Analysis Overview
SHA256
f547d35bf1db7451493fb6332447b0ebfcef8a581a69ab6e5981adf12e55437a
Threat Level: Known bad
The file 9af190e00f38ca6541b1d1d177492c47_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Detects PlugX payload
PlugX
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Deletes itself
Enumerates physical storage devices
Unsigned PE
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-10 14:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-10 14:15
Reported
2024-06-10 14:17
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
Detects PlugX payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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PlugX
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\CLASSES\FAST | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 38004500300031004500420032003800420039003200410044004400330030000000 | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe"
C:\ProgramData\Kerberos\hkcmd.exe
"C:\ProgramData\Kerberos\hkcmd.exe" 100 4028
C:\ProgramData\Kerberos\hkcmd.exe
"C:\ProgramData\Kerberos\hkcmd.exe" 200 0
C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe 201 0
C:\Windows\SysWOW64\msiexec.exe
C:\Windows\system32\msiexec.exe 209 2908
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=4292 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 10.127.255.255:53 | udp | |
| N/A | 255.255.255.255:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
| N/A | 255.255.255.255:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.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 | 142.250.200.42:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | 42.200.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.32.239.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
| MD5 | 0d58e5f4e82539de38ba7f9b4a8dda12 |
| SHA1 | dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342 |
| SHA256 | e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d |
| SHA512 | 149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.dll
| MD5 | 55c15efa6369957c69e7c6643bc86ef2 |
| SHA1 | ce2bacdc2eeb298016d46e61f4a009b2a706a737 |
| SHA256 | 7a593f93d52d7cecf2ad81ee2df0d1354a39bb975cec25619dcbe5cee57123cf |
| SHA512 | a6d06035f91410dc215d8ac8a22d955bd02084d3e409e81176046c9f1bbf0eff2328ab66ff90f0441004ddd7922fdd2d2c1b44f32b583ab78cb1015813d46705 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.DLL.res
| MD5 | 3aa819b9089cd906d6434e446bea75ba |
| SHA1 | 8e008e0eb41830841eeb4702c382a43757ad930e |
| SHA256 | b414a5ffb5b41d46d963c22964ae3097538c0a3e7ce0e3ba235ca33de3ab717d |
| SHA512 | c09d075044ef7b74c928238aaa1b78c952970280a68213db108d7bdc02fea24a0f6424a745dbf4fb33de93f3b8d8341b7f99e5c47dadd0fda9083e6cc596b965 |
memory/4028-19-0x00000000021C0000-0x00000000022C0000-memory.dmp
memory/4028-20-0x0000000000980000-0x00000000009AC000-memory.dmp
memory/4028-21-0x0000000000980000-0x00000000009AC000-memory.dmp
memory/4084-40-0x0000000000600000-0x000000000062C000-memory.dmp
memory/4084-41-0x0000000000600000-0x000000000062C000-memory.dmp
memory/1400-45-0x0000000000E60000-0x0000000000E8C000-memory.dmp
memory/2908-46-0x0000000001850000-0x000000000187C000-memory.dmp
memory/1400-47-0x0000000000E60000-0x0000000000E8C000-memory.dmp
memory/2908-59-0x0000000000FA0000-0x0000000000FA1000-memory.dmp
memory/2908-60-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-62-0x0000000001850000-0x000000000187C000-memory.dmp
memory/4028-63-0x0000000000980000-0x00000000009AC000-memory.dmp
memory/2908-49-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-61-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-64-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-65-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-66-0x0000000001850000-0x000000000187C000-memory.dmp
memory/4084-69-0x0000000000600000-0x000000000062C000-memory.dmp
memory/4784-70-0x0000000000780000-0x00000000007AC000-memory.dmp
memory/4784-71-0x0000000000480000-0x0000000000481000-memory.dmp
memory/4784-72-0x0000000000780000-0x00000000007AC000-memory.dmp
memory/4784-73-0x0000000000780000-0x00000000007AC000-memory.dmp
memory/2908-74-0x0000000001850000-0x000000000187C000-memory.dmp
memory/2908-75-0x0000000001850000-0x000000000187C000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-10 14:15
Reported
2024-06-10 14:17
Platform
win7-20240220-en
Max time kernel
149s
Max time network
143s
Command Line
Signatures
Detects PlugX payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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PlugX
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| N/A | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
Enumerates physical storage devices
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Windows\SysWOW64\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\CLASSES\FAST | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 44003800430041003800420030004200430033003600330039003600410042000000 | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\ProgramData\Kerberos\hkcmd.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| Token: SeTcbPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9af190e00f38ca6541b1d1d177492c47_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe"
C:\ProgramData\Kerberos\hkcmd.exe
"C:\ProgramData\Kerberos\hkcmd.exe" 100 2464
C:\ProgramData\Kerberos\hkcmd.exe
"C:\ProgramData\Kerberos\hkcmd.exe" 200 0
C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe 201 0
C:\Windows\SysWOW64\msiexec.exe
C:\Windows\system32\msiexec.exe 209 2892
Network
| Country | Destination | Domain | Proto |
| N/A | 10.127.255.255:53 | udp | |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
| US | 8.8.8.8:53 | ns4.msftncsl.com | udp |
Files
\Users\Admin\AppData\Local\Temp\RarSFX0\hkcmd.exe
| MD5 | 0d58e5f4e82539de38ba7f9b4a8dda12 |
| SHA1 | dd0f39f4d77e1bb347321aa22b5a9d5c1cc65342 |
| SHA256 | e2c6ec8ea8da05b23327c1d0e350e219c4823d41c2ed98bae9bd2d9b48b8613d |
| SHA512 | 149c5dcb225829744d632d9c118427c5074d0413246b6e08470cac2aeffdf25504007b98219d6b2b454a20069065168c4c21ad4d9d926d98ab97c45585f37ee3 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.DLL
| MD5 | 55c15efa6369957c69e7c6643bc86ef2 |
| SHA1 | ce2bacdc2eeb298016d46e61f4a009b2a706a737 |
| SHA256 | 7a593f93d52d7cecf2ad81ee2df0d1354a39bb975cec25619dcbe5cee57123cf |
| SHA512 | a6d06035f91410dc215d8ac8a22d955bd02084d3e409e81176046c9f1bbf0eff2328ab66ff90f0441004ddd7922fdd2d2c1b44f32b583ab78cb1015813d46705 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\hccutils.DLL.res
| MD5 | 3aa819b9089cd906d6434e446bea75ba |
| SHA1 | 8e008e0eb41830841eeb4702c382a43757ad930e |
| SHA256 | b414a5ffb5b41d46d963c22964ae3097538c0a3e7ce0e3ba235ca33de3ab717d |
| SHA512 | c09d075044ef7b74c928238aaa1b78c952970280a68213db108d7bdc02fea24a0f6424a745dbf4fb33de93f3b8d8341b7f99e5c47dadd0fda9083e6cc596b965 |
memory/2464-22-0x0000000001D30000-0x0000000001E30000-memory.dmp
memory/2464-23-0x0000000000460000-0x000000000048C000-memory.dmp
memory/2464-24-0x0000000000460000-0x000000000048C000-memory.dmp
memory/2684-43-0x00000000003A0000-0x00000000003CC000-memory.dmp
memory/2684-44-0x00000000003A0000-0x00000000003CC000-memory.dmp
memory/2404-48-0x00000000002A0000-0x00000000002CC000-memory.dmp
memory/2892-52-0x00000000000A0000-0x00000000000BA000-memory.dmp
memory/2892-49-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2892-53-0x00000000000C0000-0x00000000000C2000-memory.dmp
memory/2892-54-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2404-56-0x00000000002A0000-0x00000000002CC000-memory.dmp
memory/2892-71-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-68-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2892-70-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-69-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-72-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-55-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-73-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-77-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2892-78-0x0000000000100000-0x000000000012C000-memory.dmp
memory/2684-79-0x00000000003A0000-0x00000000003CC000-memory.dmp
memory/1732-86-0x0000000000050000-0x0000000000051000-memory.dmp
memory/1732-87-0x0000000000270000-0x000000000029C000-memory.dmp
memory/1732-88-0x0000000000270000-0x000000000029C000-memory.dmp
memory/1732-85-0x0000000000270000-0x000000000029C000-memory.dmp