ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b

Analysis

max time kernel
184s
max time network
189s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 18:08

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General

Target

ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Size

349KB
MD5

0d61814785eb1776ccb70b0899e2d81f
SHA1

f49aff6501da4b8d41761f68c7d2445bfceb32ce
SHA256

ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b
SHA512

c4e8e911ccdec315a3951bd89a34dbeada9fa8b787d0f8e86ba38a9de39421319e20e22e15740829fa818a6c48856ff3fa757e9436d6305aace3d9e9fbc781ef
SSDEEP

6144:ye340Hnu/EJXAF8u1qBhGNy4909VezjiGF+nh9CUZLcb+FPJ:yEJXs1q2N1906jidGUZLcb+FPJ

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
392	installstat.exe

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	cscript.exe

Loads dropped DLL 4 IoCs

pid	Process
3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
392	installstat.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\EditPlus\kk09.icw	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.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 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000975fab978604b14697eb522259e91a1000000000020000000000106600000001000020000000485f775f48bd1b5a3ef2a1c9259e7284a620057f351d9d2b78423d8178b3f84a000000000e8000000002000020000000851931893773f993fd1a8696baf3d4ca31debf89fbf45d4b9f40d54ea2862e63200000002c011f6abf9bc20ced996c2174421000deb7d23f63d6cc9d5947342579a6c85140000000c8703c3f9e537ea1268e23ebb99dbeb8a058ee42294c69d04b74bc32be339e776089d0f4872e3aea3f2dd6509ed38246cf2ef6ba58724b150d39e87a338a1d8e	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6007e67d75f3d801	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374678830"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2589887615"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2589887615"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f04aec7675f3d801	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30995317"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30995317"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A0F703E7-5F68-11ED-89AC-D2D0017C8629} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000975fab978604b14697eb522259e91a1000000000020000000000106600000001000020000000d71795401c1ebd684d4353f56aea4bc562ca06b2b55abb20cb1b34bf90f051fc000000000e80000000020000200000000051fd3c82bca0da836e04eaf5597491008bfb9e4ca3ee2fc54f512b83d736b720000000c9f7fdca7c7c3972b1243c27ada6078410a3fb02b80f42a4d09b6f7da9c9040f40000000318b56420b036f35f24ebb1ac5a67a4c0da6edae0b02bb8ea7daacd9ea8e1af595ed9f34e126d2d129e6ad420adeb338578cb49a44a4e3e77271537fe42543e8	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine\ = "VBScript"	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command\ = "%SystemRoot%\\SysWow64\\WScript.exe \"%1\" %*"	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.icw	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings	cscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.icw\ = "icwfile"	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\ = "´ò¿ª(&O)"	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3844	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3844	iexplore.exe
3844	iexplore.exe
4840	IEXPLORE.EXE
4840	IEXPLORE.EXE
4840	IEXPLORE.EXE
4840	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 2608	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	79
PID 3312 wrote to memory of 2608	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	79
PID 3312 wrote to memory of 2608	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	79
PID 2608 wrote to memory of 3392	2608	cscript.exe	81
PID 2608 wrote to memory of 3392	2608	cscript.exe	81
PID 2608 wrote to memory of 3392	2608	cscript.exe	81
PID 3312 wrote to memory of 392	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	83
PID 3312 wrote to memory of 392	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	83
PID 3312 wrote to memory of 392	3312	ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe	83
PID 3844 wrote to memory of 4840	3844	iexplore.exe	85
PID 3844 wrote to memory of 4840	3844	iexplore.exe	85
PID 3844 wrote to memory of 4840	3844	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe
"C:\Users\Admin\AppData\Local\Temp\ca1b26438cac897c0d3ae3da5c680a66442e84763ffe0ed404bbc94539bac62b.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk09.icw"
  2⤵
  - Checks computer location settings
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2608
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\SysWow64\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk09.icw"
    3⤵
    PID:3392
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:392

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:3444

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3844 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4840

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:\Program Files (x86)\EditPlus\kk09.icw

Filesize
132B

MD5
ede73472f3c869029fe01a79be00b57d

SHA1
5618b7e4a2b70c785715ce4ff7c917943715742d

SHA256
70649ce17caca17fb153d1b017fc7f66478a20d4158f8e7fdca91273ca9e4a8a

SHA512
449058151dd8004f6f3a6cd3f7efb2f1b520daa4fdba14df945680d3df9f0589899b6a9c60f232b968ba40b1683765d077c693b1a07f39d972012e9fde756384

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxF37E.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxF37E.tmp\nsExec.dll

Filesize
6KB

MD5
acc2b699edfea5bf5aae45aba3a41e96

SHA1
d2accf4d494e43ceb2cff69abe4dd17147d29cc2

SHA256
168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

SHA512
e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxF37E.tmp\nsExec.dll

Filesize
6KB

MD5
acc2b699edfea5bf5aae45aba3a41e96

SHA1
d2accf4d494e43ceb2cff69abe4dd17147d29cc2

SHA256
168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

SHA512
e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe

Filesize
44KB

MD5
7c30927884213f4fe91bbe90b591b762

SHA1
65693828963f6b6a5cbea4c9e595e06f85490f6f

SHA256
9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994

SHA512
8aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe

Filesize
44KB

MD5
7c30927884213f4fe91bbe90b591b762

SHA1
65693828963f6b6a5cbea4c9e595e06f85490f6f

SHA256
9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994

SHA512
8aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk09.icw

Filesize
842B

MD5
3138f5bad212dff7b5efe360a7fb5b0f

SHA1
26ee8c25d37324953fc882d89ab45de2684eab92

SHA256
0e036f9a0c6ce117beaf8d8b7e5f3318ea6e7ddb441e4228b1a880eaec11b3be

SHA512
afcb36e89bd436557db8831aefc95f94d1693b2564b3ca455e723e8d61c978b2894f526e865ee5f65092d073733863193658b947b07444aaf9a0ee8a5d8c5938

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll

Filesize
80KB

MD5
cdadfa1995ac40ecdd51e83c0d67bf4f

SHA1
aa076ea83d578e4057ff9fd1e7923a497c133e8a

SHA256
56afc62c43b35ede478c5047be22cd8910022baa1d2d18108088009692e6fbd2

SHA512
75d44c6f643ba1711d823de2314734b2618df5408c4f2bc153796489452e73b15f9bff531fe23b0c34fc5259e6846bc399e17b50d2ce3e3f0d90bfc412eec5d9

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll

Filesize
80KB

MD5
cdadfa1995ac40ecdd51e83c0d67bf4f

SHA1
aa076ea83d578e4057ff9fd1e7923a497c133e8a

SHA256
56afc62c43b35ede478c5047be22cd8910022baa1d2d18108088009692e6fbd2

SHA512
75d44c6f643ba1711d823de2314734b2618df5408c4f2bc153796489452e73b15f9bff531fe23b0c34fc5259e6846bc399e17b50d2ce3e3f0d90bfc412eec5d9

Download Submit