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Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
27/11/2024, 02:53
Behavioral task
behavioral1
Sample
ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe
Resource
win7-20241010-en
General
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Target
ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe
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Size
140KB
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MD5
5be18cfd18903dd0556eb93649ad8390
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SHA1
803b265533f5cca1242e6ebe907cfc6a584693bd
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SHA256
ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9e
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SHA512
8a8f68b2bb9efaae17d4b0e4a1d4ac0fbcacdbf0106f9a1c168fb4ef8c5f209c71c0736f22690dc0e78fa2e59aee3cc752f506b9aa264b17f6c76b8f2b8abe35
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SSDEEP
1536:6QFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+mdz30rtr8gjmy9xNDCkrR:x29DkEGRQixVSjLa130BYgjmy9T7R
Malware Config
Extracted
sakula
www.polarroute.com
Signatures
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Sakula family
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Sakula payload 6 IoCs
resource yara_rule behavioral1/memory/1604-0-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/files/0x0033000000018650-6.dat family_sakula behavioral1/memory/2820-7-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/1604-8-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/2820-10-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/1604-11-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula -
Deletes itself 1 IoCs
pid Process 2732 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2820 MediaCenter.exe -
Loads dropped DLL 1 IoCs
pid Process 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe -
resource yara_rule behavioral1/memory/1604-0-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/files/0x0033000000018650-6.dat upx behavioral1/memory/2820-7-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/1604-8-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/2820-10-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/1604-11-0x0000000000400000-0x0000000000425000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2732 cmd.exe 2324 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2324 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1604 wrote to memory of 2820 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 30 PID 1604 wrote to memory of 2820 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 30 PID 1604 wrote to memory of 2820 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 30 PID 1604 wrote to memory of 2820 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 30 PID 1604 wrote to memory of 2732 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 33 PID 1604 wrote to memory of 2732 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 33 PID 1604 wrote to memory of 2732 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 33 PID 1604 wrote to memory of 2732 1604 ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe 33 PID 2732 wrote to memory of 2324 2732 cmd.exe 35 PID 2732 wrote to memory of 2324 2732 cmd.exe 35 PID 2732 wrote to memory of 2324 2732 cmd.exe 35 PID 2732 wrote to memory of 2324 2732 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe"C:\Users\Admin\AppData\Local\Temp\ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2820
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ab4d2a65ef902b5baa4af2f2efc961bb9e05a52373861b7f869ef81c93451d9eN.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2732 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2324
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
140KB
MD5537781c04a114c3b2a608dce76151a92
SHA178040d69ee80e90d37af6cfc78f97050740e23e4
SHA256c29746047b2cddaf20eab8f4beb973e65ef930952d027b66448ea25c3c04ab52
SHA512293b9c64a4593a7a2eb7fbc73a5833ed6a81077788cdde3be663898c0c6ac1ebac01a3e256c64dd120aa3d4ce2862455e4167c12ed049c278291c68559648434