Analysis Overview
SHA256
9931ed9a4ecdbd530f9521963fd398b5e75db27b008bf23ca3d6533eeb71a9ac
Threat Level: Known bad
The file a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
xmrig
XMRig Miner payload
UPX packed file
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-13 13:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 13:25
Reported
2024-06-13 13:27
Platform
win7-20240611-en
Max time kernel
149s
Max time network
122s
Command Line
Signatures
xmrig
XMRig Miner payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2336 set thread context of 2424 | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe |
| PID 2336 set thread context of 2764 | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
| Token: SeLockMemoryPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe | N/A |
| Token: SeLockMemoryPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\fz5p5nzm\fz5p5nzm.cmdline"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES1D60.tmp" "c:\Users\Admin\AppData\Local\Temp\fz5p5nzm\CSC626E9D94D2784E3A9660938EA453D8EA.TMP"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
-o relay.100chickens.me:8000 --max-cpu-usage 15 -u 1 -p x -k -a cryptonight --variant="-1"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
-o relay.100chickens.me:8000 --max-cpu-usage 99 -u 1 -p x -k -a cryptonight --variant="-1"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
Files
memory/2336-0-0x000007FEF58B3000-0x000007FEF58B4000-memory.dmp
memory/2336-1-0x0000000000920000-0x00000000009A2000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\fz5p5nzm\fz5p5nzm.cmdline
| MD5 | 0f2e86c4e85c03d26d50bcb03356d5e2 |
| SHA1 | c5a4aa25bcc1adf991026db294b51086ef25e0c8 |
| SHA256 | 7a8576fc55879e99d59c8342a7d2fc4950cb8053cd6b2b4a8b61fc03f7db64d1 |
| SHA512 | 7866896835c52b356ed05d02c8a5cbf816d977e864c12335b8c8d882a1438f08820a0552a199600626a051f8daa50410f6f2f89295063ccd71a661486127251e |
\??\c:\Users\Admin\AppData\Local\Temp\fz5p5nzm\fz5p5nzm.0.cs
| MD5 | 5948bce18180803e60088f2616225169 |
| SHA1 | 0e992166427f0a8bce3849d9a3168c25f0733996 |
| SHA256 | d14f42c88c197dfa3d124b22280971ba819531752ef659ed2dd81e034082519a |
| SHA512 | 696fa5c75209a368ab5204f08c98140977360285849bd38eadb4db6e954d59291e0c36417afe84b129e8bbead6c4a1228a4dd70ec2eb0613d7f400496bfb049c |
memory/2336-7-0x000007FEF58B0000-0x000007FEF629C000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\fz5p5nzm\CSC626E9D94D2784E3A9660938EA453D8EA.TMP
| MD5 | f4a08c1e8d85cbc7aea7d8dc1b5a01f8 |
| SHA1 | 5613ca5774bca147b9af27cfea0b8e9b6e79b2dd |
| SHA256 | e55a535ce8ef7a8b3497b78fbdb2c10d103e24fdbdd021bb38fef925e427ace2 |
| SHA512 | a4ed1a5205f873ed8c88bffa999ced81b1bd69a1c75c27ce84562e038b2468e4fcea332d3d971efec8958209771e1fb10afa25f50dab3b9e926da4892a2f82c7 |
C:\Users\Admin\AppData\Local\Temp\RES1D60.tmp
| MD5 | bdef930111b15e12857483bd5a0e2421 |
| SHA1 | ad0d48c080133d6dc8d8325da9d8345a06e36a64 |
| SHA256 | aeb6dbec3e7ec80486f8de02afab121a53be2be3bcfc5fa9f0b0ed68b3bea1b9 |
| SHA512 | 5cac5e679141cafcf9267577c10ad90fb379ebde472ee448097f7e00f67bb3bf542937bf99c8ad97234389fbe5ab5a9d567e403d12f1f4c2e408c9b0e91a8d48 |
C:\Users\Admin\AppData\Local\Temp\fz5p5nzm\fz5p5nzm.dll
| MD5 | 8ff7b5b35765b4bd1135a9b17e13fcb6 |
| SHA1 | 697a30a1fa69e653ebd33f3af2799e623f5bbdc0 |
| SHA256 | de31b0e4c39a4e1bf8002bad0b9db2d07f540d110bc90ab384b497960112c65c |
| SHA512 | e522e4876cc6ba949ca7d91b67b906adaa1d771bc22c9cc12a84aa4208a03288515fbb3b2f4c65062de1d2fc0489d1944fca4a2f9c13a112e59401797364fc5b |
C:\Users\Admin\AppData\Local\Temp\fz5p5nzm\fz5p5nzm.pdb
| MD5 | f956b429d574edd92d5daa75ccfe3e0e |
| SHA1 | 81341532110c4f75cbd7cccf684cea11bade5bf7 |
| SHA256 | 683d8a0bce053409826f3312d638905451c8dab49112dbba67f0784b2ab12bd3 |
| SHA512 | 7750f290359d0736e877ba2857c6ab8158e29cd6ab514b3afe10dd57881cc203c00a02650df79495e744f109ad983f93e2ca9d6198b6ed4e67230f8603f3172c |
memory/2336-17-0x0000000000160000-0x0000000000168000-memory.dmp
memory/2336-19-0x0000000002100000-0x0000000002184000-memory.dmp
memory/2424-27-0x000007FFFFFDB000-0x000007FFFFFDC000-memory.dmp
memory/2424-29-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2424-26-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2424-24-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2424-22-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2424-20-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2764-38-0x000007FFFFFDA000-0x000007FFFFFDB000-memory.dmp
memory/2764-40-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2764-41-0x0000000000400000-0x0000000000529000-memory.dmp
memory/2336-42-0x000007FEF58B0000-0x000007FEF629C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 13:25
Reported
2024-06-13 13:27
Platform
win10v2004-20240611-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
xmrig
XMRig Miner payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3108 set thread context of 3904 | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe |
| PID 3108 set thread context of 3168 | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe | N/A |
| Token: SeLockMemoryPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe | N/A |
| Token: SeLockMemoryPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a5c4e5a50eb533016e2533067cb48bc5_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\2zybln3u\2zybln3u.cmdline"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES37F8.tmp" "c:\Users\Admin\AppData\Local\Temp\2zybln3u\CSC69C60CB393BF40C397A0E077D3DE779.TMP"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
-o relay.100chickens.me:8000 --max-cpu-usage 15 -u 1 -p x -k -a cryptonight --variant="-1"
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
-o relay.100chickens.me:8000 --max-cpu-usage 99 -u 1 -p x -k -a cryptonight --variant="-1"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.77.117.104.in-addr.arpa | udp |
| BE | 88.221.83.192:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 192.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
| US | 8.8.8.8:53 | relay.100chickens.me | udp |
Files
memory/3108-0-0x0000000000240000-0x00000000002C2000-memory.dmp
memory/3108-1-0x00007FFB32433000-0x00007FFB32435000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\2zybln3u\2zybln3u.cmdline
| MD5 | 54cb40d9b794882c2c149f774de9133a |
| SHA1 | 76374b7c76252fcec2c32bac1bb04ae9dae8915d |
| SHA256 | 4211eb643c4426860268c61a3c49392ced0b240b90daffc471ada01c58c46455 |
| SHA512 | cdbebea5235992441dd00d7bab9d299bcf0c74cfdf9676c792bbee8cbc7d89f88948e073d5930048fb965a8b3fc135497ca646f68561f0300b9ad0a95c1ca991 |
\??\c:\Users\Admin\AppData\Local\Temp\2zybln3u\2zybln3u.0.cs
| MD5 | 5948bce18180803e60088f2616225169 |
| SHA1 | 0e992166427f0a8bce3849d9a3168c25f0733996 |
| SHA256 | d14f42c88c197dfa3d124b22280971ba819531752ef659ed2dd81e034082519a |
| SHA512 | 696fa5c75209a368ab5204f08c98140977360285849bd38eadb4db6e954d59291e0c36417afe84b129e8bbead6c4a1228a4dd70ec2eb0613d7f400496bfb049c |
memory/3108-6-0x00007FFB32430000-0x00007FFB32EF1000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\2zybln3u\CSC69C60CB393BF40C397A0E077D3DE779.TMP
| MD5 | d8831db7810f6d899bd69a53268b3abb |
| SHA1 | 3f665c6e0e68775922f6b7c19ce5f05bf5150800 |
| SHA256 | 5739c8152809b5b6eb12783b3afc98735434955b3747e5c521153b4ba480fa46 |
| SHA512 | a5ace05cfbad4b9d361c551e4eb90548ae77b5f199352a78661e8ad7df18ca411fb3ca544af23465d917c738e4e8834c305d4f27458e972b7a10c26f1397d445 |
C:\Users\Admin\AppData\Local\Temp\RES37F8.tmp
| MD5 | e8e8484701b313589ea36e6be9119350 |
| SHA1 | 851d26ca842cf853a82cf4bcb9c1bd800a3fa05d |
| SHA256 | 36d67c352b1a2eb845c20ecdf6f8a7076543ca463f7fcb02bf48138b90bddefe |
| SHA512 | 2345704240e4420faac19ee63ab9d7b52d3dabaaa7a61081ddb1283f806b28be992661cb2c3f58c15a1b949886d1e5e4dbde2eec74cfdcfc1032f2810c40ae43 |
C:\Users\Admin\AppData\Local\Temp\2zybln3u\2zybln3u.dll
| MD5 | 510200e372ad8b060830f424053a06ab |
| SHA1 | dc71a0093c011744ae7cdc2e863740c22c75ef21 |
| SHA256 | 9481f2dbad398442ba4963db0ff8d52848020456ed0020e1e0a43d0dcc41a032 |
| SHA512 | 385b4ebbc3c7abfdf3d71205d360c56cd70e98e9a24595a0d417c77cb5382fde2e3b1bd97430ab097b00f3a8cef851adb3cf3ad238f6bee2fc2d63e89a1ce2d5 |
C:\Users\Admin\AppData\Local\Temp\2zybln3u\2zybln3u.pdb
| MD5 | 08e4eca89b8632c4f04bcd8ca6c623ae |
| SHA1 | d71819cb1269700acb3ce79681c6637082500736 |
| SHA256 | 00dc733a23db2cf2fbf99f67ef763fac626ee9e229655168b87404f9c7516efb |
| SHA512 | c08f16e203ac8bba3245118ccbdb47c4036be93582b1856d77612e038ac58a626ab8a2bc67c6efda62e02af71fb0aadf698ae669936e3bd133f3c598e2ad1c09 |
memory/3108-17-0x0000000000BA0000-0x0000000000BA8000-memory.dmp
memory/3108-19-0x000000001B2F0000-0x000000001B374000-memory.dmp
memory/3904-20-0x0000000000400000-0x0000000000529000-memory.dmp
memory/3108-23-0x00007FFB32430000-0x00007FFB32EF1000-memory.dmp
memory/3168-26-0x0000000000400000-0x0000000000529000-memory.dmp
memory/3168-25-0x0000000000400000-0x0000000000529000-memory.dmp
memory/3168-27-0x0000000000400000-0x0000000000529000-memory.dmp
memory/3168-24-0x0000000000400000-0x0000000000529000-memory.dmp
memory/3168-28-0x0000000000400000-0x0000000000529000-memory.dmp