25b1663241f5c6f29c8107b961ae834d97668ec5017474e9092965197deb7017

General

Target

4ba485cc258fc58f98c6988db67dd8cc_JaffaCakes118.xls
Size

142KB
MD5

4ba485cc258fc58f98c6988db67dd8cc
SHA1

256c5c3fcd78a4021dc1e925ab236c06610be6da
SHA256

25b1663241f5c6f29c8107b961ae834d97668ec5017474e9092965197deb7017
SHA512

7f20bdd23ce66ef4ddc9020a55e554b8c3fbba52760f86b4076241511702c64a7e96497b282bf330d9278c83d73048efca94dc68729cb64bc97a0ef29f49fb62
SSDEEP

3072:GcPiTQAVW/89BQnmlcGvgZ6Gr3J8YUOMRt/BI/s/C/i/R/7/3/UQ/OhP/2/a/1/9:GcPiTQAVW/89BQnmlcGvgZ7r3J8YUOM0

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://rzminc.com/xklyulyijvn/45488928985416700000.dat

xlm40.dropper

http://pathinanchilearthmovers.com/eznwcdhx/45488928985416700000.dat

xlm40.dropper

http://jugueterialatorre.com.ar/xjzpfwc/45488928985416700000.dat

xlm40.dropper

http://rzminc.com/fdzgprclatqo/45488928985416700000.dat

xlm40.dropper

http://biblicalisraeltours.com/otmchxmxeg/45488928985416700000.dat

Signatures

Process spawned unexpected child process 5 IoCs

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

Processes:

rundll32.exerundll32.exerundll32.exerundll32.exerundll32.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	2584	2932	rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4376	2932	rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2876	2932	rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	988	2932	rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4340	2932	rundll32.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 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

Processes:

EXCEL.EXE

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2932 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2932 EXCEL.EXE
2932 EXCEL.EXE

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

EXCEL.EXE

pid	process
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2932 wrote to memory of 2584	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 2584	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 4376	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 4376	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 2876	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 2876	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 988	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 988	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 4340	2932	EXCEL.EXE	rundll32.exe
PID 2932 wrote to memory of 4340	2932	EXCEL.EXE	rundll32.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\4ba485cc258fc58f98c6988db67dd8cc_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:2932

C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\JDFR.hdfgr,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:2584

C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\JDFR.hdfgr1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:4376

C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\JDFR.hdfgr2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:2876

C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\JDFR.hdfgr3,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:988

C:\Windows\SYSTEM32\rundll32.exe
rundll32 ..\JDFR.hdfgr4,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:4340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
fba065fb48ec7084837a542157cc368a

SHA1
6f71e1768ec0efeadbb82dd041ade23311b74ff1

SHA256
75611cb38bbc45c36c28bc874d45dd2f063dc4d3493f938641717854d9e38bc9

SHA512
99db428f741945ebc6e38a67048a652fac185d9f1cb1a6012f673e5ae75f9890bf57dfd5c7ca90b3c78c04f4f64f7f8818ee793e093d8a402c1257201c2f8b7f

Download Submit
memory/2932-6-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-5-0x00007FF9B51D0000-0x00007FF9B51E0000-memory.dmp

Filesize
64KB

Download
memory/2932-15-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-18-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-9-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-12-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-11-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-13-0x00007FF9B2BF0000-0x00007FF9B2C00000-memory.dmp

Filesize
64KB

Download
memory/2932-10-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-8-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-7-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-0-0x00007FF9B51D0000-0x00007FF9B51E0000-memory.dmp

Filesize
64KB

Download
memory/2932-1-0x00007FF9F51ED000-0x00007FF9F51EE000-memory.dmp

Filesize
4KB

Download
memory/2932-4-0x00007FF9B51D0000-0x00007FF9B51E0000-memory.dmp

Filesize
64KB

Download
memory/2932-3-0x00007FF9B51D0000-0x00007FF9B51E0000-memory.dmp

Filesize
64KB

Download
memory/2932-19-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-23-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-22-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-21-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-20-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-17-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-16-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-14-0x00007FF9B2BF0000-0x00007FF9B2C00000-memory.dmp

Filesize
64KB

Download
memory/2932-33-0x00007FF9F5150000-0x00007FF9F5345000-memory.dmp

Filesize
2.0MB

Download
memory/2932-34-0x00007FF9F51ED000-0x00007FF9F51EE000-memory.dmp

Filesize
4KB

Download
memory/2932-2-0x00007FF9B51D0000-0x00007FF9B51E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads