a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32

Analysis

max time kernel
169s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2022 15:45

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General

Target

a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe
Size

333KB
MD5

908948fc6d622c80f3dcda8fa0c70ab0
SHA1

04ea92fd20e49f04e277113543f2595bafe06f11
SHA256

a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32
SHA512

58c794be6b67f365d80058623d56510674dd27d0d036cf2a45dbaf16f5f42c0d765ec1d83d9049acc2bc08d96edcb195940fc513fb684076979e53b397c0fc2a
SSDEEP

6144:9xF74x5b59oicM83lIPUdJ4+n+IW+xdY2DDQdsiyfxPh4eUT/1XPGL1qm2v527Qn:qx519otM83Nx+IZTbD7iy5kThGLY

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3468	dyish.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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\Currentversion\Run	dyish.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\{3E453350-556D-BCA0-DD18-DB6F10EDC16D} = "C:\\Users\\Admin\\AppData\\Roaming\\Vyoc\\dyish.exe"	dyish.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4980 set thread context of 3060	4980	a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe	82

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe
3468	dyish.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 3468	4980	a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe	81
PID 4980 wrote to memory of 3468	4980	a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe	81
PID 4980 wrote to memory of 3468	4980	a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe	81
PID 3468 wrote to memory of 2356	3468	dyish.exe	49
PID 3468 wrote to memory of 2356	3468	dyish.exe	49
PID 3468 wrote to memory of 2356	3468	dyish.exe	49
PID 3468 wrote to memory of 2356	3468	dyish.exe	49
PID 3468 wrote to memory of 2356	3468	dyish.exe	49
PID 3468 wrote to memory of 2376	3468	dyish.exe	48
PID 3468 wrote to memory of 2376	3468	dyish.exe	48
PID 3468 wrote to memory of 2376	3468	dyish.exe	48
PID 3468 wrote to memory of 2376	3468	dyish.exe	48
PID 3468 wrote to memory of 2376	3468	dyish.exe	48
PID 3468 wrote to memory of 2524	3468	dyish.exe	45
PID 3468 wrote to memory of 2524	3468	dyish.exe	45
PID 3468 wrote to memory of 2524	3468	dyish.exe	45
PID 3468 wrote to memory of 2524	3468	dyish.exe	45
PID 3468 wrote to memory of 2524	3468	dyish.exe	45
PID 3468 wrote to memory of 2832	3468	dyish.exe	38
PID 3468 wrote to memory of 2832	3468	dyish.exe	38
PID 3468 wrote to memory of 2832	3468	dyish.exe	38
PID 3468 wrote to memory of 2832	3468	dyish.exe	38
PID 3468 wrote to memory of 2832	3468	dyish.exe	38
PID 3468 wrote to memory of 3080	3468	dyish.exe	37
PID 3468 wrote to memory of 3080	3468	dyish.exe	37
PID 3468 wrote to memory of 3080	3468	dyish.exe	37
PID 3468 wrote to memory of 3080	3468	dyish.exe	37
PID 3468 wrote to memory of 3080	3468	dyish.exe	37
PID 3468 wrote to memory of 3272	3468	dyish.exe	36
PID 3468 wrote to memory of 3272	3468	dyish.exe	36
PID 3468 wrote to memory of 3272	3468	dyish.exe	36
PID 3468 wrote to memory of 3272	3468	dyish.exe	36
PID 3468 wrote to memory of 3272	3468	dyish.exe	36
PID 3468 wrote to memory of 3368	3468	dyish.exe	35
PID 3468 wrote to memory of 3368	3468	dyish.exe	35
PID 3468 wrote to memory of 3368	3468	dyish.exe	35
PID 3468 wrote to memory of 3368	3468	dyish.exe	35
PID 3468 wrote to memory of 3368	3468	dyish.exe	35
PID 3468 wrote to memory of 3440	3468	dyish.exe	13
PID 3468 wrote to memory of 3440	3468	dyish.exe	13
PID 3468 wrote to memory of 3440	3468	dyish.exe	13
PID 3468 wrote to memory of 3440	3468	dyish.exe	13
PID 3468 wrote to memory of 3440	3468	dyish.exe	13
PID 3468 wrote to memory of 3532	3468	dyish.exe	34
PID 3468 wrote to memory of 3532	3468	dyish.exe	34
PID 3468 wrote to memory of 3532	3468	dyish.exe	34
PID 3468 wrote to memory of 3532	3468	dyish.exe	34
PID 3468 wrote to memory of 3532	3468	dyish.exe	34
PID 3468 wrote to memory of 3660	3468	dyish.exe	33
PID 3468 wrote to memory of 3660	3468	dyish.exe	33
PID 3468 wrote to memory of 3660	3468	dyish.exe	33
PID 3468 wrote to memory of 3660	3468	dyish.exe	33
PID 3468 wrote to memory of 3660	3468	dyish.exe	33
PID 3468 wrote to memory of 4624	3468	dyish.exe	30
PID 3468 wrote to memory of 4624	3468	dyish.exe	30
PID 3468 wrote to memory of 4624	3468	dyish.exe	30
PID 3468 wrote to memory of 4624	3468	dyish.exe	30
PID 3468 wrote to memory of 4624	3468	dyish.exe	30
PID 3468 wrote to memory of 3960	3468	dyish.exe	15
PID 3468 wrote to memory of 3960	3468	dyish.exe	15
PID 3468 wrote to memory of 3960	3468	dyish.exe	15
PID 3468 wrote to memory of 3960	3468	dyish.exe	15
PID 3468 wrote to memory of 3960	3468	dyish.exe	15
PID 3468 wrote to memory of 4752	3468	dyish.exe	14

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3440

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4752

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:3960

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4624

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3660

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3532

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3368

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3272

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2832
- C:\Users\Admin\AppData\Local\Temp\a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe
  "C:\Users\Admin\AppData\Local\Temp\a49f4356f0bd0114da3a2acc83dcb81d7973a252321f80b373445f5864d54c32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4980
- - C:\Users\Admin\AppData\Roaming\Vyoc\dyish.exe
    "C:\Users\Admin\AppData\Roaming\Vyoc\dyish.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:3468
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp4dc042e4.bat"
    3⤵
    PID:3060

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2524

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2376

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2356

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\tmp4dc042e4.bat

Filesize
307B

MD5
89575aa50a57475c17f568f6ccf55c30

SHA1
25a64f6b0a8933d75d9176ed906bdcfa79883d26

SHA256
e1a1fcf87bddbc162efdbeb2857b207ff87a3a2a8d453b90ec30d55c470f7e48

SHA512
11481d2d4ba9a855336d3f4f95425f29ddf0fe10f339a02e474c547f6fa5afa468614652d48d5562eb5e7dc3d17eac89f4b792fb67e2e1348aed24f7948e94d7

Download Submit
C:\Users\Admin\AppData\Roaming\Vyoc\dyish.exe

Filesize
333KB

MD5
dc94e308ddee0de39ccf3a8aab4c3daa

SHA1
7dec14b3c31aca837d6b83d580d4558eb282b65b

SHA256
4127cec50480d67d9813acf9159fae0fac5525cf130eda8846b06c743315bd4d

SHA512
95d20bf9c75c01132984d5d741882d3fce052560f852f53a19cfc041b32ad3c20744f7e5cb8d9e6046e89cbde99440dc111c0345551d2a03fe4f761b3caad1a9

Download Submit
C:\Users\Admin\AppData\Roaming\Vyoc\dyish.exe

Filesize
333KB

MD5
dc94e308ddee0de39ccf3a8aab4c3daa

SHA1
7dec14b3c31aca837d6b83d580d4558eb282b65b

SHA256
4127cec50480d67d9813acf9159fae0fac5525cf130eda8846b06c743315bd4d

SHA512
95d20bf9c75c01132984d5d741882d3fce052560f852f53a19cfc041b32ad3c20744f7e5cb8d9e6046e89cbde99440dc111c0345551d2a03fe4f761b3caad1a9

Download Submit
memory/3060-153-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-157-0x0000000001370000-0x00000000013BC000-memory.dmp

Filesize
304KB

Download
memory/3060-155-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-154-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-152-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-150-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-151-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/3060-146-0x0000000000000000-mapping.dmp

Download
memory/3060-147-0x0000000001370000-0x00000000013BC000-memory.dmp

Filesize
304KB

Download
memory/3468-134-0x0000000000000000-mapping.dmp

Download
memory/3468-158-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3468-139-0x0000000001FB0000-0x0000000001FFC000-memory.dmp

Filesize
304KB

Download
memory/3468-140-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4980-138-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/4980-149-0x00000000022B0000-0x00000000022FC000-memory.dmp

Filesize
304KB

Download
memory/4980-148-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4980-145-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4980-143-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4980-144-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4980-142-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4980-141-0x000000006FFF0000-0x0000000070000000-memory.dmp

Filesize
64KB

Download
memory/4980-132-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4980-137-0x0000000000770000-0x00000000007BC000-memory.dmp

Filesize
304KB

Download
memory/4980-133-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download