Analysis Overview
SHA256
34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4
Threat Level: Known bad
The file 34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4 was found to be: Known bad.
Malicious Activity Summary
Imminent RAT
Drops startup file
Drops desktop.ini file(s)
Suspicious use of SetThreadContext
Drops file in Windows directory
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2022-06-19 19:20
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-06-19 19:20
Reported
2022-06-19 19:44
Platform
win7-20220414-en
Max time kernel
191s
Max time network
139s
Command Line
Signatures
Imminent RAT
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tcQMAw.url | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 964 set thread context of 744 | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: 33 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe
"C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\f3jbiw1y\f3jbiw1y.cmdline"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES951F.tmp" "c:\Users\Admin\AppData\Local\Temp\f3jbiw1y\CSCBEF9B7841F654C6E9C7759B3FBFF2A2B.TMP"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
Files
memory/964-54-0x0000000001120000-0x00000000011FC000-memory.dmp
memory/2004-55-0x0000000000000000-mapping.dmp
\??\c:\Users\Admin\AppData\Local\Temp\f3jbiw1y\f3jbiw1y.cmdline
| MD5 | 5e2b454c6f97873ec3bce00ab9a450d5 |
| SHA1 | 1631467a4faf1c0057d98fad2a056bc27ae9091f |
| SHA256 | 5584155d42c553f61d666761a74501c9fe3c55162676f5a4a1d64d679dee8319 |
| SHA512 | 2d94cfc92afd29197b5e56ef625f90f140d7b57e5c411ae154a853b07492c2af29a37930dd03c957897f1887d7404312c564de31b6b9010e369d9716f77363f5 |
\??\c:\Users\Admin\AppData\Local\Temp\f3jbiw1y\f3jbiw1y.0.cs
| MD5 | 096b1fa2af5a25c5b40610fe88219eb6 |
| SHA1 | fdc4272a990a72444bbb381af8bab487968f49b0 |
| SHA256 | a3cca5c4decede9d932aa43a21462c42fb3983af12aa6cf3c253fe47e44018bd |
| SHA512 | ae7204895b5ead2b96b0fe9fb67bc25adf7ca3c421d9a5c9ae2fb3276078b6f4110e9fac919416e96c037fff8143916a3c7f1fc981b8e4584e5a6794f0e92793 |
memory/2036-58-0x0000000000000000-mapping.dmp
\??\c:\Users\Admin\AppData\Local\Temp\f3jbiw1y\CSCBEF9B7841F654C6E9C7759B3FBFF2A2B.TMP
| MD5 | f6a5cff5bfb08db67bf3655fc91effd0 |
| SHA1 | a451bf8f937f7392f0a53998d7020308d049b13a |
| SHA256 | b71ade6d9a772c33de64b7fc24ba4277cb865c7a022d6ef45da733c309fb268f |
| SHA512 | e23fa8b5cb4dda7d38ff51cde63338783c89b184544de6d3730ac9d29a3c781d4540acdf8898684f9a6eff579f0e5870912a7a253f7ddeda7c7041fff649c1d6 |
C:\Users\Admin\AppData\Local\Temp\RES951F.tmp
| MD5 | 7e7e4c5d7d7d527896d9802536c465b4 |
| SHA1 | 378534883b5323269cb80d6372c4330a0aedd615 |
| SHA256 | 6757a861fa0b57455fbd561e7a9bbc9ea07f6ec9522c9d084388470e0e597dbb |
| SHA512 | 0f4aa85dd68e67cba2e2c207048bca5051fc74480a64ceb0c225a9e6c6b156669a4cae7d3e00388b7b4d21510e4656ad5233906e4ce08405d2603080f812fdc6 |
C:\Users\Admin\AppData\Local\Temp\f3jbiw1y\f3jbiw1y.pdb
| MD5 | 6921bb0f97f211dfcf7e88e12c576caf |
| SHA1 | bf5fd529bc899703d70c60d29179a2d80f24cc86 |
| SHA256 | d0cc58443c13ce5922f80c835662aae1097552d91630f5ee149fa123f3d9534d |
| SHA512 | d90943e9fcf4fce04a0a15db81665071ea1b78bc1851181e15ffe69d71e497654bfc44bb49f10e79d11b990fb9032f8922f8aab906be730d6c0cb6b8dd90666d |
C:\Users\Admin\AppData\Local\Temp\f3jbiw1y\f3jbiw1y.dll
| MD5 | a575ea6aab41e342f71b43ce945335d7 |
| SHA1 | 8a93b803fdc7406d4b22a6f37bcd4186a79027e9 |
| SHA256 | 603509c4f9bd4df3aca4e1853eca4b2196e7b48019a371e1de44b6843d7931ea |
| SHA512 | f963f882f43b9b209441fba62a2b42dc541fbc5b9444b464469be11eb6873473429560657196932b946ed181789d1344fcfacfcb17242e96c4c84a8cb10ff297 |
memory/964-63-0x0000000000220000-0x000000000022A000-memory.dmp
memory/964-64-0x00000000010A0000-0x0000000001100000-memory.dmp
memory/964-65-0x00000000002B0000-0x00000000002BC000-memory.dmp
memory/964-66-0x0000000075DF1000-0x0000000075DF3000-memory.dmp
memory/964-67-0x00000000048D0000-0x0000000004926000-memory.dmp
memory/744-68-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-69-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-71-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-72-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-73-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-74-0x0000000000451E5E-mapping.dmp
memory/744-78-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-76-0x0000000000400000-0x0000000000456000-memory.dmp
memory/744-80-0x00000000749F0000-0x0000000074F9B000-memory.dmp
memory/744-81-0x00000000749F0000-0x0000000074F9B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-06-19 19:20
Reported
2022-06-19 19:43
Platform
win10v2004-20220414-en
Max time kernel
151s
Max time network
153s
Command Line
Signatures
Imminent RAT
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\tcQMAw.url | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4776 set thread context of 1260 | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: 33 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe
"C:\Users\Admin\AppData\Local\Temp\34fac25089c3b96f743705ffdd7ed3ef5213915c4fdaefa8a0cb5c984a3525c4.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\spgn5f4b\spgn5f4b.cmdline"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESA434.tmp" "c:\Users\Admin\AppData\Local\Temp\spgn5f4b\CSC6F2F74062EBB4F3FBE3F71C910F57258.TMP"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| US | 204.79.197.200:443 | tcp | |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 52.109.12.19:443 | tcp | |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.253.135.241:80 | tcp | |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 20.189.173.12:443 | tcp | |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| NL | 104.110.191.140:80 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| NL | 178.79.208.1:80 | tcp | |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
| US | 8.8.8.8:53 | zynovahk.duckdns.org | udp |
Files
memory/4776-130-0x0000000000A20000-0x0000000000AFC000-memory.dmp
memory/548-131-0x0000000000000000-mapping.dmp
\??\c:\Users\Admin\AppData\Local\Temp\spgn5f4b\spgn5f4b.cmdline
| MD5 | 01e83b0312f782c52a66eec38a50a127 |
| SHA1 | a26295ebb10f5a3a41d82976478c3bc0879f1280 |
| SHA256 | b5d9d35be734f6ddd790a523bd08c5729fc61620b9e79b5e43a16c69e067d592 |
| SHA512 | 350b7dacd4aec21bcd14298de86ec33c5a4c3274793803620c4265f381a2243c57f78ad888d71106d1a8eb1cf196d5e29982da598cc15325d1da555446fbe0ae |
\??\c:\Users\Admin\AppData\Local\Temp\spgn5f4b\spgn5f4b.0.cs
| MD5 | 096b1fa2af5a25c5b40610fe88219eb6 |
| SHA1 | fdc4272a990a72444bbb381af8bab487968f49b0 |
| SHA256 | a3cca5c4decede9d932aa43a21462c42fb3983af12aa6cf3c253fe47e44018bd |
| SHA512 | ae7204895b5ead2b96b0fe9fb67bc25adf7ca3c421d9a5c9ae2fb3276078b6f4110e9fac919416e96c037fff8143916a3c7f1fc981b8e4584e5a6794f0e92793 |
memory/1396-134-0x0000000000000000-mapping.dmp
\??\c:\Users\Admin\AppData\Local\Temp\spgn5f4b\CSC6F2F74062EBB4F3FBE3F71C910F57258.TMP
| MD5 | 3ba9ada869b5bff7815562664b9b07f8 |
| SHA1 | e3057aae822c0aaa46a4fe4ea8b5715d89c78583 |
| SHA256 | cdb742248fd92dd16aeec37dd8e782d3937529d92c87ee2f9003c9bdf8c799ba |
| SHA512 | a4b98cf1d69d94bad5148287b268cea0f27e9818779d6feb1b5b0451a48ab6be576d1586413e656218bf9c2f4eff02031e548971b5d63135aa2e0d3764b52d66 |
C:\Users\Admin\AppData\Local\Temp\RESA434.tmp
| MD5 | d8273a84acf462f246ff2bdc7f16eb8c |
| SHA1 | c1e9904eb91b8bf1ea6a10aef9fdedcb4a820f6b |
| SHA256 | 462febfca228b9ed95b650145360673dd0f7e563fe38f99af258204b3a8f5a28 |
| SHA512 | 2f6775fe3d45104513ffe08166983a0705f4d18a8c56eb84488bff6ce74da6d5857c43c77f604fda2d3f7eab6d63991ed0e79ba9a11872fcb5acbdd668b9ac92 |
C:\Users\Admin\AppData\Local\Temp\spgn5f4b\spgn5f4b.dll
| MD5 | 4d680061a9ea1bd7d9f67bd56f42689e |
| SHA1 | 9fd1ee8573d700ae71226f74ba1d4b23c5a1e736 |
| SHA256 | af7ea859c422be220c01ad15985c8399fe6785966e725ea0ee88d67f05145ae9 |
| SHA512 | eda9fdbd8dc9163479969826d70162aa4c62412c61b9d12a56dd04cdafa90b4d08c4a0e853163cd62815ad5806630646af014f3df49e12e35a82a1315e7af306 |
C:\Users\Admin\AppData\Local\Temp\spgn5f4b\spgn5f4b.pdb
| MD5 | da55e73b18601dfb02b191670d09773d |
| SHA1 | 255b7fe3fe32f16e9087fa8e79867ca19d953a71 |
| SHA256 | c194e1f23c191c5925e7b9992a084d230a20a174d73986535f25e3832a2b17c5 |
| SHA512 | 6a26f6892ea2d30449900d0f923e84ea7876c4a9c39fbf57ce16944e2d76b950160dc1e384a93c578aca407f8b395f9e025c7dbda1aad1ffebde3a0f33a06037 |
memory/4776-139-0x0000000005470000-0x0000000005502000-memory.dmp
memory/4776-140-0x0000000005B40000-0x0000000005BDC000-memory.dmp
memory/1260-141-0x0000000000000000-mapping.dmp
memory/1260-142-0x0000000000400000-0x0000000000456000-memory.dmp
memory/1260-143-0x0000000074600000-0x0000000074BB1000-memory.dmp
memory/1260-144-0x0000000074600000-0x0000000074BB1000-memory.dmp