220b1e22abee4dae3867f2acb86df0c5eb1e9d6af1ab243b5a5b2ee5bd4c7c18

Analysis

max time kernel
76s
max time network
80s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
05/07/2023, 18:34

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General

Target

1ca05c09ee060dexeexeexeex.exe
Size

4.0MB
MD5

1ca05c09ee060d236f79714a5bfd984b
SHA1

6110f0bffb5e2d531b0d144343a9f8f879164872
SHA256

220b1e22abee4dae3867f2acb86df0c5eb1e9d6af1ab243b5a5b2ee5bd4c7c18
SHA512

f12bc1bf311d07194050050c251b82d9f146ed0dbe725c0ccf7f7cbdda77fbc6fce0314cf9c7c4e3a31e04d118cc7806c22b69b352925a73b0060a87ce9464b5
SSDEEP

98304:cUkwzz0R3DsEBHYw+7zh5FUTZGVfrPnLRbVPOyCLTEv:b30yjUTaXRbVPOHLTG

Score

7^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 5 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x000b00000001225f-55.dat	aspack_v212_v242
behavioral1/files/0x000b00000001225f-57.dat	aspack_v212_v242
behavioral1/files/0x000b00000001225f-61.dat	aspack_v212_v242
behavioral1/files/0x000b00000001225f-60.dat	aspack_v212_v242
behavioral1/files/0x000b00000001225f-62.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1464	oBlkDH.exe

Loads dropped DLL 2 IoCs

pid	Process
2312	1ca05c09ee060dexeexeexeex.exe
2312	1ca05c09ee060dexeexeexeex.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre7\bin\ssvagent.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\orbd.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\tnameserv.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\Wordconv.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdate.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SETLANG.EXE	oBlkDH.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\Installer\chrmstp.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateOnDemand.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Install\{223C75BF-DE7F-45DC-A6A3-BCF62E354C98}\chrome_installer.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\idlj.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Microsoft Games\Minesweeper\MineSweeper.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Microsoft Games\Solitaire\Solitaire.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ACCICONS.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSQRY32.EXE	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jhat.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroTextExtractor.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\LogTransport2.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaw.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstat.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javacpl.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\orbd.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\SCANPST.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\WORDICON.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	oBlkDH.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaw.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Google\Update\Download\{8A69D345-D564-463C-AFF1-A69D9E530F96}\106.0.5249.119\chrome_installer.exe	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSPUB.EXE	oBlkDH.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE	oBlkDH.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Microsoft Games\FreeCell\FreeCell.exe	oBlkDH.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	oBlkDH.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2312	1ca05c09ee060dexeexeexeex.exe
2312	1ca05c09ee060dexeexeexeex.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 1464	2312	1ca05c09ee060dexeexeexeex.exe	29
PID 2312 wrote to memory of 1464	2312	1ca05c09ee060dexeexeexeex.exe	29
PID 2312 wrote to memory of 1464	2312	1ca05c09ee060dexeexeexeex.exe	29
PID 2312 wrote to memory of 1464	2312	1ca05c09ee060dexeexeexeex.exe	29
PID 1464 wrote to memory of 2232	1464	oBlkDH.exe	31
PID 1464 wrote to memory of 2232	1464	oBlkDH.exe	31
PID 1464 wrote to memory of 2232	1464	oBlkDH.exe	31
PID 1464 wrote to memory of 2232	1464	oBlkDH.exe	31

C:\Users\Admin\AppData\Local\Temp\1ca05c09ee060dexeexeexeex.exe
"C:\Users\Admin\AppData\Local\Temp\1ca05c09ee060dexeexeexeex.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Users\Admin\AppData\Local\Temp\oBlkDH.exe
  C:\Users\Admin\AppData\Local\Temp\oBlkDH.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1464
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\204e752e.bat" "
    3⤵
    PID:2232

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KX3UJNA9\k2[1].rar

Filesize
4B

MD5
d3b07384d113edec49eaa6238ad5ff00

SHA1
f1d2d2f924e986ac86fdf7b36c94bcdf32beec15

SHA256
b5bb9d8014a0f9b1d61e21e796d78dccdf1352f23cd32812f4850b878ae4944c

SHA512
0cf9180a764aba863a67b6d72f0918bc131c6772642cb2dce5a34f0a702f9470ddc2bf125c12198b1995c233c34b4afd346c54a2334c350a948a51b6e8b4e6b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\204e752e.bat

Filesize
187B

MD5
775ca00f4a9fd4b55c3c778f5c97d94b

SHA1
2f69ea421c2efff5602e22afe218256e0c07a15d

SHA256
02be03e7807a9ac62ed036449d7f0eb44fccecee9be08c9acdea55b1e9fb6bc0

SHA512
778f7b61ff36e9ccff11426dbe446d0efe5a03ff451d26aa4580446a3da8839788264a25ba998c467f85ea6d76c9df3e0858822e99e1d58a36bf0d38803f5445

Download Submit
C:\Users\Admin\AppData\Local\Temp\204e752e.bat

Filesize
187B

MD5
775ca00f4a9fd4b55c3c778f5c97d94b

SHA1
2f69ea421c2efff5602e22afe218256e0c07a15d

SHA256
02be03e7807a9ac62ed036449d7f0eb44fccecee9be08c9acdea55b1e9fb6bc0

SHA512
778f7b61ff36e9ccff11426dbe446d0efe5a03ff451d26aa4580446a3da8839788264a25ba998c467f85ea6d76c9df3e0858822e99e1d58a36bf0d38803f5445

Download Submit
C:\Users\Admin\AppData\Local\Temp\2508373E.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1464-66-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download
memory/1464-107-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download
memory/2312-64-0x0000000000400000-0x0000000000808000-memory.dmp

Filesize
4.0MB

Download
memory/2312-65-0x0000000000AB0000-0x0000000000AB9000-memory.dmp

Filesize
36KB

Download
memory/2312-92-0x0000000000400000-0x0000000000808000-memory.dmp

Filesize
4.0MB

Download