b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300

Analysis

max time kernel
190s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 12:58

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General

Target

b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe
Size

43KB
MD5

af29bb51932c629db68517588718951e
SHA1

609810cd2fa4f35c58cad7fb0754f092fd29fd39
SHA256

b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300
SHA512

6b31fbad7506f34aff42415e2de41392eb876274bbff37f82ecd89d33ca9f5e1f3d9a1cbdf46f57fd3843d5e87445c85e5df06ab28f9bf9c8dd317637ab9cd70
SSDEEP

768:ptq16GVRu1yK9fMnJG2V9dHS8clXNGSs8zCaLWE4bCfJ:ptM3SHuJV9NwllCaadCfJ

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1116	Logo1_.exe
2028	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe

Deletes itself 1 IoCs

pid	Process
1064	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1064	cmd.exe

Enumerates connected drives 3 TTPs 22 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)	\??\T:	Logo1_.exe
File opened (read-only)	\??\P:	Logo1_.exe
File opened (read-only)	\??\O:	Logo1_.exe
File opened (read-only)	\??\K:	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)	\??\S:	Logo1_.exe
File opened (read-only)	\??\N:	Logo1_.exe
File opened (read-only)	\??\G:	Logo1_.exe
File opened (read-only)	\??\F:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\J:	Logo1_.exe
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)	\??\R:	Logo1_.exe
File opened (read-only)	\??\Q:	Logo1_.exe
File opened (read-only)	\??\M:	Logo1_.exe
File opened (read-only)	\??\L:	Logo1_.exe
File opened (read-only)	\??\I:	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\VideoLAN\VLC\locale\as_IN\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\hi\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\AXIS\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Templates\Presentation Designs\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Media Player\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	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\Java\jdk1.7.0_80\bin\rmid.exe	Logo1_.exe
File created	C:\Program Files\Mozilla Firefox\defaults\pref\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\fa\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\plugins\audio_filter\_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\SlideShow.Gadget\it-IT\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.ecf.filetransfer.httpclient4.feature_3.9.1.v20140827-1444\META-INF\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Java\jre7\lib\deploy\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\ml\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\zh_TW\LC_MESSAGES\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\it-IT\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\gd\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\css\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Internet Explorer\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft.NET\RedistList\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows NT\Accessories\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\CPU.Gadget\en-US\css\_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 opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\db\lib\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.rcp_4.4.0.v20141007-2301\META-INF\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\klist.exe	Logo1_.exe
File created	C:\Program Files\Microsoft Games\Chess\it-IT\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows NT\TableTextService\en-US\_desktop.ini	Logo1_.exe
File created	C:\Program Files\DVD Maker\de-DE\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\locale\fur\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\locale\kk\LC_MESSAGES\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\ja-JP\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Help\1042\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Google\CrashReports\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Internet Explorer\ja-JP\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\plug_ins\VDKHome\ENU\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\Help\1033\_desktop.ini	Logo1_.exe
File opened for modification	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\THEMES14\NETWORK\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Triedit\fr-FR\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\de-DE\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Sidebar\Gadgets\Calendar.Gadget\en-US\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\ja-JP\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\TypeSupport\Unicode\Mappings\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\Adobe\Acrobat\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\BREEZE\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Microsoft Office\Office14\InfoPathOM\InfoPathOMFormServices\InfoPathOMFormServicesV12\_desktop.ini	Logo1_.exe
File created	C:\Program Files (x86)\Windows Photo Viewer\de-DE\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\Gadgets\PicturePuzzle.Gadget\en-US\js\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Javascripts\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Google\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jabswitch.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\ext\locale\_desktop.ini	Logo1_.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\lua\extensions\_desktop.ini	Logo1_.exe
File created	C:\Program Files\VideoLAN\VLC\lua\meta\reader\_desktop.ini	Logo1_.exe
File created	C:\Program Files\Windows Sidebar\Gadgets\Currency.Gadget\images\_desktop.ini	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\rundl132.exe	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe
File created	C:\Windows\Logo1_.exe	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.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
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe
1116	Logo1_.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 1064	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	27
PID 1896 wrote to memory of 1064	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	27
PID 1896 wrote to memory of 1064	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	27
PID 1896 wrote to memory of 1064	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	27
PID 1896 wrote to memory of 1116	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	29
PID 1896 wrote to memory of 1116	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	29
PID 1896 wrote to memory of 1116	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	29
PID 1896 wrote to memory of 1116	1896	b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe	29
PID 1064 wrote to memory of 2028	1064	cmd.exe	30
PID 1064 wrote to memory of 2028	1064	cmd.exe	30
PID 1064 wrote to memory of 2028	1064	cmd.exe	30
PID 1064 wrote to memory of 2028	1064	cmd.exe	30
PID 1116 wrote to memory of 1976	1116	Logo1_.exe	31
PID 1116 wrote to memory of 1976	1116	Logo1_.exe	31
PID 1116 wrote to memory of 1976	1116	Logo1_.exe	31
PID 1116 wrote to memory of 1976	1116	Logo1_.exe	31
PID 1976 wrote to memory of 1124	1976	net.exe	33
PID 1976 wrote to memory of 1124	1976	net.exe	33
PID 1976 wrote to memory of 1124	1976	net.exe	33
PID 1976 wrote to memory of 1124	1976	net.exe	33
PID 1116 wrote to memory of 1396	1116	Logo1_.exe	21
PID 1116 wrote to memory of 1396	1116	Logo1_.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1396
- C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe
  "C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1896
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$$aEA2.bat
    3⤵
    - Deletes itself
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1064
  - - C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe
      "C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe"
      4⤵
      Executes dropped EXE
      PID:2028
- - 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:1116
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1976
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:1124

Network

MITRE ATT&CK Enterprise v6

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:\Users\Admin\AppData\Local\Temp\$$aEA2.bat

Filesize
721B

MD5
ce85eb988902bd0a03e887d9c362fc8a

SHA1
ff2207dcc35b164a644d5cf2ad3b3b48073ce52b

SHA256
e7d1a37049f250d5e3eb54b3c1b44c2eebfbef7edf71ef5a30faca82d8a81654

SHA512
5b1fdbb1cee15f78c1a0e752ec94877383eb7ea8f903eb5b2eb405f4a52e2d6637c78cbdd885cafc081d95d1df214bc5e96590e81cd5b46ae1f2daec7ed3923d

Download Submit
C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe

Filesize
14KB

MD5
13871c4426dda78f91e88e43d51844a8

SHA1
3e5dc5d662ac718ac29da73ef5ba00662a3601ce

SHA256
9c6a5caa334daecabb9b9080f10973aa3d3971ea12d16e218a71a23248634621

SHA512
020e67422bfc212aa0d7d45eeedb76bc86a8ad254ef1463fdc783596c400680e144bbd6859ae6a58db2cc4ddfaab25711cf8e3a20680e6d121c14d3fa9a32802

Download Submit
C:\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe.exe

Filesize
14KB

MD5
13871c4426dda78f91e88e43d51844a8

SHA1
3e5dc5d662ac718ac29da73ef5ba00662a3601ce

SHA256
9c6a5caa334daecabb9b9080f10973aa3d3971ea12d16e218a71a23248634621

SHA512
020e67422bfc212aa0d7d45eeedb76bc86a8ad254ef1463fdc783596c400680e144bbd6859ae6a58db2cc4ddfaab25711cf8e3a20680e6d121c14d3fa9a32802

Download Submit
C:\Windows\Logo1_.exe

Filesize
29KB

MD5
bed9993f2e1de936175e3e499262bda3

SHA1
04d9ec2bcc4cc85dcd808b6488363885be37576c

SHA256
5ff2dbbf149a7e8813431b1ff403576a78c201e3d0c514e5f787cce55e4315f2

SHA512
a90e44de3aa527424f2fd9d3c4dc9e7ab39c444966bd0e27c65ebe00c724c4dfbd410aa3b7bb2687beb3b989a9cd07feabf9ee95d52324ea948dfae1c064b763

Download Submit
C:\Windows\Logo1_.exe

Filesize
29KB

MD5
bed9993f2e1de936175e3e499262bda3

SHA1
04d9ec2bcc4cc85dcd808b6488363885be37576c

SHA256
5ff2dbbf149a7e8813431b1ff403576a78c201e3d0c514e5f787cce55e4315f2

SHA512
a90e44de3aa527424f2fd9d3c4dc9e7ab39c444966bd0e27c65ebe00c724c4dfbd410aa3b7bb2687beb3b989a9cd07feabf9ee95d52324ea948dfae1c064b763

Download Submit
C:\Windows\rundl132.exe

Filesize
29KB

MD5
bed9993f2e1de936175e3e499262bda3

SHA1
04d9ec2bcc4cc85dcd808b6488363885be37576c

SHA256
5ff2dbbf149a7e8813431b1ff403576a78c201e3d0c514e5f787cce55e4315f2

SHA512
a90e44de3aa527424f2fd9d3c4dc9e7ab39c444966bd0e27c65ebe00c724c4dfbd410aa3b7bb2687beb3b989a9cd07feabf9ee95d52324ea948dfae1c064b763

Download Submit
\Users\Admin\AppData\Local\Temp\b3fea5464c7d3e94de9d9bc746ab0ca18cffefcd701376dcfb669cb7d0203300.exe

Filesize
14KB

MD5
13871c4426dda78f91e88e43d51844a8

SHA1
3e5dc5d662ac718ac29da73ef5ba00662a3601ce

SHA256
9c6a5caa334daecabb9b9080f10973aa3d3971ea12d16e218a71a23248634621

SHA512
020e67422bfc212aa0d7d45eeedb76bc86a8ad254ef1463fdc783596c400680e144bbd6859ae6a58db2cc4ddfaab25711cf8e3a20680e6d121c14d3fa9a32802

Download Submit
memory/1116-63-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1116-68-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1896-54-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download