b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
19/04/2024, 00:18

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General

Target

b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
Size

26KB
MD5

7cbf4232c6051cd8df6c85c2778bbd09
SHA1

c395b7742e98a95e1f868f53f5c5f9e135b0d06d
SHA256

b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0
SHA512

3e27bfd80c314d90eda5c395904bbe9a03a8ed374b995c6433ef8ea7b0d2762f98171f531b95f1152646f05beebfcb972e014c6d5f2b07015887e8da3c360894
SSDEEP

768:Sa1ODKAaDMG8H92RwZNQSwcfymNBg+g61GoLC:VfgLdQAQfcfymNu

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2520	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2432	Logo1_.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)	\??\X:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\S:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\lib\fonts\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\mk\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\Adobe\Help\en_US\Adobe Reader\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.feature_3.9.0.v20140827-1444\META-INF\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\config\Modules\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\lib\ext\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\es-ES\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\it-IT\_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\META-INF\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\lib\zi\Pacific\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\airappinstaller.exe	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\gui\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\packetizer\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\Adobe AIR\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\p2\org.eclipse.equinox.p2.engine\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\plugins\codec\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\fr-FR\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\en-US\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VC\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\Desert\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\lib\zi\Etc\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\http\requests\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Office64.WW\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\_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\Java\jre7\lib\zi\SystemV\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\images\144DPI\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\XLICONS.EXE	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\Welcome Tool\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\sd\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\META-INF\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Mozilla Firefox\browser\features\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Reference Assemblies\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\it-IT\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\it-IT\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\10\Cartridges\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\fr-FR\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\tr\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\fr-FR\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Defender\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk15\windows-amd64\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\ink\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\dtplugin\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\be\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows NT\TableTextService\it-IT\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\images\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\or\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\uz\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Chess\fr-FR\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\spu\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\js\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\ink\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows NT\Accessories\en-US\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
File created	C:\Windows\Logo1_.exe	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.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
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe
2432	Logo1_.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2520	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	28
PID 2912 wrote to memory of 2520	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	28
PID 2912 wrote to memory of 2520	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	28
PID 2912 wrote to memory of 2520	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	28
PID 2912 wrote to memory of 2432	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	30
PID 2912 wrote to memory of 2432	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	30
PID 2912 wrote to memory of 2432	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	30
PID 2912 wrote to memory of 2432	2912	b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe	30
PID 2432 wrote to memory of 2544	2432	Logo1_.exe	31
PID 2432 wrote to memory of 2544	2432	Logo1_.exe	31
PID 2432 wrote to memory of 2544	2432	Logo1_.exe	31
PID 2432 wrote to memory of 2544	2432	Logo1_.exe	31
PID 2544 wrote to memory of 2640	2544	net.exe	33
PID 2544 wrote to memory of 2640	2544	net.exe	33
PID 2544 wrote to memory of 2640	2544	net.exe	33
PID 2544 wrote to memory of 2640	2544	net.exe	33
PID 2432 wrote to memory of 1064	2432	Logo1_.exe	18
PID 2432 wrote to memory of 1064	2432	Logo1_.exe	18

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1064
- C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe
  "C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$$aF5C.bat
    3⤵
    - Deletes itself
    PID:2520
- - 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:2432
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2544
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:2640

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
8763dd1e5a4d9a5e14aaac162f8010f2

SHA1
b3a1ef6416daeb9dadcf5dadd8fb541b724cbc71

SHA256
a12aa0944df5ca9d29f5af6c2a94b7923153e754ae714e3f6ab5776de277ade6

SHA512
6fc613191309cfff8eef7db9bf990ed7d28f160384a0629b519a326a650f6f16dbb5a49705931b5ed7ebc719044f6360d4efa2dd5f4b69eec6d01386c5b3c167

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\$$aF5C.bat

Filesize
721B

MD5
5cc5d225a7927203bb7657fee9e1eca1

SHA1
be069ea040bf5ffc6f475ee6b72b704ca5bee724

SHA256
bf2457917023de39fcb32649189a7bc790b81f06873c7723ffb4b6327d281868

SHA512
b13dbc200f97e9a472866bffb6f5596651db917de36612bf3eda38024e7470e82d78cecdc4c00543dce8448cf127f16d2c9348c2cd69ac34491d0dfc203ad91b

Download Submit
C:\Users\Admin\AppData\Local\Temp\b7f591fb291274d83fb3934deb64d441a98f338098a89b739dcdb61c65bd60b0.exe.exe

Filesize
162B

MD5
380bbf4d7bdac05d2248b49c4188cd92

SHA1
ae83ef83ebe684eab30ab3ca431e4f84994fd60f

SHA256
b97278e320af9d3d990703fd1af322e7c4b568a92f6a736149c1648b2f07a7c2

SHA512
06fe7a78b558b7581b52f8d65a6a8a62338a429e550c91ad4ba5cc3f445da83ee86b99e5c7dfbd9bbfcc12895215d2a329756dc6b24ef8313f70658abc08db15

Download Submit
C:\Windows\Logo1_.exe

Filesize
26KB

MD5
d46a2a6f2a522cb6c3bde1532d2cd3fb

SHA1
e36c018fe56222afda400c8848306dea3f8f0019

SHA256
874f065e5732aece11a9bb35e2bb35016d90ff1f51fefbd776c5d156250389d4

SHA512
a2c74399ddb660b3a9e166b9ac546987506ea260089f530e83380ca6dd3bf63aff15aca581e56627cb6e67fc8780b2abcc70913518a6650926fe664774016f57

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-2721934792-624042501-2768869379-1000\_desktop.ini

Filesize
9B

MD5
c59aab012a570d8b20f60efcafb272be

SHA1
709df64d9a23340c6bc42f2bf8dfdca512bff2e0

SHA256
8a349242c7461f8fccc029421cd051ef8f140a8e3738d348a2354a3d5b9de220

SHA512
8c3f67dc02beaca59f0deaa4d8e33bc385b19df02d2a8b905b47148e21919f7d059f3883f02dad25a0d11dc807343390114753a7918171720d8cd72e84239e17

Download Submit
memory/1064-27-0x0000000002AD0000-0x0000000002AD1000-memory.dmp

Filesize
4KB

Download
memory/2432-36-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-29-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-21-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-42-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-88-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-94-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-823-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-1847-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-3026-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2432-3307-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2912-0-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2912-20-0x0000000000390000-0x00000000003C4000-memory.dmp

Filesize
208KB

Download
memory/2912-16-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download