17c15385d3e1d258121da0f96eceb1949aafe17da9f3a5c64625c9e455bb5212

General

Target

f13279295dc7680101a288bef81b25ae_JaffaCakes118.xls
Size

36KB
MD5

f13279295dc7680101a288bef81b25ae
SHA1

4153ddfe84ba3362d890de73d45ce4d5cc6c4f8e
SHA256

17c15385d3e1d258121da0f96eceb1949aafe17da9f3a5c64625c9e455bb5212
SHA512

c2100a2bc4c2d14b825fa1b5152c7272fd9f91f3637fae44303bfad6d0710920f70de1459d2919ceecc7db90eee7e60a5232a4e005a5320c846bfb59493bcf08
SSDEEP

768:+PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJpmogW31kTKDwdv:Cok3hbdlylKsgqopeJBWhZFGkE+cL2N3

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

explorer.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5096	2424	explorer.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 1 IoCs

Processes:

explorer.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000_Classes\Local Settings explorer.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2424 EXCEL.EXE
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

EXCEL.EXE

pid process

2424 EXCEL.EXE
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

EXCEL.EXE

pid process

2424 EXCEL.EXE
2424 EXCEL.EXE
2424 EXCEL.EXE
2424 EXCEL.EXE
2424 EXCEL.EXE
2424 EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000_Classes\Local Settings	explorer.exe

pid	process
2424	EXCEL.EXE

pid	process
2424	EXCEL.EXE

pid	process
2424	EXCEL.EXE
2424	EXCEL.EXE
2424	EXCEL.EXE
2424	EXCEL.EXE
2424	EXCEL.EXE
2424	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEexplorer.exe

description	pid	process	target process
PID 2424 wrote to memory of 5096	2424	EXCEL.EXE	explorer.exe
PID 2424 wrote to memory of 5096	2424	EXCEL.EXE	explorer.exe
PID 636 wrote to memory of 1056	636	explorer.exe	WScript.exe
PID 636 wrote to memory of 1056	636	explorer.exe	WScript.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f13279295dc7680101a288bef81b25ae_JaffaCakes118.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2424

C:\Windows\explorer.exe
explorer.exe C:\Users\Public\Documents\wAkZ3v.vbs
2⤵
- Process spawned unexpected child process
PID:5096

C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\wAkZ3v.vbs"
2⤵
PID:1056

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Public\Documents\wAkZ3v.vbs
Filesize
546B

MD5
9d4fb4096157aa76ef3c82107ed9deee

SHA1
fc5b472e367e9e1a459a67f49a8c5d2dd44f081c

SHA256
b3a09a6ec079e878d7e90cb8e95a451f79af1f446c016d93df6b979cbad40ee9

SHA512
bba19cca5884c083be7915cb192dc5aa3e8ff0353e8cd1fcfd19c4aceff9f21aaed5670d8640e8a13fa337cbfdc3902c65c188532e36f24c4d691e12786958b1

Download Submit
memory/2424-12-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-2-0x00007FFD8ADD0000-0x00007FFD8ADE0000-memory.dmp

Filesize
64KB

Download
memory/2424-4-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-1-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-5-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-7-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-6-0x00007FFD8ADD0000-0x00007FFD8ADE0000-memory.dmp

Filesize
64KB

Download
memory/2424-8-0x00007FFD8ADD0000-0x00007FFD8ADE0000-memory.dmp

Filesize
64KB

Download
memory/2424-9-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-10-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-31-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-3-0x00007FFD8ADD0000-0x00007FFD8ADE0000-memory.dmp

Filesize
64KB

Download
memory/2424-15-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-13-0x00007FFD88A70000-0x00007FFD88A80000-memory.dmp

Filesize
64KB

Download
memory/2424-14-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-16-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-18-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-19-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-20-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-21-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-17-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-0-0x00007FFD8ADD0000-0x00007FFD8ADE0000-memory.dmp

Filesize
64KB

Download
memory/2424-30-0x00007FFDCAD50000-0x00007FFDCAF45000-memory.dmp

Filesize
2.0MB

Download
memory/2424-11-0x00007FFD88A70000-0x00007FFD88A80000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads