fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
16/04/2024, 16:10

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General

Target

fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe
Size

68KB
MD5

a649ea0cd17c611a1773d2317825ee9c
SHA1

39e26c1d0e303667fc3d79956bab97a3586c161e
SHA256

fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b
SHA512

860909e74cd4b1daee13b2e25e7e5d6cb2010259334496c73293f1995e4d0c660ff44bda6c8354b69d56e244e91e1be3461e3739c08f67bebce1a9be6876cf1a
SSDEEP

1536:Ta3SHmLKarIpYeEToa9D4ZQKbgZi1dst7x9PxQ:TakF3pdlZQKbgZi1St7xQ

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2920	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2528	Logo1_.exe
2572	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe

Loads dropped DLL 1 IoCs

pid	Process
2920	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)	\??\U:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\K:	Logo1_.exe
File opened (read-only)	\??\Y:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
File opened (read-only)	\??\I:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\T:	Logo1_.exe
File opened (read-only)	\??\R:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\X:	Logo1_.exe
File opened (read-only)	\??\W:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\H:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe
File opened (read-only)	\??\S:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\de-DE\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\it-IT\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Proof.fr\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\es-ES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Updater6\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe AIR\Versions\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\Contracts\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Services\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Help\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Analysis Services\AS OLEDB\10\Resources\1033\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\ink\it-IT\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\SpringGreen\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\RIPPLE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\sd\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\SlideShow.Gadget\de-DE\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Mail\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\it-IT\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Proofing.en-us\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VBA\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightOrange\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\it\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Oasis\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\deployed\jdk16\windows-amd64\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\SlideShow.Gadget\en-US\js\_desktop.ini	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 created	C:\Program Files\VideoLAN\VLC\locale\pt_PT\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\lua\http\css\_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 opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\profiler\lib\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Reference Assemblies\Microsoft\Framework\v3.5\it\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\km\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\es-ES\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\com.jrockit.mc.feature.console_5.5.0.165303\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VSTA\Pipeline.v10.0\AddInViews\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\skins\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\en-US\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Visual Studio 8\Common7\IDE\VSTA\ItemTemplates\VisualBasic\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\MSBuild\Microsoft\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\TextConv\en-US\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\MSBuild\Microsoft\Windows Workflow Foundation\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Clock.Gadget\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\SaslPrep\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\css\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Weather.Gadget\es-ES\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\lib\images\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\gl\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\lt\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Mail\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\Clock.Gadget\fr-FR\js\_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)\Microsoft Office\CLIPART\Publisher\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\extensions\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe
File created	C:\Windows\Logo1_.exe	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.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
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe
2528	Logo1_.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2920	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	28
PID 2084 wrote to memory of 2920	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	28
PID 2084 wrote to memory of 2920	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	28
PID 2084 wrote to memory of 2920	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	28
PID 2084 wrote to memory of 2528	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	30
PID 2084 wrote to memory of 2528	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	30
PID 2084 wrote to memory of 2528	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	30
PID 2084 wrote to memory of 2528	2084	fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe	30
PID 2528 wrote to memory of 2644	2528	Logo1_.exe	31
PID 2528 wrote to memory of 2644	2528	Logo1_.exe	31
PID 2528 wrote to memory of 2644	2528	Logo1_.exe	31
PID 2528 wrote to memory of 2644	2528	Logo1_.exe	31
PID 2644 wrote to memory of 2848	2644	net.exe	33
PID 2644 wrote to memory of 2848	2644	net.exe	33
PID 2644 wrote to memory of 2848	2644	net.exe	33
PID 2644 wrote to memory of 2848	2644	net.exe	33
PID 2920 wrote to memory of 2572	2920	cmd.exe	34
PID 2920 wrote to memory of 2572	2920	cmd.exe	34
PID 2920 wrote to memory of 2572	2920	cmd.exe	34
PID 2920 wrote to memory of 2572	2920	cmd.exe	34
PID 2528 wrote to memory of 1276	2528	Logo1_.exe	21
PID 2528 wrote to memory of 1276	2528	Logo1_.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1276
- C:\Users\Admin\AppData\Local\Temp\fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe
  "C:\Users\Admin\AppData\Local\Temp\fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$$a45F6.bat
    3⤵
    - Deletes itself
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2920
  - - C:\Users\Admin\AppData\Local\Temp\fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe
      "C:\Users\Admin\AppData\Local\Temp\fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe"
      4⤵
      Executes dropped EXE
      PID:2572
- - 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:2528
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2644
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:2848

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
252KB

MD5
5d32193de2cfdf187b43e5aff62a4fd2

SHA1
69c3b62ab39c979b2ebaff09c8f299ac3966690f

SHA256
b777124eef2f354f48d4e31f57404982b2dcfaa8a08f18cc81dccb11459a367f

SHA512
793dff9014d718b26300d6210fe9335131dd56ec0f6c48374ec1777b98fc5fa48cf285f6e066a02813fa77adab8269692e9ec4b14dc11bc04bf4782534ad9ae8

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

Filesize
472KB

MD5
88eb1bca8c399bc3f46e99cdde2f047e

SHA1
55fafbceb011e1af2edced978686a90971bd95f2

SHA256
42fd78c05bc240d4ded16ac974f17c336f6ae3a1814d548021c48a942cc30428

SHA512
149d4de0c024e25a13a7bb17471e6f48391d4f26b1c8388672320eed1c255f84219ad7b72bbebc531ae558d5192dd4bb6d0dddd6c65a45300c8e8348a4fb3728

Download Submit
C:\Users\Admin\AppData\Local\Temp\$$a45F6.bat

Filesize
722B

MD5
139bc0485aaaba961b866a4a36d091a5

SHA1
8ba2e4da7ffb72576f780e376d8d4e35bf7abadf

SHA256
a2eeccb23385d3ef24ff627ff55a2a8389f2cb7b49b79900507b254ff9002641

SHA512
a50dcb930b88dbf26d757fc02d624fb4d9af5474f954064a63966f5ef3c2fedb1688abd8875da9eec4c40f283f33eb08c519cbc3185db4bf7629c5ca416907e9

Download Submit
C:\Users\Admin\AppData\Local\Temp\fb5b99692b2b123c7f767de087f1ebd43f5a0d8db0e814446f540d696227db2b.exe.exe

Filesize
41KB

MD5
977e405c109268909fd24a94cc23d4f0

SHA1
af5d032c2b6caa2164cf298e95b09060665c4188

SHA256
cd24c61fe7dc3896c6c928c92a2adc58fab0a3ff61ef7ddcac1ba794182ab12f

SHA512
12b4b59c1a8e65e72aa07ee4b6b6cd9fdedead01d5ce8e30f16ca26b5d733655e23a71c1d273a950a5b1a6cce810b696612de4a1148ac5f468ddf05d4549eed5

Download Submit
C:\Windows\Logo1_.exe

Filesize
27KB

MD5
45fabbad5797257dc9a43b6cc8d2432d

SHA1
67df885f45d55667a66a6ec54b07bb1d84eab7de

SHA256
26ac0021f99062a8bfe7fb75f9af3bb948576eca9585dd54701f27fad6706b6c

SHA512
296c7145356bf381683b2095ab5b897003edae7e5db0e14c737e356340905fcde29a9f1fc94b9737d5efd95fbe132d4661b5316405445e6cde136c9a59a0d25c

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-778096762-2241304387-192235952-1000\_desktop.ini

Filesize
9B

MD5
02ced53ce3f5b175c3bbec378047e7a7

SHA1
dafdf07efa697ec99b3d7b9f7512439a52ea618d

SHA256
485bb2341321a2837fd015a36963ea549c7c6f40985e165fd56c8a1e89b3f331

SHA512
669dde3ea8628704d40681a7f8974cf52985385c92a61a540c97c18c13eb4d451207ae171b2a56cd061cadbc90e672a84eb55111b1f5016846918d73fb075c99

Download Submit
memory/1276-29-0x00000000029F0000-0x00000000029F1000-memory.dmp

Filesize
4KB

Download
memory/2084-12-0x0000000000220000-0x0000000000255000-memory.dmp

Filesize
212KB

Download
memory/2084-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2084-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-31-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-44-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-90-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-96-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-252-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-1849-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-38-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-3309-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2528-21-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download