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Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07/04/2024, 00:01
Static task
static1
Behavioral task
behavioral1
Sample
e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe
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Size
58KB
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MD5
e399d426f0b3ae0d1a41ae2f3f510c9b
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SHA1
65f9cc88ca9da07e17eb60f26c14fc68fd25547e
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SHA256
deb12559fd7e424bae5f92a77b828b8f025e4e0410f52641ff8ac3020965f28a
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SHA512
e673ecbd65bc21b544085f05cf651f631e1cfce46b7ed71f2f2688dfda927a24ea6c578051eb337c85a50b0b1bfbb07cee040f308c1765920a3ae6337e428141
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SSDEEP
1536:+TBnz9z9BaKu01Buu5eamvFPNY9CafVDMzixXm:+NRBsKf5gNYQYAzi4
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2464 outlook.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe" e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\outlook.cfg outlook.exe File created C:\Windows\sys32.exe e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe File created C:\Windows\outlook.exe e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe File opened for modification C:\Windows\outlook.exe e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe File opened for modification C:\Windows\sys32.exe e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28 PID 2096 wrote to memory of 2464 2096 e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e399d426f0b3ae0d1a41ae2f3f510c9b_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\outlook.exeC:\Windows\outlook.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:2464
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
634B
MD59ff2a34c10d73233495c97e67a6f570d
SHA15915653342c94dc03147ee6d561f99d0126f6e1e
SHA2562c8db2d988f352266c9645e1f251d53af63a0785989475003d6ed1088ca1fd28
SHA5124a88f7ecb1ac7be4e7e8e907773971910a5c5cc98e9a74e7ce7c0f5b0b28931f3d909753efdaaac20fe53cba70a130cec18126004c509802df1386741e453811
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Filesize
49KB
MD50e9379e357aba95f8b9883af9b67675e
SHA1280a174a414e5b8588f42b6328af2c8c8ff4394f
SHA25696b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28
SHA5126cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784