Analysis Overview
Threat Level: Likely malicious
The file http://kmmbox.korea.kr/mail24read/NDk1ODc5OTU=/ai5oYUB0YW1pbWkuY29t/NA==/MQ==/ was found to be: Likely malicious.
Malicious Activity Summary
A potential corporate email address has been identified in the URL: [email protected]
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-14 10:50
Signatures
A potential corporate email address has been identified in the URL: [email protected]
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-14 10:50
Reported
2024-06-14 10:51
Platform
win10v2004-20240611-en
Max time kernel
57s
Max time network
58s
Command Line
Signatures
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe | N/A |
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://kmmbox.korea.kr/mail24read/NDk1ODc5OTU=/ai5oYUB0YW1pbWkuY29t/NA==/MQ==/
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffa70eb46f8,0x7ffa70eb4708,0x7ffa70eb4718
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2920 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3180 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3168 /prefetch:1
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5124 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5236 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5252 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3332 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3272 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2120,13200126651224383857,5970344859572967186,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5880 /prefetch:1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | kmmbox.korea.kr | udp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| US | 8.8.8.8:53 | 2.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.33.60.125.in-addr.arpa | udp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | edge.microsoft.com | udp |
| US | 204.79.197.239:443 | edge.microsoft.com | tcp |
| US | 8.8.8.8:53 | 239.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| KR | 125.60.33.45:80 | kmmbox.korea.kr | tcp |
| US | 8.8.8.8:53 | mail.korea.kr | udp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| KR | 125.60.33.42:443 | mail.korea.kr | tcp |
| US | 8.8.8.8:53 | 42.33.60.125.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.korea.kr | udp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| US | 8.8.8.8:53 | 76.217.101.27.in-addr.arpa | udp |
| KR | 27.101.217.76:443 | www.korea.kr | tcp |
| N/A | 127.0.0.1:55920 | tcp | |
| N/A | 127.0.0.1:55920 | tcp | |
| N/A | 127.0.0.1:55920 | tcp | |
| N/A | 127.0.0.1:55920 | tcp | |
| N/A | 127.0.0.1:55921 | tcp | |
| N/A | 127.0.0.1:55922 | tcp | |
| N/A | 127.0.0.1:55921 | tcp | |
| N/A | 127.0.0.1:55922 | tcp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | 3a09f853479af373691d131247040276 |
| SHA1 | 1b6f098e04da87e9cf2d3284943ec2144f36ac04 |
| SHA256 | a358de2c0eba30c70a56022c44a3775aa99ffa819cd7f42f7c45ac358b5e739f |
| SHA512 | 341cf0f363621ee02525cd398ae0d462319c6a80e05fd25d9aca44234c42a3071b51991d4cf102ac9d89561a1567cbe76dfeaad786a304bec33821ca77080016 |
\??\pipe\LOCAL\crashpad_3972_KYSRMJURBZJLCEUS
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | db9081c34e133c32d02f593df88f047a |
| SHA1 | a0da007c14fd0591091924edc44bee90456700c6 |
| SHA256 | c9cd202ebb55fe8dd3e5563948bab458e947d7ba33bc0f38c6b37ce5d0bd7c3e |
| SHA512 | 12f9809958b024571891fae646208a76f3823ae333716a5cec303e15c38281db042b7acf95bc6523b6328ac9c8644794d39a0e03d9db196f156a6ee1fb4f2744 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 3901246dacbeb5efee93f3df3518d86a |
| SHA1 | 93dcfdaf61743a3697162922bb661480d92dbba1 |
| SHA256 | 856ca508b8b0361f99b2220f713428551d9e772ebbd87eba41875a4bf836347c |
| SHA512 | eba0d106d22f24cb8b2e78c4df976d39a82a4f71023f81771dee97f68a2c6eb5dfb6eada1459d861934b6401887faedb9d7e69f6c0a26126075d60a92b46d6aa |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
| MD5 | 6752a1d65b201c13b62ea44016eb221f |
| SHA1 | 58ecf154d01a62233ed7fb494ace3c3d4ffce08b |
| SHA256 | 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd |
| SHA512 | 9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
| MD5 | 7cf849d26ffa4c537de1fd053da2c90b |
| SHA1 | 15573675f4d30f526d64d5724176601512959332 |
| SHA256 | ba8a3450697bd8b2c756119149386474d82bf489c068ee1176950df5ad53510a |
| SHA512 | cbb12bfd3d282ea4a8fced4eba9627689e8f917e8a94c866c63093c0b14d0783cd25d61f3127442fb9563e1ce503105ec98029cbeb451be37bc649b36b8cf628 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | b343fa3c9e4bca2fa2e00ddc4af6c352 |
| SHA1 | 7431a4de53070ea083f32847571bf32094b308cf |
| SHA256 | 1a1e3056e2fcf1abe33d5a6d1b70137ab893354a3e35bef98b8bfccc2f0a6a3d |
| SHA512 | ba7027428874e104fc8fc5a22b7e32f7ee09692b4a5cdf39956dce3d715021eb753cc1658d18c7dac029c2243d382a88619ddae4d6e72caf3cb5cf228a424df2 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\b61cbef1-1a9f-4dcd-96c6-137e2c869178.tmp
| MD5 | 807419ca9a4734feaf8d8563a003b048 |
| SHA1 | a723c7d60a65886ffa068711f1e900ccc85922a6 |
| SHA256 | aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631 |
| SHA512 | f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 2458e4c0dbc84b9d382c26b653b30de4 |
| SHA1 | 00c34ce4e1791f4780203075d1c3e894b148ef7b |
| SHA256 | 90cc7eab3e685f5756d2d1f7434dd421be25388ade3b69d98811da98d012711d |
| SHA512 | c68f86f043e1c6f0558439e3983fc632de6bd509e1bbc84bbe9274da7046f157b23365baafc4e90a1a758a23db1cbfaf5297f7c89ebcc77c918d19d0af49856f |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000036
| MD5 | e96aab93f062bb9f25f692d96c6b3d79 |
| SHA1 | 3eddee28a4d4dc872404614818a0e2dbd239c621 |
| SHA256 | 7668eb71ac1c270df9324e5606176cfba4ee0d169429e4d153d3a72cf086bc14 |
| SHA512 | 9eb48a19e884b44d96111366fef367769df4d8cd6f3d8ff77003cb7fad4e39604bdbd440d5926d85971807b1c1ebfdf7ff70b917c5ce0118aed3d2006dbf1fbf |