1f86cc19d790eb25789bb0a85cce0a248b1e09e925fabae7b9e3ea849566a71f

Analysis

max time kernel
144s
max time network
153s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 12:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

IDM/423Down.url
Size

188B
MD5

b2059163656eb8f22b01316ddb2815d1
SHA1

be7680bef5af84b50980ea370e85c8fce924707e
SHA256

ffe55c2d3687ceedc7307d5b7df085a10d946f04b5f46a1ff61c88fa53beed7f
SHA512

480945fa03caeaadc81aec2f1872685aef44bafb73bb0a3be697c76696e181f80c2140084d7abdc2ace457e2de12aac63190310e8c3d47a6eced60aceda90a29

Score

6^/10

discovery evasion trojan

Malware Config

Signatures

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "433947755"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{EB332961-7FF0-11EF-B939-7ED3796B1EC0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\DOMStorage\423down.com\NumberOfSubdomains = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\DOMStorage\423down.com	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\International\CpMRU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1716	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1716	iexplore.exe
1716	iexplore.exe
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 2828	1716	iexplore.exe	32
PID 1716 wrote to memory of 2828	1716	iexplore.exe	32
PID 1716 wrote to memory of 2828	1716	iexplore.exe	32
PID 1716 wrote to memory of 2828	1716	iexplore.exe	32

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\IDM\423Down.url
1⤵
- Checks whether UAC is enabled
PID:1508

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:1716
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1716 CREDAT:275457 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
914B

MD5
e4a68ac854ac5242460afd72481b2a44

SHA1
df3c24f9bfd666761b268073fe06d1cc8d4f82a4

SHA256
cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f

SHA512
5622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
252B

MD5
479edc6b9b0e70b3876a240ad91b0c15

SHA1
7e6b6686add5e2831e58918a69660aae51d7a8a0

SHA256
10e7f11b8c88ba91494efb71ce04149fc907b7d920335dcdce30c933cda519a6

SHA512
b605c06c23cdbc6348c5f4d2247e86d5936c80231ab2e97bee4533df8daf2a43ebfaa4d3aaf95bb10d902701d5329a114eec1540ddda10bb2a6d41dd8987fcae

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
7fb91a27eac770e9da7cb7abd2a2220e

SHA1
b88fbc6caece73fb35ee8bbf5757fd9c31d608ed

SHA256
73d798a0b2deed0d40647c42784c891352aa13af5f5ee7a151ef4d9ebc5f0a9a

SHA512
65c6e051d56b6462f2f2eaf6e40705086b85776b035bf7bf423318e1d26bd17c88279d21c175568ac380d5e32057ce2b4b6f7b6653ccaf87b13e69ce3e06e141

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
7f6e176ff4feb1f9521e93fc71068685

SHA1
5b214ac39cd09dd5fcea699a09b5dbd1336ec78e

SHA256
f06137c15e4cd2573325f4962ae1aee53bdacb65d2d169351ee74913680afe99

SHA512
f86255df53b3c09fe129186bc80e597b9a6c651075935bac035f42142703ad46dc1146d8c83559e1511fc21504adff42d0ad91048556d14f6cc4b70a88d1ce55

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
17b912053c91a9fc142c17748115ac14

SHA1
74981f70c075254be5c6cff851f644ea67653973

SHA256
d61dfccbf1bf650441b06145faa44c3076f0c5336578889912061c7ced4cd1c1

SHA512
28dac8277629714d6db808c03066cbe2d443b44b4d1be9b5d8eff1e53281c4a48df8fb490815d463455d3df4f639433113b4826315c40ebcfe33db1293e579d1

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
0fd18f313519f8fc28b7972e41183e9c

SHA1
f159a523e77cfed8623b2666f3aa5991527489ab

SHA256
414b3e5557b76b1cbe3636c9adc46aff276553836f3281c5b6eed0c3a2b5d703

SHA512
13fc9edbe53b7c6163d1ea612995c0c4367954bbfaedab9d525032a4195d7fe7c8ef1c72d3934b9bbbea3c8ec2888bdd571f50bd07a0a907fe345fb7c9f4fb4f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
3fe7e282f6b3823b3fde66af696dbdce

SHA1
0dc9b6c0456ed7051a7dae7f95b7e98dba8cee43

SHA256
9c763c7eac1ab6b8a8e46f8b3f8460a716fe55e35e1770470f4c6fba6cb13315

SHA512
316fb63ea191032e23a7a971bd01f21095dbbff51ec97956071a9493f37f8972787bdfbb974ef3c5f9ca9f11fee151aff4546a70d4f83e51ea451f8db93799f8

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
10203dd6c32e129bc948f03dcadf3162

SHA1
dbe8e31a3898e344313ed64be5815c7988493b1f

SHA256
d86412668872944ed56f30bd0f0fbbfa3af682af4a796fe51641b9e7277db8eb

SHA512
371f6546d517b1beb973373dbcadf1ec6b1483531607f803da6f5523b3f93c6865dfb4a7c38b602a50e942104b0609368aaf7c6e1fdb94e0360ee705c73967de

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
202576b3febd56baf69526bb4c5d13a6

SHA1
bea58d1f96c717efe1e3445ce6212a2b58df5eb6

SHA256
03bc46959b76c80c8e145a7d2165a505e891bad34b545291a0970464c4247c93

SHA512
9130ede8b0e9d462068ad2d3e504483ee67cdd287dccedec7e13db8d0352f1e752aff70c51d534e8a03a539860f985f3b4ea3337b7d177366bd805a2a9f77ab4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
8804658bdda721bb6f75aa93cf2c298f

SHA1
1bf7b0028420b7c7538d6ea1cee4e2da36fb5c02

SHA256
b7b2265919fb966ecac0f0f79a2fd7c3264cfcca9abb32701b4b37e5cb7d7fa4

SHA512
b1affcd9efc292a341db2d41b3268a6f1f0fe7a20b3d54250128b055b82433c46398e1a18483b7accfcd8886a1b82c8465481f49a16094df5d5b534e73c85a27

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab3861.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar47DE.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1508-0-0x0000000001E10000-0x0000000001E20000-memory.dmp

Filesize
64KB

Download