0a94a43af2db7bdbada87b34bf03d3b221110d1ca21bbebec55b08767c1281cc

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 22:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bin/NST Downloader.exe
Size

18KB
MD5

a5b3ea9ee11e9752417159ba1c618b95
SHA1

7f336b35f3a2a9d0a1c9f47227b27545aa7ead34
SHA256

b92b2fa8916c78ccffef058d3be900c840cb996028d373ba55985fd1d1dddac8
SHA512

cebbec335baae8551c901106d325c2853891a27585ed47f1bbae2f73cb62f1af93f1534ade8f85e6f345141d2475e08ad75a5e1adb06f46ba78dd6f56f5a0953
SSDEEP

384:P5wJPt7NTnUE6d9sfF7ehXCxMMC1872ST:P5kVU5yxh7P

Score

1^/10

Malware Config

Signatures

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\E12DFB4B41D7D9C32B30514BAC1D81D8385E2D46	NST Downloader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\E12DFB4B41D7D9C32B30514BAC1D81D8385E2D46\Blob = 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	NST Downloader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\E12DFB4B41D7D9C32B30514BAC1D81D8385E2D46\Blob = 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	NST Downloader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\E12DFB4B41D7D9C32B30514BAC1D81D8385E2D46\Blob = 040000000100000010000000a7f2e41606411150306b9ce3b49cb0c90f0000000100000014000000f45a0858c9cd920e647bad539ab9f1cfc77f24cb090000000100000016000000301406082b0601050507030306082b06010505070308140000000100000014000000daed6474149c143cabdd99a9bd5b284d8b3cc9d80b000000010000001400000055005300450052005400720075007300740000001d0000000100000010000000f919b9ccce1e59c2e785f7dc2ccf6708030000000100000014000000e12dfb4b41d7d9c32b30514bac1d81d8385e2d46190000000100000010000000e843ac3b52ec8c297fa948c9b1fb281920000000010000006a040000308204663082034ea003020102021044be0c8b500024b411d3362de0b35f1b300d06092a864886f70d0101050500308195310b3009060355040613025553310b3009060355040813025554311730150603550407130e53616c74204c616b652043697479311e301c060355040a131554686520555345525452555354204e6574776f726b3121301f060355040b1318687474703a2f2f7777772e7573657274727573742e636f6d311d301b0603550403131455544e2d5553455246697273742d4f626a656374301e170d3939303730393138333132305a170d3139303730393138343033365a308195310b3009060355040613025553310b3009060355040813025554311730150603550407130e53616c74204c616b652043697479311e301c060355040a131554686520555345525452555354204e6574776f726b3121301f060355040b1318687474703a2f2f7777772e7573657274727573742e636f6d311d301b0603550403131455544e2d5553455246697273742d4f626a65637430820122300d06092a864886f70d01010105000382010f003082010a0282010100ceaa813fa3a36178aa31005595119e270f1f1cdf3a9b826830c04a611df12f0efabe79f7a523ef55519684cddbe3b96e3e31d80a2067c7f4d9bf94eb47043e02ce2aa25d870409f6309d188a97b2aa1cfc41d2a136cbfb3d91bae7d97035fae4e790c39ba39bd33cf5129977b1b709e068e61cb8f39463886a6afe0b76c9bef422e467b9ab1a5e77c18507dd0d6cbfee06c7776a419ea70fd7fbee9417b7fc85bea4abc41c31ddd7b6d1e4f0efdf168fb25293d7a1d489a1072ebfe10112421e1ae1d89534db647928ffba2e11c2e5e85b9248fb470bc26cdaad328341f3a5e54170fd65906dfafa51c4f9bd962b19042cd36da7dcf07f6f8365e26aab8786750203010001a381af3081ac300b0603551d0f0404030201c6300f0603551d130101ff040530030101ff301d0603551d0e04160414daed6474149c143cabdd99a9bd5b284d8b3cc9d830420603551d1f043b30393037a035a0338631687474703a2f2f63726c2e7573657274727573742e636f6d2f55544e2d5553455246697273742d4f626a6563742e63726c30290603551d250422302006082b0601050507030306082b06010505070308060a2b0601040182370a0304300d06092a864886f70d01010505000382010100081f52b1374478dbfdceb9da959698aa556480b55a40dd21a5c5c1f35f2c4cc8475a69eae8f03535f4d025f3c8a6a4874abd1bb17308bdd4c3cab635bb59867731cda78014ae13effcb148f96b25252d51b62c6d45c198c88a565d3eee434e3e6b278ed03a4b850b5fd3ed6aa775cbd15a872f3975135a72b002819fbef00f845420626c69d4e14dc60d9943010d12968c789dbf50a2b144aa6acf177acf6f0fd4f824555ff0341649663e5046c96371383162b862b9f353ad6cb52ba212aa194f09da5ee793c68e1408fef0308018a086854dc87dd78b03fe6ed5f79d16ac922ca023e59c91521f94df179473c3b3c1c17105200078bd13521da83ecd001fc8	NST Downloader.exe

C:\Users\Admin\AppData\Local\Temp\bin\NST Downloader.exe
"C:\Users\Admin\AppData\Local\Temp\bin\NST Downloader.exe"
1⤵
- Modifies system certificate store
PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\CabF865.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF887.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/1020-0-0x000007FEF507E000-0x000007FEF507F000-memory.dmp

Filesize
4KB

Download
memory/1020-8-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

Filesize
9.6MB

Download
memory/1020-142-0x000007FEF4DC0000-0x000007FEF575D000-memory.dmp

Filesize
9.6MB

Download