4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709

Analysis

max time kernel
93s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 06:20

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General

Target

4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe
Size

196KB
MD5

58c3f3443578a9ca0fa14f53371d9f46
SHA1

c8caddf93116decb1cd940d850ad818aa5967948
SHA256

4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709
SHA512

eb1a6111ed4ca6d0bb80eac87f5fc46fcff52e26e836a35924bd589884991d622bc978eb993f4db09fa0ad286530cb56c30449a4dbb5e254de583932591a6c38
SSDEEP

3072:Cyjg+l/R3qGwlEUkNlJ9c4L5tMyktUOD:Cn+7aJleuy

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10efe1d4d002d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{EDDA8002-6EC3-11ED-AECB-C2DBB15B3A76} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10ea4ad5d002d901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30999248"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30999248"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30999248"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007c7a014671f9d74bb19de9a3e03cfb99000000000200000000001066000000010000200000008fde386baec58a653ac17bd0042ac17f423a050f3f2103453577418348a1b4ca000000000e80000000020000200000005e7dd17303922aa4d41d26633cc3310967a963d0d10bcfce791a9052fc3300062000000028c71d7b3c0f5d0ae8b70e36933d5fe7499caa82ac77e5765903b2c725e5de4c4000000054745410be9e42052c20984adfdd35eb948f680297a580d76b8aca9eab5b09d24d86d40079a79648ab675c6ca65cdc9b93a0fa6f7ef1d351230934201597898a	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007c7a014671f9d74bb19de9a3e03cfb99000000000200000000001066000000010000200000001d76ee5527188b08ee028a0a6ccbf4f5a0b9aed63e53b0debc9339d5728c5295000000000e80000000020000200000003d93058abccd7b14e5dde8467f9e9b8ea0c08120106c058e5af6210ca89c0cdf2000000095ad11f6d517c09f568f5bd81fd12f31d03169c2e9fbed5df8f6cb8fbc4504b4400000001cf36c930247aed532f8084d25d9b1e8f3c99cf98476f578affd6c0e60c0ccf46445bb6d469730def2882452eac39fa223fd7e11ff300e0d343457098140498a	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3363148219"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3295175956"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376367313"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3295175956"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1080	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe
1080	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2676	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1080	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe
2676	iexplore.exe
2676	iexplore.exe
4988	IEXPLORE.EXE
4988	IEXPLORE.EXE
4988	IEXPLORE.EXE
4988	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 2676	1080	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe	79
PID 1080 wrote to memory of 2676	1080	4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe	79
PID 2676 wrote to memory of 4988	2676	iexplore.exe	80
PID 2676 wrote to memory of 4988	2676	iexplore.exe	80
PID 2676 wrote to memory of 4988	2676	iexplore.exe	80

C:\Users\Admin\AppData\Local\Temp\4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe
"C:\Users\Admin\AppData\Local\Temp\4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" Error?4b5a3ce11aee9ece6abe9bea4aa2af9b92514ad16c252cf5ce5e4b902da30709
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2676 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
3bc8595d0a469edc8b7a071a3befe724

SHA1
f7e4b53b01d31626ab7965b267fea4457d798a91

SHA256
33c4b30d18fa3eeeed676831973cf8dd8c9a9145e7edcb689efeec0647d685d4

SHA512
4969ab6d2239a94d1dfb6105d9a329588ad0e3366ab4af874e033b853adfcadf808eced3466823136221e110accd2bcd5b25b0474b11947aab510f0b92d397d8

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
434B

MD5
890d84eaab9434096aaeb88ba04c58a7

SHA1
a5466078f40161cf35ed1f997aabdcff866cf05e

SHA256
4ea3728a59acb0fdfd99fa417d16052f11ec8e96fdbed53d819e3b689d0dbe38

SHA512
c7c3a6bb2d301c6c5911c6e46ff0479a15db3e427a3f193e69c6b7eb1f29004928e846a5ce463776efafdb6126f06bfe1c4b71099010d4704ea4a7f310433d56

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