a569a9652c612685763907aa760d54f8336ff157283eb52dd9548fd1717a6121

Analysis

max time kernel
143s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 20:56

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General

Target

a569a9652c612685763907aa760d54f8336ff157283eb52dd9548fd1717a6121.xls
Size

40KB
MD5

3fb588eaecbd241ec02ed5f061176570
SHA1

e196ba97365f2a3677f2fe6ddf65cfc8ab179aa8
SHA256

a569a9652c612685763907aa760d54f8336ff157283eb52dd9548fd1717a6121
SHA512

6168e468fc551da2fa208a2a70d39a70be356be251cbf7e821c0566f8fb7a92ac951df63237ca30d849c02aa25f92d8785a147dce08cdb9bf05dd2e938dd66f3
SSDEEP

768:pkZKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgACCBn9kC+xbwcZfqG9tMvcVi1l8:p+Kpb8rGYrMPe3q7Q0XV5xtezEsi8/dE

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://easiercommunications.com/wp-content/w/

xlm40.dropper

http://dulichdichvu.net/libraries/QhtrjCZymLp5EbqOdpKk/

xlm40.dropper

https://www.whow.fr/wp-includes/H54Fgj0tG/

xlm40.dropper

http://genccagdas.com.tr/assets/TTHOm833iNn3BxT/

xlm40.dropper

http://heaventechnologies.com.pk/apitest/xdeAU0rx26LT9I/

xlm40.dropper

http://goonboy.com/goonie/bSFz7Av/

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

regsvr32.exe

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2140	2192	regsvr32.exe	29

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.

discovery

System Language Discovery

T1614.001

Processes:

EXCEL.EXEregsvr32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid	Process
2192	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid	Process
2192	EXCEL.EXE
2192	EXCEL.EXE
2192	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31
PID 2192 wrote to memory of 2140	2192	EXCEL.EXE	31

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\a569a9652c612685763907aa760d54f8336ff157283eb52dd9548fd1717a6121.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe ..\wurod.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\wurod.ocx

Filesize
7KB

MD5
797e94343f2bd6d4cdea65cc8b1fdf00

SHA1
ad3aa4de0584f6e92e2cf571bc02eb4a8138ba66

SHA256
168c6189f01359d4d46c94a1681c214403f530d0c6d643154bc530b5e947407e

SHA512
92302d8b4e0c1ec95efafaf33c0e3248a4a071284691cf9b3d96d6f380ed668798cfda620a7389a76c9f1df07c25dd53d32cc26623f27f176f03f8b4eb8498d3

Download Submit
memory/2192-1-0x000000007221D000-0x0000000072228000-memory.dmp

Filesize
44KB

Download
memory/2192-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2192-32-0x000000007221D000-0x0000000072228000-memory.dmp

Filesize
44KB

Download