8e84de521675caf2e21d6d3874d85f12b3062f444b6be36393ff5c0784ea6d41

Analysis

max time kernel
169s
max time network
134s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 22:40 UTC

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General

Target

49f6629071e229186053aefe4bac4a61.exe
Size

110KB
MD5

49f6629071e229186053aefe4bac4a61
SHA1

142be03ac427778c423da93dd05a785357b761d2
SHA256

8e84de521675caf2e21d6d3874d85f12b3062f444b6be36393ff5c0784ea6d41
SHA512

3fdf76ce1c235f4f2f2727ecb49292d76cba5a412a2e62ee849e6345da700a0f18d2ae5a9d8abce272e77d9e5bd2b038e2a13da8a601725c4f0d84dff16eb8ac
SSDEEP

3072:G3+BaOaaFoFims/PZYuuVIaAJyTZ+sKPv:9BaOBoKCeyT8

Score

9^/10

persistence ransomware spyware stealer

Malware Config

Signatures

Renames multiple (175) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	49f6629071e229186053aefe4bac4a61.exe
File opened for modification	C:\Windows\system32\drivers\etc\hosts	Logo1_.exe

Deletes itself 1 IoCs

pid	Process
2624	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2916	Logo1_.exe
2604	49f6629071e229186053aefe4bac4a61.exe

Loads dropped DLL 2 IoCs

pid	Process
2624	cmd.exe
2624	cmd.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\load = "C:\\Windows\\uninstall\\rundl132.exe"	49f6629071e229186053aefe4bac4a61.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\load = "C:\\Windows\\uninstall\\rundl132.exe"	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)	\??\G:	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)	\??\K:	Logo1_.exe
File opened (read-only)	\??\O:	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)	\??\S:	Logo1_.exe
File opened (read-only)	\??\E:	Logo1_.exe
File opened (read-only)	\??\Z:	Logo1_.exe
File opened (read-only)	\??\V:	Logo1_.exe
File opened (read-only)	\??\U:	Logo1_.exe
File opened (read-only)	\??\T:	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\Google\Chrome\Application\106.0.5249.119\notification_helper.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jar.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javadoc.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateComRegisterShell64.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe.Exe	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Sidebar\sidebar.exe	Logo1_.exe
File created	C:\Program Files\7-Zip\7zFM.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\jabswitch.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe.Exe	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\Microsoft Games\Chess\Chess.exe	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	Logo1_.exe
File created	C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\rmid.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe.Exe	Logo1_.exe
File created	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	Logo1_.exe
File created	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe.Exe	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AdobeCollabSync.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPREARM.EXE.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOICONS.EXE	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jps.exe	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\java.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe.Exe	Logo1_.exe
File created	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroBroker.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmiregistry.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\airappinstaller.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe.Exe	Logo1_.exe
File created	C:\Program Files\Java\jre7\bin\tnameserv.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe.Exe	Logo1_.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	Logo1_.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe.Exe	Logo1_.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\RichDll.dll	Logo1_.exe
File created	C:\Windows\uninstall\rundl132.exe	49f6629071e229186053aefe4bac4a61.exe
File created	C:\Windows\Logo1_.exe	49f6629071e229186053aefe4bac4a61.exe
File opened for modification	C:\Windows\uninstall\rundl132.exe	Logo1_.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2308	49f6629071e229186053aefe4bac4a61.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe
2916	Logo1_.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2744	2308	49f6629071e229186053aefe4bac4a61.exe	27
PID 2308 wrote to memory of 2744	2308	49f6629071e229186053aefe4bac4a61.exe	27
PID 2308 wrote to memory of 2744	2308	49f6629071e229186053aefe4bac4a61.exe	27
PID 2308 wrote to memory of 2744	2308	49f6629071e229186053aefe4bac4a61.exe	27
PID 2744 wrote to memory of 2892	2744	net.exe	29
PID 2744 wrote to memory of 2892	2744	net.exe	29
PID 2744 wrote to memory of 2892	2744	net.exe	29
PID 2744 wrote to memory of 2892	2744	net.exe	29
PID 2308 wrote to memory of 2624	2308	49f6629071e229186053aefe4bac4a61.exe	30
PID 2308 wrote to memory of 2624	2308	49f6629071e229186053aefe4bac4a61.exe	30
PID 2308 wrote to memory of 2624	2308	49f6629071e229186053aefe4bac4a61.exe	30
PID 2308 wrote to memory of 2624	2308	49f6629071e229186053aefe4bac4a61.exe	30
PID 2308 wrote to memory of 2916	2308	49f6629071e229186053aefe4bac4a61.exe	32
PID 2308 wrote to memory of 2916	2308	49f6629071e229186053aefe4bac4a61.exe	32
PID 2308 wrote to memory of 2916	2308	49f6629071e229186053aefe4bac4a61.exe	32
PID 2308 wrote to memory of 2916	2308	49f6629071e229186053aefe4bac4a61.exe	32
PID 2916 wrote to memory of 2632	2916	Logo1_.exe	33
PID 2916 wrote to memory of 2632	2916	Logo1_.exe	33
PID 2916 wrote to memory of 2632	2916	Logo1_.exe	33
PID 2916 wrote to memory of 2632	2916	Logo1_.exe	33
PID 2624 wrote to memory of 2604	2624	cmd.exe	35
PID 2624 wrote to memory of 2604	2624	cmd.exe	35
PID 2624 wrote to memory of 2604	2624	cmd.exe	35
PID 2624 wrote to memory of 2604	2624	cmd.exe	35
PID 2632 wrote to memory of 2664	2632	net.exe	36
PID 2632 wrote to memory of 2664	2632	net.exe	36
PID 2632 wrote to memory of 2664	2632	net.exe	36
PID 2632 wrote to memory of 2664	2632	net.exe	36
PID 2916 wrote to memory of 1460	2916	Logo1_.exe	37
PID 2916 wrote to memory of 1460	2916	Logo1_.exe	37
PID 2916 wrote to memory of 1460	2916	Logo1_.exe	37
PID 2916 wrote to memory of 1460	2916	Logo1_.exe	37
PID 1460 wrote to memory of 2280	1460	net.exe	39
PID 1460 wrote to memory of 2280	1460	net.exe	39
PID 1460 wrote to memory of 2280	1460	net.exe	39
PID 1460 wrote to memory of 2280	1460	net.exe	39
PID 2916 wrote to memory of 1208	2916	Logo1_.exe	9
PID 2916 wrote to memory of 1208	2916	Logo1_.exe	9

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\49f6629071e229186053aefe4bac4a61.exe
  "C:\Users\Admin\AppData\Local\Temp\49f6629071e229186053aefe4bac4a61.exe"
  2⤵
  - Drops file in Drivers directory
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\net.exe
    net stop "Kingsoft AntiVirus Service"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2744
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
      4⤵
      PID:2892
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\$$aC590.bat
    3⤵
    - Deletes itself
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2624
  - - C:\Users\Admin\AppData\Local\Temp\49f6629071e229186053aefe4bac4a61.exe
      "C:\Users\Admin\AppData\Local\Temp\49f6629071e229186053aefe4bac4a61.exe"
      4⤵
      Executes dropped EXE
      PID:2604
- - C:\Windows\Logo1_.exe
    C:\Windows\Logo1_.exe
    3⤵
    - Drops file in Drivers directory
    - Executes dropped EXE
    - Adds Run key to start application
    - Enumerates connected drives
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2916
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2632
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:2664
  - - C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1460
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        5⤵
        
        PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\$$aC590.bat

Filesize
530B

MD5
67288c51ee58f1bb9a4250f592883dee

SHA1
a3c46e55b093aeb5051b5373238f90a29db07e46

SHA256
3f8bc2a41426075dc959257e91fbb3187bbf3c62ea6436213254973cf005780c

SHA512
2fca2e3afb8dc089e979574c9cee42c833c395796769239629f63566a671ce4de3bcedb5e072a86ca1df8987e08351c01a5a3acb01da15525536770bbb709cc6

Download Submit
C:\Windows\Logo1_.exe

Filesize
58KB

MD5
2e8204b925e702dabc11b988a3f60896

SHA1
36bb3f97fcceeb1ae009cb8a31f112ee4e0685f5

SHA256
e63ee3bd70268ceed0ec6635f11b7b4abd0dc1effe8d3ce21755eaafaf096a6a

SHA512
8bd2bab90b539f9505dc6830749a484e17fef91fc7b330905c72cb97dc0ca54964f72e641148f5130e9058b66b167898a37a4721c1be5da00d14865734d0fd8d

Download Submit
C:\Windows\system32\drivers\etc\hosts

Filesize
832B

MD5
7e3a0edd0c6cd8316f4b6c159d5167a1

SHA1
753428b4736ffb2c9e3eb50f89255b212768c55a

SHA256
1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

SHA512
9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

Download Submit
\Users\Admin\AppData\Local\Temp\49f6629071e229186053aefe4bac4a61.exe

Filesize
52KB

MD5
3c5daa92b200992806dd0673d629e4bc

SHA1
cf29a14d69b90558b3fd0ced977ead9453ed1165

SHA256
ce3fca3f56fb0f478a466576d97d0d257d8c6a517b9be89f493c2a902beaf6a6

SHA512
13ea73879715f12aee71607b9331030c65812acd37eff56894ae3a1b763e2f0feaef6a09b63b5523f3a8b3d85572dcea703deb1b08aa18da435ae854b49b37e3

Download Submit
memory/1208-32-0x0000000002AC0000-0x0000000002AC1000-memory.dmp

Filesize
4KB

Download
memory/2308-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2308-18-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2308-2-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2308-0-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2916-20-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2916-23-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2916-36-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/2916-37-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads

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