62e586e60e654c73d0ed6f9b3a3ca7f701259e8ef4a49ae4a162580803d2edde

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
12/09/2024, 11:28

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General

Target

9e3494c7374253afde5c470190cd72d0N.exe
Size

40KB
MD5

9e3494c7374253afde5c470190cd72d0
SHA1

c1db0a716d34ef279c974fcb911cdc08da6518c1
SHA256

62e586e60e654c73d0ed6f9b3a3ca7f701259e8ef4a49ae4a162580803d2edde
SHA512

c8558e073b85f78ed2c9bd364d3516f1ee9090a746c595dd6bc956051d07b001b19e11e8a37c2754a0d3fef81042141f214d9acad794d5e4c25db9726dbcf4d7
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6Io:e6q10k0EFjed6rqJ+6vghzwYu7vih9GE

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4220	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4220	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"	9e3494c7374253afde5c470190cd72d0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	9e3494c7374253afde5c470190cd72d0N.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	9e3494c7374253afde5c470190cd72d0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 4220	4036	9e3494c7374253afde5c470190cd72d0N.exe	90
PID 4036 wrote to memory of 4220	4036	9e3494c7374253afde5c470190cd72d0N.exe	90
PID 4036 wrote to memory of 4220	4036	9e3494c7374253afde5c470190cd72d0N.exe	90

C:\Users\Admin\AppData\Local\Temp\9e3494c7374253afde5c470190cd72d0N.exe
"C:\Users\Admin\AppData\Local\Temp\9e3494c7374253afde5c470190cd72d0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4036
- 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:4220

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=4396,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
1⤵
PID:4104

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
40KB

MD5
f7079462af4ce55b290c386549044ead

SHA1
6ec56dfd4dfd7d0c5d7edab0577b3724c1ceae28

SHA256
3a71bca9bd1695ca87f9c01030ef15030890bf4f1c8269cb9bf41dc424136561

SHA512
bfa38850f1f59c2ed46fbf9543be90b672b762a467166c9713e56eb663dcc4aed7b0debfeb4f821796cd41c5d4fc03226199635fbe7e461c980f489f3cd16711

Download Submit
memory/4036-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4036-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4220-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads