Analysis
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max time kernel
123s -
max time network
131s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
27/01/2025, 20:34
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe
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Size
198KB
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MD5
4372bf8109ce46e1043ea597a55a5763
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SHA1
135dd2a511c6b7515768b0973a5a4575ccddaa3e
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SHA256
f49999ebc7d42541f55b907fc3dad89990eee0bd7f77cec66760bfb1b73e8d10
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SHA512
6e3de390deac8afb60383f58d5bad25ef40e71121d0c92e9c0d79a6a68dea7057cbcf577027d8d7bca8470b0b1e7eded3c98bc77ac6f9ed7370c8b91a44d5841
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SSDEEP
3072:LZbPBEpn6t8w+TV4Ng/3+vHPg+P1VZIAxGGWJf8PBu1pL3vTvsXyP/UJ/ATX+:LvEpCQTV4NgUP19GGWJf8PE53oXucY7
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2724 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2340 alg.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat alg.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\alg.exe JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe File created C:\Windows\alg.exe JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language alg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 alg.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5}\WpadNetworkName = "Network 3" alg.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-73-d8-da-7a-f5 alg.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5}\22-73-d8-da-7a-f5 alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" alg.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings alg.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5}\WpadDecisionReason = "1" alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-73-d8-da-7a-f5\WpadDecisionReason = "1" alg.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" alg.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" alg.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections alg.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 alg.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad alg.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5}\WpadDecisionTime = 40506cf1fa70db01 alg.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-73-d8-da-7a-f5\WpadDecisionTime = 40506cf1fa70db01 alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" alg.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings alg.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5} alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4055D111-DE44-40F0-95D5-7ADCEB12E7C5}\WpadDecision = "0" alg.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-73-d8-da-7a-f5\WpadDecision = "0" alg.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix alg.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0117000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 alg.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1236 JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1236 wrote to memory of 2724 1236 JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe 31 PID 1236 wrote to memory of 2724 1236 JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe 31 PID 1236 wrote to memory of 2724 1236 JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe 31 PID 1236 wrote to memory of 2724 1236 JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4372bf8109ce46e1043ea597a55a5763.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1236 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\$$a$$.bat2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2724
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C:\Windows\alg.exe"C:\Windows\alg.exe" /service1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2340
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD5b2e44fe40c43b7cec146c22d81c2cab0
SHA19066f9fba27532e59a46fb5dee83b893af9eaa73
SHA256ef92d3db27d889102fe1036ad0012a9df8c21eba8fbfb1aac17493efccd9b1a1
SHA5120ef4ace5dcc235d35f31965982ed8c2992ab0715f0572990633a9b9eed4667eb49193eb0ba0b0e1027fb6b0bc52ec9d36eb38ea0ab7b8f84d65d4fd196077bc4
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Filesize
198KB
MD54372bf8109ce46e1043ea597a55a5763
SHA1135dd2a511c6b7515768b0973a5a4575ccddaa3e
SHA256f49999ebc7d42541f55b907fc3dad89990eee0bd7f77cec66760bfb1b73e8d10
SHA5126e3de390deac8afb60383f58d5bad25ef40e71121d0c92e9c0d79a6a68dea7057cbcf577027d8d7bca8470b0b1e7eded3c98bc77ac6f9ed7370c8b91a44d5841