1f3aa86c45e06c9de35f84003c66d6d2aee0e4c8008c1ac76c1ff71fbd9b2012

Analysis

max time kernel
147s
max time network
127s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 17:38

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General

Target

2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
Size

1.0MB
MD5

63f9276194de510df84a1b15176798f1
SHA1

6d4c6b2cccb59832e8738d8fd0386a5e21745a56
SHA256

1f3aa86c45e06c9de35f84003c66d6d2aee0e4c8008c1ac76c1ff71fbd9b2012
SHA512

48b1fe0346634379d627a0b1ab8a79092aa5291e5a8d65bf6f217e150ab2f72d848006e8231b927ef1b63d0fc6322cb42df98ba59aec29216bc82f24b39c7784
SSDEEP

12288:9uKogsSPBlzb2WOBk/BaCXwzeKt2CwDseTIhIo:1maBlzb2WOOYCXwqRCQ3TIOo

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000\Software\Microsoft\Windows\CurrentVersion\Run\Serverx = "C:\\Windows\\system32\\Serverx.exe"	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Serverx.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Windows\SysWOW64\Serverx.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler64.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Internet Explorer\ielowutil.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Internet Explorer\iexplore.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\LICLUA.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Internet Explorer\iediagcmd.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe\Updater6\AdobeUpdaterInstallMgr.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\Office Setup Controller\Setup.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OfficeSoftwareProtectionPlatform\OSPPREARM.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Internet Explorer\iexplore.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaw.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\unpack200.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\Adobe AIR\Versions\1.0\template.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\Source Engine\OSE.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\schemagen.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Mozilla Firefox\maintenanceservice_installer.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\unpack200.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\servertool.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Microsoft Games\Mahjong\Mahjong.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\ink\TabTip32.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOICONS.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleCrashHandler.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{2268EC07-9322-45E7-83EC-CF4D81A62D67}\chrome_installer.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\OFFICE14\MSOXMLED.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Common Files\microsoft shared\TextConv\WksConv\Wkconv.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\klist.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\MSInfo\msinfo32.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Microsoft Games\SpiderSolitaire\SpiderSolitaire.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstatd.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jabswitch.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	2428	WerFault.exe	28

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2364	WerFault.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 2428	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	28
PID 1280 wrote to memory of 2428	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	28
PID 1280 wrote to memory of 2428	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	28
PID 1280 wrote to memory of 2428	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	28
PID 2428 wrote to memory of 2364	2428	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29
PID 2428 wrote to memory of 2364	2428	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29
PID 2428 wrote to memory of 2364	2428	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29
PID 2428 wrote to memory of 2364	2428	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29
PID 1280 wrote to memory of 2364	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29
PID 1280 wrote to memory of 2364	1280	2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe	29

C:\Users\Admin\AppData\Local\Temp\2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
"C:\Users\Admin\AppData\Local\Temp\2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe
  "C:\Users\Admin\AppData\Local\Temp\2023-08-26_63f9276194de510df84a1b15176798f1_mafia_virut_JC.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 212
    3⤵
    - Program crash
    - Suspicious behavior: GetForegroundWindowSpam
    PID:2364

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

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1280-0-0x00000000008B0000-0x00000000009B6CC9-memory.dmp

Filesize
1.0MB

Download
memory/1280-1-0x0000000001DC0000-0x0000000001EC7000-memory.dmp

Filesize
1.0MB

Download
memory/1280-241-0x00000000008B0000-0x00000000009B6CC9-memory.dmp

Filesize
1.0MB

Download
memory/1280-242-0x0000000001DC0000-0x0000000001EC7000-memory.dmp

Filesize
1.0MB

Download
memory/2364-5-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2364-4-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2364-6-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2428-2-0x00000000008B0000-0x00000000009B6CC9-memory.dmp

Filesize
1.0MB

Download
memory/2428-243-0x00000000008B0000-0x00000000009B6CC9-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads