e3579c554233c38ec4824e0f798742892335f81b954f7bb98992cda5bb928717

General

Target

dc2e12f5cbaa6953bbaee98ef7651504_JaffaCakes118.xls
Size

125KB
MD5

dc2e12f5cbaa6953bbaee98ef7651504
SHA1

6550ed4a8fa0ed2f4aa5640f2f73c0bcadcc17a8
SHA256

e3579c554233c38ec4824e0f798742892335f81b954f7bb98992cda5bb928717
SHA512

61a6b5c24ffc21f5ba5d0c3e28dbd0e6ca4f94ae5171d4a4ee4c097ec42574d6104d176c9c4e9a5d0f525fbb9c39c65f90a7760d1440ecd697e95249bffe01ad
SSDEEP

1536:NXXXzUPaT3LehKpR0dYFZpWVbrzQ7ITkR62ldM88ScJtXwReM2M/MPIU:GaT36hS7WVbrzQ7ITk9EjhJtXwf5kQU

Score

10^/10

defense_evasion macro xlm

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	740	3416	cmd.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2392	3416	cmd.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2540	3416	cmd.exe	84

Suspicious Office macro 1 IoCs

Office document equipped with 4.0 macros.

macro xlm

resource	yara_rule
behavioral2/files/0x0002000000022999-101.dat	office_xlm_macros

Deletes itself 1 IoCs

pid	Process
3416	EXCEL.EXE

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

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

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\3FB75E00\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3416	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3416	EXCEL.EXE
3416	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE
3416	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3416 wrote to memory of 2540	3416	EXCEL.EXE	88
PID 3416 wrote to memory of 2540	3416	EXCEL.EXE	88
PID 3416 wrote to memory of 2392	3416	EXCEL.EXE	89
PID 3416 wrote to memory of 2392	3416	EXCEL.EXE	89
PID 3416 wrote to memory of 740	3416	EXCEL.EXE	90
PID 3416 wrote to memory of 740	3416	EXCEL.EXE	90
PID 2540 wrote to memory of 2864	2540	cmd.exe	94
PID 2540 wrote to memory of 2864	2540	cmd.exe	94

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2864	attrib.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\dc2e12f5cbaa6953bbaee98ef7651504_JaffaCakes118.xls"
1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\system32\attrib.exe
    attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
    3⤵
    - Views/modifies file attributes
    PID:2864
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:2392
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"
  2⤵
  - Process spawned unexpected child process
  PID:740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

1

T1564

Hidden Files and Directories

1

T1564.001

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\dc2e12f5cbaa6953bbaee98ef7651504_JaffaCakes118.xls

Filesize
147KB

MD5
c9a13d50b07d86c53f33c1f4358690c6

SHA1
da17adea02cf2d3637f4fc7ec4fb99ac1c9c27a6

SHA256
fa75fdcfead5034aa529735b95d6c74c1b802952a65abffdabce8c7baced4e9c

SHA512
464474f40ebedb20150e01b080b39e12bc59988be27991c71291ae7a0fd0b690afd8aab2f9cfdbcae5144ed251396875cade2e42ca2c524cfab5cd84f2f99a34

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
2KB

MD5
308d19721ae0cd24e571eed77b74444d

SHA1
8b2fe3ad4d31a4418d74fd6a5c7be23b73ca3937

SHA256
878bb4450a8767ec588dc985901bdb1fd85fe1ad7452679804797046667c3cde

SHA512
7478995fab4871582a6175d1e10f74199bf2b5d6eb59c1615188d7565dfa8215cb1266d58ccb77b372d06726a945fe9b5d46698b6d831790b2762c1a7fd6d4c9

Download Submit
memory/3416-17-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-19-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-9-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-8-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-7-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-6-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-2-0x00007FFA78C10000-0x00007FFA78C20000-memory.dmp

Filesize
64KB

Download
memory/3416-1-0x00007FFA78C10000-0x00007FFA78C20000-memory.dmp

Filesize
64KB

Download
memory/3416-11-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-10-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-13-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-14-0x00007FFA76890000-0x00007FFA768A0000-memory.dmp

Filesize
64KB

Download
memory/3416-12-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-16-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-0-0x00007FFA78C10000-0x00007FFA78C20000-memory.dmp

Filesize
64KB

Download
memory/3416-15-0x00007FFA76890000-0x00007FFA768A0000-memory.dmp

Filesize
64KB

Download
memory/3416-4-0x00007FFA78C10000-0x00007FFA78C20000-memory.dmp

Filesize
64KB

Download
memory/3416-18-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-20-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-54-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-45-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-53-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-56-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-68-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-69-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-70-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-55-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-5-0x00007FFA78C10000-0x00007FFA78C20000-memory.dmp

Filesize
64KB

Download
memory/3416-106-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-107-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-111-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-112-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/3416-3-0x00007FFAB8C2D000-0x00007FFAB8C2E000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads