a28752a3eab3e566d385e961ad8b587a4ee73f936c48c60f4b106c954d8a6a14a4f2c7da32fa43828d81b6

Download Submit
memory/3708-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3708-5-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4176-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads