8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/03/2024, 15:09

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General

Target

8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe
Size

1.0MB
MD5

18d80f4a86a010d8c71a20fc92be62b3
SHA1

9e288f8d3db9b7b63b114ca0e00c8fdb52dc23b7
SHA256

8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c
SHA512

01948c35fc280b2adce4cc1690125bc9911e44819ca1fc7e5ee567152f4cf47232148ffb318d97666b1e6b7362402f31aaa4a48ede0e7bc08affdfe93aeae6aa
SSDEEP

12288:+7+ByGzzIKB2GjRTKdal60yMoFKimTBEAGlyV/vtvOhw5WxZevp:+7tGYWzkAd8fBlYKwnvp

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1296	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2128	Logo1_.exe
2544	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe

Loads dropped DLL 2 IoCs

pid	Process
1296	cmd.exe
1296	cmd.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)	\??\S:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\Y:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe
File opened (read-only)	\??\X:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Document Themes 14\Theme Colors\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java.exe	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\CLIPART\Publisher\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\lib\jfr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\configuration\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.core\cache\binary\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\bg\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\RSSFeeds.Gadget\en-US\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\GrayCheck\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\ms\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\LICLUA.EXE	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files\DVD Maker\Shared\DvdStyles\OldAge\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Microsoft Games\SpiderSolitaire\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\v3.5\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Journal\de-DE\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Linguistics\LanguageNames2\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\QUERIES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\MSBuild\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\America\Kentucky\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\tr\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\br\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\EQUATION\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\1033\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Photo Viewer\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Media Player\Skins\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.core.feature_1.1.0.v20140827-1444\META-INF\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\crashreporter.exe	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\120DPI\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\es-ES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\server\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\es-ES\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Publisher.en-us\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightYellow\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCWIZ\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Runtime\x86\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.help_2.0.102.v20141007-2301\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\ja\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\ps\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\stream_out\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\en-US\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AMT\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\kk\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\SubsetList\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Mail\it-IT\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe
File created	C:\Windows\Logo1_.exe	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.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 10 IoCs

pid	Process
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe
2128	Logo1_.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 1296	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	28
PID 2168 wrote to memory of 1296	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	28
PID 2168 wrote to memory of 1296	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	28
PID 2168 wrote to memory of 1296	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	28
PID 2168 wrote to memory of 2128	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	29
PID 2168 wrote to memory of 2128	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	29
PID 2168 wrote to memory of 2128	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	29
PID 2168 wrote to memory of 2128	2168	8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe	29
PID 2128 wrote to memory of 1896	2128	Logo1_.exe	31
PID 2128 wrote to memory of 1896	2128	Logo1_.exe	31
PID 2128 wrote to memory of 1896	2128	Logo1_.exe	31
PID 2128 wrote to memory of 1896	2128	Logo1_.exe	31
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1296 wrote to memory of 2544	1296	cmd.exe	34
PID 1896 wrote to memory of 1772	1896	net.exe	33
PID 1896 wrote to memory of 1772	1896	net.exe	33
PID 1896 wrote to memory of 1772	1896	net.exe	33
PID 1896 wrote to memory of 1772	1896	net.exe	33
PID 2128 wrote to memory of 1192	2128	Logo1_.exe	21
PID 2128 wrote to memory of 1192	2128	Logo1_.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe
  "C:\Users\Admin\AppData\Local\Temp\8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2168
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1DCD.bat
    3⤵
    - Deletes itself
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1296
  - - C:\Users\Admin\AppData\Local\Temp\8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe
      "C:\Users\Admin\AppData\Local\Temp\8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe"
      4⤵
      Executes dropped EXE
      PID:2544
- - 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:2128
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1896
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:1772

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 (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

Filesize
251KB

MD5
533ce215a7c274602dc456ca375cef93

SHA1
76c502d7c45eca3fd96f6b04eb850e751bc785dd

SHA256
d70c9f73bbeed5cbc0df4a4d14bae68789f84d8092281337d2919322b288ce9c

SHA512
09d9dee36c48567921de4b7c31c4a822d5f9ed5e0b1cb0330031b320f40b5ba9b15e89dc37d52561094642c0ff16c14d32e81ed5b1dac06150fefbbd6f3365bf

Download Submit
C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

Filesize
471KB

MD5
4cfdb20b04aa239d6f9e83084d5d0a77

SHA1
f22863e04cc1fd4435f785993ede165bd8245ac6

SHA256
30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

SHA512
35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

Download Submit
C:\Users\Admin\AppData\Local\Temp\$$a1DCD.bat

Filesize
722B

MD5
3b2f9d1d54771aff256d1ac3c98ab4f9

SHA1
2420d8946a73e65cdd29e6918a36dcc736f09e66

SHA256
4a4b146f7716e36063f90bba77bd6b55b8e6e21166cbcbf95cad0f814307d643

SHA512
d2b35fe92675638b9449dbadccd63165d0a44346ec8b50a61ea1fdc191f14a0e7a549740bf775d8511784c0426d1a88af1acbafc94a734952e8dc2cec7aede1c

Download Submit
C:\Users\Admin\AppData\Local\Temp\8c4b92b8336c96c213c4c87a92c0f3d3d8bb8874dcd8aac06152f8a784d2625c.exe.exe

Filesize
1.0MB

MD5
2a0b9e1cc0c5e6aaa97c5d46a26ed318

SHA1
19c7d344e5bac170ce2f49068dc1c1c9fe71a6fa

SHA256
b315bdcac92763162f4ef0807dc9ce87b2efd3e0b36b7d2645611f23e28aa69d

SHA512
802cb1386c6e060595c288073c896c89319969bdffefcb2212ba021cdb031a9ae8b436148938d4858cfe46f66cba6218b459eb93e81187cb73d1810160f08e0f

Download Submit
C:\Windows\rundl132.exe

Filesize
26KB

MD5
e62adb904ebd7862a69e2a283a4b77b3

SHA1
c61a8a5f4845f6a423278303f9c07ffe7bbb4237

SHA256
04bf31e57ff334026e97af9022954d7fd2cbfc813c15fe9988e1b5776a695108

SHA512
13831dc87dd569a91e7f2954ce04fa1c25bf1c019ca2ed4d178210c6af089b8316ace8cf0647dc5e58464ff3a30d890467d19c30f79585922734b948eb7824a1

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-1298544033-3225604241-2703760938-1000\_desktop.ini

Filesize
9B

MD5
9d515d16952bdb1cf51672ad091046bc

SHA1
5fe954c6d41499122182eb48cf6f9d203b9eae7c

SHA256
12ddf5d72be26a3f4fb46d905661e24bf30948454c9701f20e50436a238a25db

SHA512
d0f7522406355a837e55f5a99b6969ed4b0ccbc2e427b83a917eedffc37899b139c2b33ea73a90469a6045b3b71848bf97641528644a4a3f55d666223fa31d4b

Download Submit
memory/1192-30-0x0000000002520000-0x0000000002521000-memory.dmp

Filesize
4KB

Download
memory/2128-1850-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-32-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-39-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-46-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-91-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-97-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-596-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-2292-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-3310-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2128-21-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2168-15-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2168-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2168-16-0x0000000000260000-0x0000000000294000-memory.dmp

Filesize
208KB

Download