Analysis
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max time kernel
146s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2024, 23:56
Static task
static1
Behavioral task
behavioral1
Sample
13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe
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Size
15.9MB
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MD5
13305d161cebcb5739c2317addb690b7
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SHA1
cadc8294e4ca15cea4a8167cbbe4e64cd4eccd66
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SHA256
804ccb50f2005d03766336736e41e593bc1ed607767210f6924824b16633cd80
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SHA512
35b8a675c180f479035c91802439fc18d4edaf9c24d600e2a8445b3cf605162fcdd8a623884057022f8c8a9513937c538493a90c0c25224f3657b1d946f8cf1c
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SSDEEP
393216:Xg7uVg7uVg7uVg7uVg7uVg7uVg7uVg7uN:wSeSeSeSeSeSeSeSN
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe -
Executes dropped EXE 3 IoCs
pid Process 2940 7D57AD13E21.exe 4448 Scegli_nome_allegato.exe 3916 7D57AD13E21.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\7D57AD13E21.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2940 set thread context of 3916 2940 7D57AD13E21.exe 100 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" Scegli_nome_allegato.exe Key created \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Software\Microsoft\Internet Explorer\IESettingSync Scegli_nome_allegato.exe Set value (int) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" Scegli_nome_allegato.exe Key created \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch Scegli_nome_allegato.exe -
Modifies registry key 1 TTPs 1 IoCs
pid Process 3720 reg.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4448 Scegli_nome_allegato.exe 4448 Scegli_nome_allegato.exe 4448 Scegli_nome_allegato.exe 3916 7D57AD13E21.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 3004 wrote to memory of 3720 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 95 PID 3004 wrote to memory of 3720 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 95 PID 3004 wrote to memory of 3720 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 95 PID 3004 wrote to memory of 2940 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 97 PID 3004 wrote to memory of 2940 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 97 PID 3004 wrote to memory of 2940 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 97 PID 3004 wrote to memory of 4448 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 98 PID 3004 wrote to memory of 4448 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 98 PID 3004 wrote to memory of 4448 3004 13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe 98 PID 2940 wrote to memory of 3916 2940 7D57AD13E21.exe 100 PID 2940 wrote to memory of 3916 2940 7D57AD13E21.exe 100 PID 2940 wrote to memory of 3916 2940 7D57AD13E21.exe 100 PID 2940 wrote to memory of 3916 2940 7D57AD13E21.exe 100 PID 2940 wrote to memory of 3916 2940 7D57AD13E21.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\13305d161cebcb5739c2317addb690b7_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\reg.exe"C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Windows Update" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe" /f2⤵
- Adds Run key to start application
- Modifies registry key
PID:3720
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C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3916
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C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"2⤵
- Executes dropped EXE
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4448
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
15.9MB
MD5a87e59d1dfa497fb1c23f430324715bb
SHA158ea33499c8d681e796e75e46541fed42d8e135b
SHA256cdf90ec166f59467e04a88cd0ac91ee7a342715576483327a268a7b48acfd1cf
SHA512a09cec90fa13b6601556626b01d9846831b2cf0feea4ca3e540823a04629ddf2dbed6248ff93621c8cad902c0bafebd0848a24a8a6b9daaf2fcfee8184339e9c
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Filesize
1.0MB
MD5a2f259ceb892d3b0d1d121997c8927e3
SHA16e0a7239822b8d365d690a314f231286355f6cc6
SHA256ab01a333f38605cbcebd80e0a84ffae2803a9b4f6bebb1e9f773e949a87cb420
SHA5125ae1b60390c94c9e79d3b500a55b775d82556e599963d533170b9f35ad5cfa2df1b7d24de1890acf8e1e2c356830396091d46632dbc6ee43a7d042d4facb5dad