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Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
11/08/2024, 08:33
Behavioral task
behavioral1
Sample
89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe
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Size
784KB
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MD5
89b16b7a722de7a95615a9df03018649
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SHA1
941f0e49d80e0f3bc7f65847e0ef2aaa866a1e76
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SHA256
54df8637cc8c98915d3529d208f8e218caed9b5da58debd63cef0de8bb47bd67
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SHA512
ae81db262c700bd12a9c7c6baa0ae3b33f20500f587a092a2999b85aa0569b872671b0c88fcf36441f50dee1e71e5653469f77a89d1aeffeeb12fa099405d3be
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SSDEEP
12288:i0va7k4iSaK/lfDqJYe0lahltyPvYARz+mVY/WXxUbxmXj6F+w:zekMxlOJYiO3bkWSbxEA+w
Malware Config
Signatures
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XMRig Miner payload 7 IoCs
resource yara_rule behavioral1/memory/1624-1-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/1624-14-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/1436-19-0x0000000000400000-0x0000000000593000-memory.dmp xmrig behavioral1/memory/1436-24-0x0000000002FD0000-0x0000000003163000-memory.dmp xmrig behavioral1/memory/1436-26-0x0000000000400000-0x0000000000587000-memory.dmp xmrig behavioral1/memory/1436-34-0x00000000005A0000-0x000000000071F000-memory.dmp xmrig behavioral1/memory/1436-35-0x0000000000400000-0x0000000000587000-memory.dmp xmrig -
Deletes itself 1 IoCs
pid Process 1436 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1436 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
Loads dropped DLL 1 IoCs
pid Process 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/1624-0-0x0000000000400000-0x0000000000712000-memory.dmp upx behavioral1/files/0x000c000000016d28-10.dat upx behavioral1/memory/1624-15-0x0000000003190000-0x00000000034A2000-memory.dmp upx behavioral1/memory/1436-17-0x0000000000400000-0x0000000000712000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 2 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 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe 1436 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1624 wrote to memory of 1436 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1436 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1436 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1436 1624 89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Users\Admin\AppData\Local\Temp\89b16b7a722de7a95615a9df03018649_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\89b16b7a722de7a95615a9df03018649_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
PID:1436
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Network
MITRE ATT&CK Enterprise v15
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Downloads
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Filesize
784KB
MD5e48ae563ad772042f895b0ee20f896e7
SHA1d5d1a1768ea821fbdba735fb690cb680997ab554
SHA25634160b96fc20c73b35fd0f5c4bb2310d18d824d78a426a657e20e26731c92174
SHA512d6035258f61e971b869faf4d21787a7b39357d7afee3948f33ed085ddfa9de39190d671636b5a8d5cd3e239ce87814abcaf4abd1452355bc132195f216bdbd3c