56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b

Analysis

max time kernel
153s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 17:22

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General

Target

56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe
Size

359KB
MD5

78ea828e9434fbe1ca631f2d812bb603
SHA1

6d24bb6271b60926a2842060f4cca46900833d5f
SHA256

56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b
SHA512

a19127383ba86e6a649bbd076b88e31167841797b00b2b95a82332f520db998e319dfb4f7edfc18908cf3f1ce26b3332a1e9530d1fe137aabdbadba4911408fe
SSDEEP

6144:03lgk4W2GD/X1ku/xUffWkMk4T5iup7blk2k7uEcldPlLWAfTfb90tTU:VcD/X1//Wnb65lJgk9yAh

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5024	laezn.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\Currentversion\Run	laezn.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{32C81FC9-556D-BCA0-B82C-F77E75D9ED7C} = "C:\\Users\\Admin\\AppData\\Roaming\\Wekuwy\\laezn.exe"	laezn.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4964 set thread context of 1584	4964	56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe	83

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe
5024	laezn.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 5024	4964	56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe	82
PID 4964 wrote to memory of 5024	4964	56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe	82
PID 4964 wrote to memory of 5024	4964	56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe	82
PID 5024 wrote to memory of 2312	5024	laezn.exe	55
PID 5024 wrote to memory of 2312	5024	laezn.exe	55
PID 5024 wrote to memory of 2312	5024	laezn.exe	55
PID 5024 wrote to memory of 2312	5024	laezn.exe	55
PID 5024 wrote to memory of 2312	5024	laezn.exe	55
PID 5024 wrote to memory of 2340	5024	laezn.exe	54
PID 5024 wrote to memory of 2340	5024	laezn.exe	54
PID 5024 wrote to memory of 2340	5024	laezn.exe	54
PID 5024 wrote to memory of 2340	5024	laezn.exe	54
PID 5024 wrote to memory of 2340	5024	laezn.exe	54
PID 5024 wrote to memory of 2396	5024	laezn.exe	53
PID 5024 wrote to memory of 2396	5024	laezn.exe	53
PID 5024 wrote to memory of 2396	5024	laezn.exe	53
PID 5024 wrote to memory of 2396	5024	laezn.exe	53
PID 5024 wrote to memory of 2396	5024	laezn.exe	53
PID 5024 wrote to memory of 3068	5024	laezn.exe	48
PID 5024 wrote to memory of 3068	5024	laezn.exe	48
PID 5024 wrote to memory of 3068	5024	laezn.exe	48
PID 5024 wrote to memory of 3068	5024	laezn.exe	48
PID 5024 wrote to memory of 3068	5024	laezn.exe	48
PID 5024 wrote to memory of 2632	5024	laezn.exe	47
PID 5024 wrote to memory of 2632	5024	laezn.exe	47
PID 5024 wrote to memory of 2632	5024	laezn.exe	47
PID 5024 wrote to memory of 2632	5024	laezn.exe	47
PID 5024 wrote to memory of 2632	5024	laezn.exe	47
PID 5024 wrote to memory of 3236	5024	laezn.exe	46
PID 5024 wrote to memory of 3236	5024	laezn.exe	46
PID 5024 wrote to memory of 3236	5024	laezn.exe	46
PID 5024 wrote to memory of 3236	5024	laezn.exe	46
PID 5024 wrote to memory of 3236	5024	laezn.exe	46
PID 5024 wrote to memory of 3328	5024	laezn.exe	22
PID 5024 wrote to memory of 3328	5024	laezn.exe	22
PID 5024 wrote to memory of 3328	5024	laezn.exe	22
PID 5024 wrote to memory of 3328	5024	laezn.exe	22
PID 5024 wrote to memory of 3328	5024	laezn.exe	22
PID 5024 wrote to memory of 3408	5024	laezn.exe	45
PID 5024 wrote to memory of 3408	5024	laezn.exe	45
PID 5024 wrote to memory of 3408	5024	laezn.exe	45
PID 5024 wrote to memory of 3408	5024	laezn.exe	45
PID 5024 wrote to memory of 3408	5024	laezn.exe	45
PID 5024 wrote to memory of 3496	5024	laezn.exe	23
PID 5024 wrote to memory of 3496	5024	laezn.exe	23
PID 5024 wrote to memory of 3496	5024	laezn.exe	23
PID 5024 wrote to memory of 3496	5024	laezn.exe	23
PID 5024 wrote to memory of 3496	5024	laezn.exe	23
PID 5024 wrote to memory of 3648	5024	laezn.exe	24
PID 5024 wrote to memory of 3648	5024	laezn.exe	24
PID 5024 wrote to memory of 3648	5024	laezn.exe	24
PID 5024 wrote to memory of 3648	5024	laezn.exe	24
PID 5024 wrote to memory of 3648	5024	laezn.exe	24
PID 5024 wrote to memory of 4716	5024	laezn.exe	26
PID 5024 wrote to memory of 4716	5024	laezn.exe	26
PID 5024 wrote to memory of 4716	5024	laezn.exe	26
PID 5024 wrote to memory of 4716	5024	laezn.exe	26
PID 5024 wrote to memory of 4716	5024	laezn.exe	26
PID 5024 wrote to memory of 4964	5024	laezn.exe	81
PID 5024 wrote to memory of 4964	5024	laezn.exe	81
PID 5024 wrote to memory of 4964	5024	laezn.exe	81
PID 5024 wrote to memory of 4964	5024	laezn.exe	81
PID 5024 wrote to memory of 4964	5024	laezn.exe	81
PID 4964 wrote to memory of 1584	4964	56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe	83

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3328

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3496

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3648

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4716

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3408

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3236

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:2632

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3068
- C:\Users\Admin\AppData\Local\Temp\56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe
  "C:\Users\Admin\AppData\Local\Temp\56d2850272256c0312f8d6484c69d97dbfa15870a368153fa93734bab829c21b.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4964
- - C:\Users\Admin\AppData\Roaming\Wekuwy\laezn.exe
    "C:\Users\Admin\AppData\Roaming\Wekuwy\laezn.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:5024
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp8a07996a.bat"
    3⤵
    PID:1584

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2396

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2340

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2312

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8a07996a.bat

Filesize
307B

MD5
8a2910a71f6e330f133f8ff48d9cc871

SHA1
68293d2b5c2651cb936b0d0fc56e4b07f2900b91

SHA256
937da1ab7674d7b1838926d338385d264cc1c94cec5d6a38651c9fa3a2659181

SHA512
d9b2ca6032fcf21833890c59d2eb784fd9f6abf091c88987a1f8f64442a83d23d56235374ac9b20f9af9477d0c6f1ccf03fbb9990d951afb09fd55734e6e7300

Download Submit
C:\Users\Admin\AppData\Roaming\Wekuwy\laezn.exe

Filesize
359KB

MD5
6df02ef9cdc9cd74b28fdfe907ad63ce

SHA1
69b80ca74c75852e51f95eb1f5f856c69a17d35e

SHA256
f3539ac8ba6f6b3587410466ab1c0600e264f8fd59492133cd6495cab478d6c8

SHA512
0140a676e834dd09127cbaacceddee29c4f2ec037c5942d2dcc0fac15c0bd745d2c8c6a578a8f070e364aa7108752c34767c3fc88ac6357155cef0d9f354aeca

Download Submit
C:\Users\Admin\AppData\Roaming\Wekuwy\laezn.exe

Filesize
359KB

MD5
6df02ef9cdc9cd74b28fdfe907ad63ce

SHA1
69b80ca74c75852e51f95eb1f5f856c69a17d35e

SHA256
f3539ac8ba6f6b3587410466ab1c0600e264f8fd59492133cd6495cab478d6c8

SHA512
0140a676e834dd09127cbaacceddee29c4f2ec037c5942d2dcc0fac15c0bd745d2c8c6a578a8f070e364aa7108752c34767c3fc88ac6357155cef0d9f354aeca

Download Submit
memory/1584-148-0x0000000000B50000-0x0000000000B9C000-memory.dmp

Filesize
304KB

Download
memory/1584-158-0x0000000000B50000-0x0000000000B9C000-memory.dmp

Filesize
304KB

Download
memory/1584-151-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1584-153-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1584-156-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1584-154-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1584-155-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/1584-152-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-145-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-143-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-149-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4964-150-0x0000000000B10000-0x0000000000B5C000-memory.dmp

Filesize
304KB

Download
memory/4964-144-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-146-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-138-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4964-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4964-142-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4964-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4964-137-0x0000000000A70000-0x0000000000ABC000-memory.dmp

Filesize
304KB

Download
memory/5024-159-0x0000000000980000-0x00000000009CC000-memory.dmp

Filesize
304KB

Download
memory/5024-160-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/5024-161-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download