246b9cd12a9223e2391eba6bceea79015b598b701a22294bd4373355a3b47c2e

Analysis

max time kernel
139s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 02:31

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General

Target

WinTools.net Ultimate/unins000.exe
Size

701KB
MD5

399a50dd5c4f89c8e5dc803ef8c96903
SHA1

bdcb019dc1e937704197393b4b9c3a671dd2d13f
SHA256

5489c99996c2ea34e8272d778d2a3576544f8c01c278cf029b35b83baef3224e
SHA512

e7f04ddbc1e9fc597e8fe4758f139c9d49c381a750c13a7727254008901258de32e4f02ddb8c6d602593309b99d83497d855045e143414e7eede37724808d174
SSDEEP

12288:c0QfKb7nH5lrPo37AzHTA63I0ihE4qE7prN9cgKARpkZXYu7XEx97G:ofKbT5lrPo37AzHTA63/cfqAcgKckZIy

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3660	_iu14D2N.tmp

Executes dropped EXE 1 IoCs

pid	Process
3660	_iu14D2N.tmp

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	unins000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	_iu14D2N.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3660	_iu14D2N.tmp

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 3660	3968	unins000.exe	91
PID 3968 wrote to memory of 3660	3968	unins000.exe	91
PID 3968 wrote to memory of 3660	3968	unins000.exe	91

C:\Users\Admin\AppData\Local\Temp\WinTools.net Ultimate\unins000.exe
"C:\Users\Admin\AppData\Local\Temp\WinTools.net Ultimate\unins000.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3968
- C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp
  "C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp" /SECONDPHASE="C:\Users\Admin\AppData\Local\Temp\WinTools.net Ultimate\unins000.exe" /FIRSTPHASEWND=$801E4
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  PID:3660

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=3980,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4420 /prefetch:8
1⤵
PID:3516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp

Filesize
701KB

MD5
399a50dd5c4f89c8e5dc803ef8c96903

SHA1
bdcb019dc1e937704197393b4b9c3a671dd2d13f

SHA256
5489c99996c2ea34e8272d778d2a3576544f8c01c278cf029b35b83baef3224e

SHA512
e7f04ddbc1e9fc597e8fe4758f139c9d49c381a750c13a7727254008901258de32e4f02ddb8c6d602593309b99d83497d855045e143414e7eede37724808d174

Download Submit
memory/3660-8-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/3660-11-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/3660-10-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3660-14-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3968-0-0x00000000006A0000-0x00000000006A1000-memory.dmp

Filesize
4KB

Download
memory/3968-9-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download