Analysis Overview
SHA256
b60944be145708e5fbe0bf5f038a6dda5bb8bb2ef535520744b89b8f2e82b07c
Threat Level: Known bad
The file 0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
NanoCore
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Checks whether UAC is enabled
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Scheduled Task/Job: Scheduled Task
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-25 21:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 21:55
Reported
2024-06-25 21:58
Platform
win7-20240611-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
NanoCore
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\iuytgt = "C:\\Users\\Admin\\AppData\\Roaming\\49026461\\gakrk.pif C:\\Users\\Admin\\AppData\\Roaming\\49026461\\ACUEGV~1.NBW" | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Service = "C:\\Program Files (x86)\\DDP Service\\ddpsv.exe" | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1788 set thread context of 2916 | N/A | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DDP Service\ddpsv.exe | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DDP Service\ddpsv.exe | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe"
C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif
"C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif" acuegvfrj.nbw
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8823.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8F55.tmp"
Network
| Country | Destination | Domain | Proto |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp | |
| NL | 45.137.22.142:9867 | tcp |
Files
\Users\Admin\AppData\Roaming\49026461\gakrk.pif
| MD5 | c01edc143bd4f18131950630185dbcea |
| SHA1 | 3b5814d8f173beb121e1b6fbcde9aaf4f7ca023f |
| SHA256 | f26ee6a15f942b7dd034bd2d81ac8913a3c8e3f1639edc623adfa8be233b7bed |
| SHA512 | 352fa642cdba0ba50a6face538a4a8b64c3c011e7022c46c153d4aca5321616fa941ba42742ca245597fa571ca5218da2ad6209458d72780b320b4b8b0b60c55 |
C:\Users\Admin\AppData\Roaming\49026461\nnovphwdnx.cpl
| MD5 | 37c50f0cfcb6fdfb7c2987ac18c16be3 |
| SHA1 | 36790425c0344aff8beb7bc20ac739b3f04ff0d7 |
| SHA256 | 58c2c4705dd077a3ab098d3648b3f75d24f210e3c1cd51281be1bfbf918b11a9 |
| SHA512 | d4f69f40325a3456d2f6a87dcfac4eeb1e0193a935518b3fadea97de871063c18a6bb09d099b72c05efd938227e0150ea2282e395b5711a48f05dd8a49095aef |
C:\Users\Admin\AppData\Roaming\49026461\jinoow.cbr
| MD5 | 176d166789c309f60e5fdec94933dbbb |
| SHA1 | bacf8dc697113d24c69f5c41a1cadebe9812d13c |
| SHA256 | bee0a50ab19bfdfb7dfbbe882277ed89d1b0f8d15eed22401ce4f09984c38dd0 |
| SHA512 | ad0b91dcef0a0675e5fcff78dbec61e5429f8997ef290d2baf9cd810be038ecfcb826960ffb310b74944e9095bfff209b5000291642413c55b1ff766af7be16e |
\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
memory/2916-184-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2916-182-0x00000000003C0000-0x0000000000A86000-memory.dmp
memory/2916-187-0x00000000003C0000-0x0000000000A86000-memory.dmp
memory/2916-185-0x00000000003C0000-0x0000000000A86000-memory.dmp
memory/2916-190-0x00000000003C0000-0x00000000003F8000-memory.dmp
memory/2916-188-0x00000000003C0000-0x0000000000A86000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp8823.tmp
| MD5 | 95aceabc58acad5d73372b0966ee1b35 |
| SHA1 | 2293b7ad4793cf574b1a5220e85f329b5601040a |
| SHA256 | 8d9642e1c3cd1e0b5d1763de2fb5e605ba593e5a918b93eec15acbc5dcc48fd4 |
| SHA512 | 00760dfc9d8caf357f0cee5336e5448a4cca18e32cc63e1a69c16e34fe00ea29acd5b2cf278e86c6f9c3e66a1b176d27ed927361848212e6bf1fade7d3d06e74 |
C:\Users\Admin\AppData\Local\Temp\tmp8F55.tmp
| MD5 | 93d357e6194c8eb8d0616a9f592cc4bf |
| SHA1 | 5cc3a3d95d82cb88f65cb6dc6c188595fa272808 |
| SHA256 | a18de0ef2102d2546c7afd07ad1d7a071a0e59aff0868cf3937a145f24feb713 |
| SHA512 | 4df079387f6a76e0deb96ab4c11f6cffa62a8b42dc4970e885dab10351fade2d9e933663c141b76409657f85f1bf9dbb533d92dce52dc62598aafc4793743f7f |
memory/2916-198-0x0000000000E00000-0x0000000000E0A000-memory.dmp
memory/2916-199-0x0000000001030000-0x000000000104E000-memory.dmp
memory/2916-200-0x00000000025F0000-0x00000000025FA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 21:55
Reported
2024-06-25 21:58
Platform
win10v2004-20240226-en
Max time kernel
137s
Max time network
149s
Command Line
Signatures
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\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 332 wrote to memory of 4428 | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif |
| PID 332 wrote to memory of 4428 | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif |
| PID 332 wrote to memory of 4428 | N/A | C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe | C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif |
Processes
C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0fac3790b807090b1a3e15d09591ff9e_JaffaCakes118.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=1340 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif
"C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif" acuegvfrj.nbw
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 37.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.179.89.13.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Roaming\49026461\gakrk.pif
| MD5 | c01edc143bd4f18131950630185dbcea |
| SHA1 | 3b5814d8f173beb121e1b6fbcde9aaf4f7ca023f |
| SHA256 | f26ee6a15f942b7dd034bd2d81ac8913a3c8e3f1639edc623adfa8be233b7bed |
| SHA512 | 352fa642cdba0ba50a6face538a4a8b64c3c011e7022c46c153d4aca5321616fa941ba42742ca245597fa571ca5218da2ad6209458d72780b320b4b8b0b60c55 |