Analysis
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max time kernel
125s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2024 14:51
Static task
static1
Behavioral task
behavioral1
Sample
fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe
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Size
364KB
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MD5
fa9a3630651afdabc0741d43dc38da60
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SHA1
023ec533b0c9070e157c374036ab734404d74b46
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SHA256
a759e621f52b7cdfb3a747b20fcdc1235ef909125fbf50526dc4fbd72ffe0b1c
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SHA512
1cfc8810ea25bc6010e633f5858ced1c87c9560c432e51e90c8259369a06d61b92e896428576a501f696b3ad090eb8a7afa2dc433371349bb570f0331e709d55
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SSDEEP
6144:WBOO856a60r+UogID97/IXjBE7SL+MEXxtSbsP6ANS:WBOO3VKID90TBEhx4O6aS
Malware Config
Signatures
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Dave packer 2 IoCs
Detects executable using a packer named 'Dave' by the community, based on a string at the end.
resource yara_rule behavioral2/memory/1492-7-0x0000000000710000-0x0000000000740000-memory.dmp dave behavioral2/memory/1492-3-0x0000000000A50000-0x0000000000A82000-memory.dmp dave -
System Location Discovery: System Language Discovery 1 TTPs 1 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 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2124 wermgr.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1492 wrote to memory of 2124 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe 98 PID 1492 wrote to memory of 2124 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe 98 PID 1492 wrote to memory of 2124 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe 98 PID 1492 wrote to memory of 2124 1492 fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fa9a3630651afdabc0741d43dc38da60_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2124
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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 --field-trial-handle=4212,i,13995403245988825027,7033610968827661507,262144 --variations-seed-version --mojo-platform-channel-handle=1316 /prefetch:81⤵PID:336