Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2023 15:17
Static task
static1
Behavioral task
behavioral1
Sample
easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe
Resource
win7-20230703-en
General
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Target
easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe
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Size
342KB
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MD5
4a5ba8f3079f5208a690f00dda17d1f3
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SHA1
a00fd4641c222ed17a11671a6b50a2c631906635
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SHA256
ea223f9fae25058864e8333ffba6bde7aa0b38cc58aad3094dfb92198703206f
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SHA512
0742ad5cb455783aec1abccbd99c3ca6454bb0f5fb50ecd6ba6937cf7c7accbd7250b51622b1e5034d3feb7de996f236d0ff58d0fc6f4563ce229ce3c0c3b3ac
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SSDEEP
6144:BiT0g4vIw+4zzwuSVVFlv0lC17ltL2YC5h7jF+bF/h2i23lFGGjh04Jsm/BWcHPO:Bng4l+IzUXvhZltSd3cx/qVkGjh0Ss4i
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Control Panel\International\Geo\Nation easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe -
Executes dropped EXE 1 IoCs
pid Process 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe -
resource yara_rule behavioral2/memory/3828-139-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-140-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-141-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-142-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-144-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-143-0x0000000000400000-0x000000000041A000-memory.dmp upx behavioral2/memory/3828-147-0x0000000000400000-0x000000000041A000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31043210" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "395248875" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3618170851" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0287C03A-1A7E-11EE-B651-D2E19E064347} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3609575946" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3609575946" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31043210" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31043210" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 376 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 376 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 376 iexplore.exe 376 iexplore.exe 4368 IEXPLORE.EXE 4368 IEXPLORE.EXE 4368 IEXPLORE.EXE 4368 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 5056 wrote to memory of 3828 5056 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe 80 PID 5056 wrote to memory of 3828 5056 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe 80 PID 5056 wrote to memory of 3828 5056 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe 80 PID 3828 wrote to memory of 376 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 81 PID 3828 wrote to memory of 376 3828 easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe 81 PID 376 wrote to memory of 4368 376 iexplore.exe 82 PID 376 wrote to memory of 4368 376 iexplore.exe 82 PID 376 wrote to memory of 4368 376 iexplore.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe"C:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5056 -
C:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exeC:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3828 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:376 CREDAT:17410 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4368
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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C:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe
Filesize88KB
MD5a61ea5f2325332c52bff5bce3d161336
SHA13a883b8241f5f2efaa76367240db800d78a0209c
SHA256e6f8a54ed663061527ab46b8e8efc2a0f3c99ae77829c0be0e50eb5b1b48415b
SHA512fae031e0e7dcd719240bfe94a3f78d1aac73060324d5b65e0cbe564ce6d6781aaa5e930f0729293e3b502b7d07f53f3a72fb2048d44d93d36851aab8330479e5
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C:\Users\Admin\AppData\Local\Temp\easy_Malicious_001bc26dbd350bf66648eba8a36fe6c5201b8fedbdaad55e272f5f07f305abb8mgr.exe
Filesize88KB
MD5a61ea5f2325332c52bff5bce3d161336
SHA13a883b8241f5f2efaa76367240db800d78a0209c
SHA256e6f8a54ed663061527ab46b8e8efc2a0f3c99ae77829c0be0e50eb5b1b48415b
SHA512fae031e0e7dcd719240bfe94a3f78d1aac73060324d5b65e0cbe564ce6d6781aaa5e930f0729293e3b502b7d07f53f3a72fb2048d44d93d36851aab8330479e5