987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664

Analysis

max time kernel
158s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 13:11

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe
Size

40KB
MD5

63c2fea848909a420235561f608b559c
SHA1

91ad1bb4e66064e59f42f05b49f4f5870aaaaeed
SHA256

987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664
SHA512

0d1372b9fa0e35ddb09776d930e8e00c156765d03c5ab967e5276258a24ba0419c9ec108d6475c8d7f44f4232b65f3e586b02bb74cd4705079a4594e33423d19
SSDEEP

768:IOQSZNLsX2bGpLRJbE6Bf/XqH77AoiU5Q43BfW6hGtoDSNQBfYUXCojP3EV/BLa3:1ZNLnGRJbzfCHiZuuaDSiAb4PEVk3

Score

8^/10

bootkit persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1232	winlogom.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1704-134-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/files/0x000a000000022df9-136.dat	upx
behavioral2/files/0x000a000000022df9-137.dat	upx
behavioral2/memory/1232-141-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/1704-142-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/1232-143-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/1704-192-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\winlogom.exe	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe
File opened for modification	C:\Windows\winlogom.exe	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001864"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb000000000200000000001066000000010000200000001ecfa9d0b4eadc7392bd0a787e72eaf8270004402ac399c82900d3163a175e78000000000e8000000002000020000000cda9ff5570c53eec0656ec938f27fb9a562c050ff8f251d76b616bc9cc22565a200000009551811dc8726402dbdbd8569683e4bb7010d5331d2c1b1cdcf17882a03484f6400000007c4c1b7b48d5ee35e6296a38f9edc6b8da72528158f68b9bf138dd3331888a6db93a6581ad1f5b0a4be602349a12b5fa46766f01e138ee3eba9de408b2e3c0c3	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb00000000020000000000106600000001000020000000f515b31ab77d4f2a82649df32cb6a86fc061c99ec43cd74ad6ee53fa63f2c976000000000e8000000002000020000000e03ca1d8369b5117c05018e4943ff6d8b597a6e471d07701be47861f2639e720200000008237437ab126c962bf62cc783b6b2192042e95d69487831e26c220050e3fd72c400000005680f6aeebef28f6182edd6d5abac1686ec9dd098d0e00a44b47780876251d2952ecbe0d68eed54cb7d20730eadd4e5c04e595ca312b027178a937d61d6c9711	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A5A2AB2D-78FB-11ED-BF5F-6EDF9685419A} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377490798"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31001864"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1964181957"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0031093080dd901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2469182592"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001864"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0e01189080dd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1964181957"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe
1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1232	winlogom.exe
2864	iexplore.exe
1232	winlogom.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe
1232	winlogom.exe
2864	iexplore.exe
2864	iexplore.exe
2432	IEXPLORE.EXE
2432	IEXPLORE.EXE
2432	IEXPLORE.EXE
2432	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 1232	1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe	81
PID 1704 wrote to memory of 1232	1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe	81
PID 1704 wrote to memory of 1232	1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe	81
PID 1704 wrote to memory of 2864	1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe	82
PID 1704 wrote to memory of 2864	1704	987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe	82
PID 2864 wrote to memory of 2432	2864	iexplore.exe	83
PID 2864 wrote to memory of 2432	2864	iexplore.exe	83
PID 2864 wrote to memory of 2432	2864	iexplore.exe	83

C:\Users\Admin\AppData\Local\Temp\987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe
"C:\Users\Admin\AppData\Local\Temp\987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\winlogom.exe
  C:\Windows\winlogom.exe auto
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  PID:1232
- C:\progra~1\Intern~1\iexplore.exe
  C:\\progra~1\\Intern~1\\iexplore.exe http://jianqiangzhe1.com/AddSetup.asp?id=137&localID=QM00013&isqq=3
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2864
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2864 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2432

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\winlogom.exe

Filesize
40KB

MD5
63c2fea848909a420235561f608b559c

SHA1
91ad1bb4e66064e59f42f05b49f4f5870aaaaeed

SHA256
987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664

SHA512
0d1372b9fa0e35ddb09776d930e8e00c156765d03c5ab967e5276258a24ba0419c9ec108d6475c8d7f44f4232b65f3e586b02bb74cd4705079a4594e33423d19

Download Submit
C:\Windows\winlogom.exe

Filesize
40KB

MD5
63c2fea848909a420235561f608b559c

SHA1
91ad1bb4e66064e59f42f05b49f4f5870aaaaeed

SHA256
987219ca093264985f24cb9228e6a0627b71ca7212da7b99791562d5e2125664

SHA512
0d1372b9fa0e35ddb09776d930e8e00c156765d03c5ab967e5276258a24ba0419c9ec108d6475c8d7f44f4232b65f3e586b02bb74cd4705079a4594e33423d19

Download Submit
memory/1232-141-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1232-143-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1704-134-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1704-192-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1704-142-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2864-171-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-176-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-147-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-148-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-149-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-150-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-151-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-152-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-153-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-154-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-156-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-157-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-159-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-160-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-161-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-162-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-163-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-165-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-166-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-168-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-144-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-172-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-173-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-174-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-175-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-145-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-177-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-178-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-182-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-183-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-184-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-185-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-186-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-191-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-193-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-194-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-195-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-197-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-198-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-199-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-200-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-201-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-202-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-203-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-204-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-205-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-206-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download
memory/2864-208-0x00007FF821B10000-0x00007FF821B7E000-memory.dmp

Filesize
440KB

Download