Analysis Overview
SHA256
28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b
Threat Level: Known bad
The file 28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b was found to be: Known bad.
Malicious Activity Summary
Blackmoon, KrBanker
Detect Blackmoon payload
UPX dump on OEP (original entry point)
Executes dropped EXE
UPX packed file
Unsigned PE
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-06-06 20:21
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-06 20:21
Reported
2024-06-06 20:35
Platform
win7-20240221-en
Max time kernel
143s
Max time network
127s
Command Line
Signatures
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\vthdtp.exe | N/A |
| N/A | N/A | \??\c:\lphtdt.exe | N/A |
| N/A | N/A | \??\c:\nxhtn.exe | N/A |
| N/A | N/A | \??\c:\jxffbbd.exe | N/A |
| N/A | N/A | \??\c:\vlrplj.exe | N/A |
| N/A | N/A | \??\c:\jjphjnh.exe | N/A |
| N/A | N/A | \??\c:\xftjj.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b.exe
"C:\Users\Admin\AppData\Local\Temp\28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b.exe"
\??\c:\vthdtp.exe
c:\vthdtp.exe
\??\c:\lphtdt.exe
c:\lphtdt.exe
\??\c:\nxhtn.exe
c:\nxhtn.exe
\??\c:\jxffbbd.exe
c:\jxffbbd.exe
\??\c:\vlrplj.exe
c:\vlrplj.exe
\??\c:\jjphjnh.exe
c:\jjphjnh.exe
\??\c:\xftjj.exe
c:\xftjj.exe
Network
Files
memory/1368-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1368-1-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1368-13-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\vthdtp.exe
| MD5 | d232062a9d41c8d3f581fc61fa2176d5 |
| SHA1 | daccca2190bc296d2f65908abadeeae0f7df6b16 |
| SHA256 | d12734822d02581e9db1472f83a370e0a2317514c3d951549784518c5ce187e0 |
| SHA512 | ef5404222463ded65e35798c3987d5d3c37d950ce2727d9d721e1d0459ae1baf9db10a4b0b9099c85fc3231a89a643c3dc37b53682884b6ca3fee39284dc3dc2 |
memory/1368-5-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1368-4-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1368-3-0x000000000042B000-0x0000000000442000-memory.dmp
memory/2944-14-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2944-19-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2944-17-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\lphtdt.exe
| MD5 | 8ea91a96656a2b7443148b191abc1ac0 |
| SHA1 | d206d2f4e33be814c7315949b7185e49e4783da5 |
| SHA256 | 99d05d0a1096b9feb4ed3ae02313b350f602c69190dfbef24b6c13e59450c836 |
| SHA512 | fea81cb99805a0961b8d91357cd077761598bc28982828b18b687fb28d5a7437dbe7d3dc7e69f885050df015a6456b8f9c9c07aef1cac8f852a97c96fba99a2a |
memory/2664-27-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2664-32-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\nxhtn.exe
| MD5 | 2a83535e15abec5481824c5ef1393b7f |
| SHA1 | 57a06a1a056a0c88e7cb91ccd28643b0f39c2861 |
| SHA256 | b2e5530a6c48da271fa5352a55bdec552993604554c9dd30abbe84ddb340cd00 |
| SHA512 | ef330dbb4e0a689eca625fb958beb68ef1a521a69869a92d2d6bd83bdd29d2fd0b5f9fbb5ac62c119c7a71814f622f0fece8f46643e056e0bfb35d34ff56fee3 |
memory/2664-31-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/556-40-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/556-46-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/556-44-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/556-43-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\jxffbbd.exe
| MD5 | 85a57fefe69b0a161a3f791aaba2c3cf |
| SHA1 | 718da3abc402b97e3370d38ae6ef839f0b64714f |
| SHA256 | 17e26678cad72957daced5fed719344f65faf95a28ac220b5614c9c9de6a12ca |
| SHA512 | ceb4e5b2b0456223a6a75638546a4f20c33ec9cdfc33ee20bcc80b96dc47204bafba4b6d75bb4bac4f7534812c493d4c5a11ef77675bdee9ebe58a806d0f2348 |
memory/1692-54-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\vlrplj.exe
| MD5 | 63b421bc3f17818fc273c039c9d348a8 |
| SHA1 | afdbaad6727f1f71b9d9f5ab0cf245481fd7692b |
| SHA256 | 89e8019a0e757c377e160366abbcc7c913025c7a8f4f6eae37600b6be2dcbf34 |
| SHA512 | 431dbcae9e92d5002424739e70297c60f0f1e38af603d6a5f057f46cd61ec3ce39ce9706957d8edfbf6f3740ea83a4a176f412c0fa69438f7989f04a0ceb9186 |
memory/1692-60-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1692-59-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1692-57-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1204-68-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1204-74-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1204-72-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1204-71-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\jjphjnh.exe
| MD5 | d4b52a583e09584dca4b58907f4387f9 |
| SHA1 | 112d336dfe274f5187f5599055cf9cca590db5a4 |
| SHA256 | a03aed889a6f8a7d7feb1896ae3c0ad0ac7406d9415653ba73a5c8e7c755e357 |
| SHA512 | 1aa77e8524f6aa6a931f05f1e0ec4a8c2a362903a8387cabc89fbdeab630055e89b5ca493ff4ecc9e73c33db1eb258fe7cc7509103c1b981be705e2a5cf09b7f |
memory/2204-82-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2204-85-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2204-89-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\xftjj.exe
| MD5 | 0b421f2f3239cd395fd1c3b1c5308b1b |
| SHA1 | e4bedd2bccd286496c58826cb73091bfd91c460c |
| SHA256 | 9ee6fe3e8a777998013789c5569291093717e495de12cb89524df6b875da438e |
| SHA512 | f5d16308c394e153755964750b56f74d35ede4a34a70fb0a88f0517a928daae5e6300af451b644a3fe9d5411b1af5cf3ef9ec87aa90e042ad46a6dba8f25dd16 |
memory/2204-86-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2728-96-0x0000000000400000-0x00000000004A4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-06 20:21
Reported
2024-06-06 20:35
Platform
win10v2004-20240226-en
Max time kernel
155s
Max time network
156s
Command Line
Signatures
Blackmoon, KrBanker
Detect Blackmoon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\x451u74.exe | N/A |
| N/A | N/A | \??\c:\6kxj5.exe | N/A |
| N/A | N/A | \??\c:\sgh7405.exe | N/A |
| N/A | N/A | \??\c:\gk9f4d1.exe | N/A |
| N/A | N/A | \??\c:\6k5rls1.exe | N/A |
| N/A | N/A | \??\c:\v835mae.exe | N/A |
| N/A | N/A | \??\c:\jj3wt.exe | N/A |
| N/A | N/A | \??\c:\2w5bcci.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b.exe
"C:\Users\Admin\AppData\Local\Temp\28b194bd19a28d81649f0fd27beb5eb00e759ee51852d59c1ee48f8593c5a71b.exe"
\??\c:\x451u74.exe
c:\x451u74.exe
\??\c:\6kxj5.exe
c:\6kxj5.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1400 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
\??\c:\sgh7405.exe
c:\sgh7405.exe
\??\c:\gk9f4d1.exe
c:\gk9f4d1.exe
\??\c:\6k5rls1.exe
c:\6k5rls1.exe
\??\c:\v835mae.exe
c:\v835mae.exe
\??\c:\jj3wt.exe
c:\jj3wt.exe
\??\c:\2w5bcci.exe
c:\2w5bcci.exe
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 172.217.169.10:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 10.169.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 122.10.44.20.in-addr.arpa | udp |
Files
memory/2436-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2436-1-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2436-3-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2436-4-0x000000000042B000-0x0000000000442000-memory.dmp
memory/2436-5-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2436-6-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\x451u74.exe
| MD5 | b01ff04df22f84af54c7a1907c9f89a7 |
| SHA1 | d9541178f90111772635af445623a285106ba26c |
| SHA256 | 6e337bf4f76569a293909baab839a04543759f67b43e5ef3ebd2069dac833cc9 |
| SHA512 | f752789d570af4646cf09975ebbcfba7d1becc796e2f01233d566df34c1544bf8ad99b2e205c1ff7d3c89ad83c408e3237c3dea4bc14ceacb5f1f04d5424ea6a |
memory/4952-12-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/4952-15-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\6kxj5.exe
| MD5 | bca4c1d04a0d7608721124331494094a |
| SHA1 | 036df7d7864ea8558bd3975568a7d480505b0c6b |
| SHA256 | 5d1624bacc977d9fdbee690e9d2f9aad967c9564e702dddf14e4e1a56b656f75 |
| SHA512 | a708c688cc00b6d5f828ab9ff385fb9efe5a3362b52af80422397391de7955e72b447e88f97714f931c0d681b9ae861958419eb911102fbf4ba110525d9e8996 |
memory/4952-18-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/4952-16-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/3188-23-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/3188-27-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/3188-28-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/3188-26-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\sgh7405.exe
| MD5 | 2b74f599d76e90b79b9d1a938eb2b65d |
| SHA1 | b25082fe635585643f2129889147ba236ba7d4a9 |
| SHA256 | f3cab895bd0653710cea1e80b94178f7b570bcd7697e90f8f7ba4bc4b8b35ae5 |
| SHA512 | 68dc647eee21112f9bc58bef2f4f0aad6c51f4e5cc3e1a08b57f510c5dca6e404134cc18c2a4f3b270156650e6ebf16cb9f2f5e60d1343772a1928bfc30f2814 |
memory/3188-33-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/3732-35-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\gk9f4d1.exe
| MD5 | d7da4f6b4c7ffa9516642fd1653a68ff |
| SHA1 | e502a4765f61f3c175507ad0ed87a7977c615563 |
| SHA256 | bd1e36f284d6b04b4a5bfae4b2e1eae77f6ab23b97f788481f2557b482cd17dd |
| SHA512 | 7543fa889886b61f0c34cc8a08d54991d1149edf3918582d00ed6cd2d766d441286300c044366ed4f3e0e3737c2d427ad59f0b2176dd5e933db8b3f8ca30bb20 |
memory/3732-39-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2808-44-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2808-48-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2808-47-0x0000000000400000-0x00000000004A4000-memory.dmp
C:\6k5rls1.exe
| MD5 | ba549cee729aef2fa6f68636aac18855 |
| SHA1 | 3b84d3229a1d2da208c9dad2d1f0db768a703c33 |
| SHA256 | 7d4642b2f94152f957b1863a83b97c1fa90de9f53e0c5e35229a28c6ef1b0fe9 |
| SHA512 | a083c5a4aff6ade8239537ef0df46eb6e4448730b6d5701f55b2dc60983a42ad431b2f3ef0f03ba5d33596033aca1a378e15aae7e20c4e6f083367306eee82c8 |
memory/2808-54-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/708-55-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/708-59-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/708-58-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/708-60-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\v835mae.exe
| MD5 | c8889fb665c0b6647155f7f5e04f6e1f |
| SHA1 | 4bc7ed5da42e4b234fbe478c1bfc150cdba60362 |
| SHA256 | a2d124ce7c3d3d3820a0c60eeb3c193bf41006a94cb48649a8ea351985325e3e |
| SHA512 | ecc962ffa6d7bf72eb7f6838a324ba5b69bed3ad7e37305a3cbaa39a77aac0cef0c8af41376052d78fc1961b2901d7f3796d00624c3976eba436d9950f5919aa |
memory/212-66-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\jj3wt.exe
| MD5 | 7f0a001df65965fab2e52e0030d4012a |
| SHA1 | 6cd6b25024918aa4f08c0856c801019c88bbd600 |
| SHA256 | 94bb1fec751bbb720d607dd06719c8de0eba94846c1449500d9e8e81c036d513 |
| SHA512 | e657d35a40f755b968467aec7b06ed2ed4099760cc0272d323fd3a3d0c40bd06a9265472f92f65318f6a72cbffb156d0413ba2f6be5454dd4dc1f800df7ccc4c |
memory/212-70-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1104-75-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1104-79-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1104-78-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1104-80-0x0000000000400000-0x00000000004A4000-memory.dmp
\??\c:\2w5bcci.exe
| MD5 | da3f9213bb016e72c70a2fa619534797 |
| SHA1 | 5fa568826ad6e6c5507dd1bfcd5ebdd95469d0bd |
| SHA256 | 748a7a7063d4a9916a84d3909c3f8d858eac56dfa691eb31129e2022d63cbc83 |
| SHA512 | fba2b7e480eff88121400298c5623b728680d9c467fcb301ae4e914dfdf69be43b63dca9ec6e946023ebf8cd404879c6c88ba06d689a1821f390379b84d739d2 |