8fd593fd43f03a3e1b2490663e0a642707b363666a653cd10fb14a3d1f2b67a7

Analysis

max time kernel
119s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 23:13

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General

Target

427f9615cf393b372949ae9b027a3e01.exe
Size

330KB
MD5

427f9615cf393b372949ae9b027a3e01
SHA1

048293ce62da9d65a6df04ca57bdf0e0b90de2f6
SHA256

8fd593fd43f03a3e1b2490663e0a642707b363666a653cd10fb14a3d1f2b67a7
SHA512

804a90f01c9e4133684db3512202cbe7323bffe6686a7b2d5b0934d6a42ae15b12bf70bc7e4b3a8eed611e31a7da7c7c7e79573467d033db1943f916bf6fa61c
SSDEEP

3072:CftffhJCu/IQqifsI2+wrIk95SICKPsyEjvTtQXkVqKgvqgyAN9tQRiBE+y/Z:SVfhgu/1x2F0iSIGN7pmvX9/Q9Z

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4044	Logo1_.exe
2492	427f9615cf393b372949ae9b027a3e01.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\Y:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\X:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\S:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\dotnet\host\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\pt-BR\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\lib\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\policy\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bn_IN\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\fur\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.0\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\legal\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\bn_IN\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\el\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\hi\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\unlimited\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\orbd.exe	Logo1_.exe
File created	C:\Program Files\VideoLAN\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bn\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javacpl.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	Logo1_.exe
File created	C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\v3.5\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\gl\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\7-Zip\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\ru\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\browser\features\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\as_IN\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\host\fxr\_desktop.ini	Logo1_.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\es\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\zh-Hans\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\policy\limited\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\kinit.exe	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\cs\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fy\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\hy\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\rmiregistry.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\management\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.0\createdump.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jrunscript.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\unpack200.exe	Logo1_.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\de\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\de\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\javaw.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jjs.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre-1.8\lib\applet\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\pingsender.exe	Logo1_.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jabswitch.exe	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\ach\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\da\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\fi\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\bin\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\cmm\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.0\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\af\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fa\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.25\fr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\java.exe	Logo1_.exe
File created	C:\Program Files\Java\jre-1.8\lib\security\policy\limited\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\MSBuild\Microsoft\Windows Workflow Foundation\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fy\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	Logo1_.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\security\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	427f9615cf393b372949ae9b027a3e01.exe
File created	C:\Windows\Logo1_.exe	427f9615cf393b372949ae9b027a3e01.exe
File opened for modification	C:\Windows\rundl132.exe	Logo1_.exe
File created	C:\Windows\vDll.dll	Logo1_.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe
4044	Logo1_.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 2528	2684	427f9615cf393b372949ae9b027a3e01.exe	90
PID 2684 wrote to memory of 2528	2684	427f9615cf393b372949ae9b027a3e01.exe	90
PID 2684 wrote to memory of 2528	2684	427f9615cf393b372949ae9b027a3e01.exe	90
PID 2684 wrote to memory of 4044	2684	427f9615cf393b372949ae9b027a3e01.exe	91
PID 2684 wrote to memory of 4044	2684	427f9615cf393b372949ae9b027a3e01.exe	91
PID 2684 wrote to memory of 4044	2684	427f9615cf393b372949ae9b027a3e01.exe	91
PID 4044 wrote to memory of 1044	4044	Logo1_.exe	94
PID 4044 wrote to memory of 1044	4044	Logo1_.exe	94
PID 4044 wrote to memory of 1044	4044	Logo1_.exe	94
PID 1044 wrote to memory of 1140	1044	net.exe	95
PID 1044 wrote to memory of 1140	1044	net.exe	95
PID 1044 wrote to memory of 1140	1044	net.exe	95
PID 4044 wrote to memory of 3364	4044	Logo1_.exe	51
PID 4044 wrote to memory of 3364	4044	Logo1_.exe	51

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3364
- C:\Users\Admin\AppData\Local\Temp\427f9615cf393b372949ae9b027a3e01.exe
  "C:\Users\Admin\AppData\Local\Temp\427f9615cf393b372949ae9b027a3e01.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA6DF.bat
    3⤵
    PID:2528
  - - C:\Users\Admin\AppData\Local\Temp\427f9615cf393b372949ae9b027a3e01.exe
      "C:\Users\Admin\AppData\Local\Temp\427f9615cf393b372949ae9b027a3e01.exe"
      4⤵
      Executes dropped EXE
      PID:2492
- - C:\Windows\Logo1_.exe
    C:\Windows\Logo1_.exe
    3⤵
    - Executes dropped EXE
    - Enumerates connected drives
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4044
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1044
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:1140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\7-Zip\7z.exe

Filesize
131KB

MD5
db7ae8173a9712df1e3073af2f93fc54

SHA1
b298ee5348d534a20f34f674b5fa1315dd0ad51c

SHA256
2886245aacd885490d5b168a46ee7adf132f8a7962e2e5ad4e29491263352df9

SHA512
c8c091ad4103bd0f0b728443690ed8fb1128d87d8902a9c6b0f8dcb009e5def36c543d539e665fb2957df15b864a9d5d4be0603e1cf2a818188d74799d956768

Download Submit
C:\Users\Admin\AppData\Local\Temp\$$aA6DF.bat

Filesize
530B

MD5
a09bf456aab9cad745d518499de7d04b

SHA1
d912f4f7541dc7771fe46451fd8eeeb20f216016

SHA256
2c6ed8200a60b086d4df826f39003cedd1d09647ae7897530cde4c6115e3674e

SHA512
c976ef0b9666507c98ff62631dc02d97e254f62b9074c09c94ff2669a270ce546caa3a94ce82e08b4f30a32198ad03ce77d039f6a54b77493aca8d0c954c9109

Download Submit
C:\Users\Admin\AppData\Local\Temp\427f9615cf393b372949ae9b027a3e01.exe

Filesize
304KB

MD5
32856c61ab3c0711dbf54890dcd0755a

SHA1
d242f8115fec145dfdff0a0729f34991027bd7a3

SHA256
de6e79f384444aebb61c5d38044ea430c2911162d1a3770267a63ac2cd9c03ab

SHA512
00fd2b0e4965b7a85ca772a34fae8fdeca14dfc5bc347412ebe6d15017ebc07f22cd78d9f6f9f61c49ba26ba62a21bae6721488872be97a6ffd64616320f83a8

Download Submit
C:\Windows\Logo1_.exe

Filesize
26KB

MD5
4deec1ee4c508e658e9ac56bd4e367d8

SHA1
8449fb96da6490e6abe8e6aa9cd38051f2c39625

SHA256
e4af0831fd974f9cbdbeca824ddeaf6d14472d0078aeb60fc3ed31c6189a763b

SHA512
7fab6020e1151beec9f8bc77c520c1ae60ec76815a24fbd5551b78a696611e5f9639f34671e84885fee17a227263b4904c47deedd0734c6c5b38fddfcd908b40

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-2398549320-3657759451-817663969-1000\_desktop.ini

Filesize
10B

MD5
dac5fda49398490d5c087360437ceda2

SHA1
93f612913565101624fc7a13c7e7d932bbc1a922

SHA256
803ca38dd859bfb259b80410b8adea5e7b38a655bc999501843102affc8ce9c5

SHA512
39315941c3f5f4fddfdaccd31758281415474d9f51b756f256473b1d343740fd98e7e339ede6db57765566d68da1009c8eddc4d67e59a47ed8f746ee94dea581

Download Submit
memory/2492-18-0x0000000000010000-0x000000000002C100-memory.dmp

Filesize
112KB

Download
memory/2684-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2684-12-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-23-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-20-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-28-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-34-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-39-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-43-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-8-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-904-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-1005-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4044-1168-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download