bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704

General

Target

bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe
Size

107KB
MD5

0119cf1856dbe8af2f1f6c1d58460fa9
SHA1

4a5096ec48ce1b0927f9c499a300e03cd5ca8687
SHA256

bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704
SHA512

46ba1747dc1a48351709d3b9a84eb8bc77adb37ffc460dab31932d64ca7de6f48044b8fd1de3d31cf9729697a7f667dc20bcbb0578ab1b8a926bd3383fdfc392

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\puIf.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\puIf.exe	aspack_v212_v242

Executes dropped EXE 1 IoCs

Processes:

puIf.exe

pid process

2096 puIf.exe

pid	process
2096	puIf.exe

Drops file in Program Files directory 64 IoCs

Processes:

puIf.exe

description	ioc	process
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	puIf.exe
File opened for modification	C:\Program Files\Windows Defender\ConfigSecurityPolicy.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleCrashHandler64.exe	puIf.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	puIf.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\appletviewer.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\jabswitch.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSREC.EXE	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\schemagen.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\kinit.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\klist.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsStore_11701.1001.87.0_x64__8wekyb3d8bbwe\WinStore.App.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.16112.11601.0_x64__8wekyb3d8bbwe\Video.UI.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{A50F5BA2-C1DE-4223-A03D-AB17178FF778}\89.0.4389.114_chrome_installer.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	puIf.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateComRegisterShell64.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\servertool.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javafxpackager.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jconsole.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\javacpl.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\PPTICO.EXE	puIf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\reader_sl.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\keytool.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\tnameserv.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\jabswitch.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	puIf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MSPaint_1.1702.28017.0_x64__8wekyb3d8bbwe\PaintStudio.View.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxApp_25.25.13009.0_x64__8wekyb3d8bbwe\XboxApp.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jarsigner.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	puIf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\WCChromeNativeMessagingHost.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\pack200.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\rmiregistry.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\tnameserv.exe	puIf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-hang-ui.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\javadoc.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\jp2launcher.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\jre\bin\tnameserv.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate32.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxCalendarAppImm.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxMail.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jabswitch.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\jdeps.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jre1.8.0_66\bin\orbd.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\misc.exe	puIf.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_17.7906.42257.0_x64__8wekyb3d8bbwe\HxTsr.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\klist.exe	puIf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	puIf.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroBroker.exe	puIf.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftOfficeHub_17.8010.5926.0_x64__8wekyb3d8bbwe\Office16\OfficeHubWin32.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdate.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.35.452\GoogleUpdateOnDemand.exe	puIf.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ADelRCP.exe	puIf.exe
File opened for modification	C:\Program Files\Java\jdk1.8.0_66\bin\extcheck.exe	puIf.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\FLTLDR.EXE	puIf.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	puIf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exepuIf.exe

description	pid	process	target process
PID 636 wrote to memory of 2096	636	bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe	puIf.exe
PID 636 wrote to memory of 2096	636	bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe	puIf.exe
PID 636 wrote to memory of 2096	636	bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe	puIf.exe
PID 2096 wrote to memory of 2904	2096	puIf.exe	cmd.exe
PID 2096 wrote to memory of 2904	2096	puIf.exe	cmd.exe
PID 2096 wrote to memory of 2904	2096	puIf.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe
"C:\Users\Admin\AppData\Local\Temp\bb2274cecefab2f2736b245990fd9f001e54b41702f3e12caa85ffd5d9086704.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:636

C:\Users\Admin\AppData\Local\Temp\puIf.exe
C:\Users\Admin\AppData\Local\Temp\puIf.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2096

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\2ad766f8.bat" "
3⤵
PID:2904

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2ad766f8.bat
MD5
e171e935ad2ae26d6f55b48140ece33c

SHA1
da03ef95de4c60f3f7984ba73319fc40e56a0426

SHA256
25e28f09ac4eddf8be44eaeaeb020e5d495d78e0bdfabe6f0ebced360f36adc2

SHA512
5e04b4e34ea43415b9bb63f5d52fb8ca8e1ce777e636631a6094982c99134b27caa8b49d1fb4f18e512abf384c83cc20645ff670a7152da7aab8df6556e89c44

Download Submit
C:\Users\Admin\AppData\Local\Temp\puIf.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
C:\Users\Admin\AppData\Local\Temp\puIf.exe
MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2096-114-0x0000000000000000-mapping.dmp

Download
memory/2904-117-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads