afc7756b2e9479d748dc9424bf2639ff27107756e2a010a15e0002ccb0c270ce

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
16/09/2022, 05:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

tmp.exe
Size

44KB
MD5

d18cd40115084975be66a5581546d094
SHA1

7c2f20aa9b518162defd728d2ad88c18f4b78830
SHA256

afc7756b2e9479d748dc9424bf2639ff27107756e2a010a15e0002ccb0c270ce
SHA512

991178a124fa153896a87a5b8f9ee8aa17fb4fffa3adea11c6a9a180ffe73f220392a1edd0b180421539a03a36bb502c9dec4d6d2261fd0b3f25c79c0398ffcb
SSDEEP

768:6fXKTHyY+h6oDeQGPL4vzZq2o9W7GsxBbPr:eX2SCoDlGCq2iW7z

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 4 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00140000000054ab-54.dat	aspack_v212_v242
behavioral1/files/0x00140000000054ab-55.dat	aspack_v212_v242
behavioral1/files/0x00140000000054ab-58.dat	aspack_v212_v242
behavioral1/files/0x00140000000054ab-60.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
1852	DklsfF.exe

Loads dropped DLL 2 IoCs

pid	Process
2036	tmp.exe
2036	tmp.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\notification_helper.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\extcheck.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	DklsfF.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdateCore.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTE.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javap.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\tnameserv.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\apt.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jconsole.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	DklsfF.exe
File opened for modification	C:\Program Files\Microsoft Games\Hearts\Hearts.exe	DklsfF.exe
File opened for modification	C:\Program Files\Windows Mail\wab.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Eula.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSOHTMED.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\java-rmi.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmc.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jrunscript.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\native2ascii.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\orbd.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\unpack200.exe	DklsfF.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.71\GoogleUpdateComRegisterShell64.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\serialver.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\ktab.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GRAPH.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\pack200.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\xjc.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\kinit.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java-rmi.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\kinit.exe	DklsfF.exe
File opened for modification	C:\Program Files\Microsoft Games\Purble Place\PurblePlace.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Setup Files\{AC76BA86-7AD7-1033-7B44-A90000000001}\Setup.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\INFOPATH.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\rmid.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\GROOVE.EXE	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\WinMail.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORDB.EXE	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\NAMECONTROLSERVER.EXE	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\ONENOTEM.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\policytool.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	DklsfF.exe
File opened for modification	C:\Program Files\Windows Journal\PDIALOG.exe	DklsfF.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	DklsfF.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javaws.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jcmd.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsgen.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	DklsfF.exe
File opened for modification	C:\Program Files\Java\jre7\bin\javaws.exe	DklsfF.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 8 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1852	2036	tmp.exe	28
PID 2036 wrote to memory of 1852	2036	tmp.exe	28
PID 2036 wrote to memory of 1852	2036	tmp.exe	28
PID 2036 wrote to memory of 1852	2036	tmp.exe	28
PID 1852 wrote to memory of 752	1852	DklsfF.exe	31
PID 1852 wrote to memory of 752	1852	DklsfF.exe	31
PID 1852 wrote to memory of 752	1852	DklsfF.exe	31
PID 1852 wrote to memory of 752	1852	DklsfF.exe	31

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\DklsfF.exe
  C:\Users\Admin\AppData\Local\Temp\DklsfF.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1852
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\01f56eda.bat" "
    3⤵
    PID:752

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\01f56eda.bat

Filesize
187B

MD5
c22009a562b7f034f85bc3298891b5d7

SHA1
d1c16bcdde0f1be3348424f6fe4d8b8d92dc570e

SHA256
705fc1f2d278a0928404811f73e8c6900403140d9e1dde1ef6f9ab9209abf435

SHA512
5918613040432ede5ad2d3ce8638482b41edd45051d654233a90389d97e3b1ea24928e694fab3a8cf8cb644ac98567771a084b663488cc2444684e1803cf5494

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

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

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1852-59-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1852-61-0x0000000001030000-0x0000000001039000-memory.dmp

Filesize
36KB

Download
memory/1852-63-0x0000000001030000-0x0000000001039000-memory.dmp

Filesize
36KB

Download
memory/2036-57-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download