Analysis
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max time kernel
152s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
21-04-2024 15:36
Static task
static1
Behavioral task
behavioral1
Sample
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe
Resource
win7-20240221-en
General
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Target
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe
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Size
222KB
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MD5
ff9add51335bd66c0b204bf060a92d4b
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SHA1
6c991a643755725a48b34fc2a552ffd48ecddfee
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SHA256
61468e3775e2171c306d339dfd7a117405c13b4462399e8e286c3e86b8e1d3d9
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SHA512
5a517f5423c737187ff71b9c26dd8a20ebc0ab87a88f28785b64ece016103251b0142be9c68e1672e13462f0d53e3f3cdfcc400ac35f29e50ebe17bd67074dd2
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SSDEEP
3072:gB2/NrEldVcgsiBwd2Je4eNdojgeABdfBAPb+yEgINjcwAC8OC+z8Qnl:9eqrOwd2pGSjFAf5A6dgI1cwI+zL
Malware Config
Signatures
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Detects PlugX payload 13 IoCs
Processes:
resource yara_rule behavioral2/memory/656-1-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-14-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-26-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-27-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-28-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-30-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-31-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/656-33-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/756-34-0x0000000000E30000-0x0000000000E5F000-memory.dmp family_plugx behavioral2/memory/756-39-0x0000000000E30000-0x0000000000E5F000-memory.dmp family_plugx behavioral2/memory/756-38-0x0000000000E30000-0x0000000000E5F000-memory.dmp family_plugx behavioral2/memory/656-40-0x0000000004560000-0x000000000458F000-memory.dmp family_plugx behavioral2/memory/756-41-0x0000000000E30000-0x0000000000E5F000-memory.dmp family_plugx -
Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Processes:
description ioc Destination IP 146.148.42.217 Destination IP 146.148.42.217 Destination IP 146.148.42.217 Destination IP 146.148.42.217 -
Drops file in System32 directory 6 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exedescription ioc process File created C:\Windows\SysWOW64\NvSmart.exe ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\NvSmartMax.dll ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe File created C:\Windows\SysWOW64\NvSmartMax.dll ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\boot.ldr ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe File created C:\Windows\SysWOW64\boot.ldr ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\NvSmart.exe ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe -
Modifies registry class 2 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\Software\CLASSES\FAST ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\FAST\CLSID = 44003600300031003400340043003300380038003100450044004200330041000000 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exemsiexec.exepid process 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 756 msiexec.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe 756 msiexec.exe 756 msiexec.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
msiexec.exepid process 756 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exemsiexec.exedescription pid process Token: SeDebugPrivilege 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe Token: SeTcbPrivilege 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe Token: SeDebugPrivilege 756 msiexec.exe Token: SeTcbPrivilege 756 msiexec.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exedescription pid process target process PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe PID 656 wrote to memory of 756 656 ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe msiexec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ff9add51335bd66c0b204bf060a92d4b_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:656 -
C:\Windows\SysWOW64\msiexec.exeC:\Windows\system32\msiexec.exe 209 6562⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:756
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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=1348 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:81⤵PID:2440