26aff9db2c1eff028cb1bd89235b9ef1b171cec86d6272dc791abb04f75afb42

Analysis

max time kernel
140s
max time network
149s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 00:41

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General

Target

26aff9db2c1eff028cb1bd89235b9ef1b171cec86d6272dc791abb04f75afb42.xls
Size

243KB
MD5

b4a59bca88d855a885cbc2cbc0e3fd53
SHA1

678909ea475580709b65df327e072f599756f544
SHA256

26aff9db2c1eff028cb1bd89235b9ef1b171cec86d6272dc791abb04f75afb42
SHA512

05f7fe2ab707850c225be7715dd58a355c59bf92cdef1c0a2069c9b6c0445a902851ee58ba95086a53876eedf87583ede26d53b28ae94ff320010387d36f08a8
SSDEEP

6144:DKpbdrHYrMue8q7QPX+5xtFEdi8/dg/ThvsiKIjvl5fd1Xh8rsoX/w/0Y:ghEXs5fXR8rsNT

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://servidorcarlosydavid.es/wp-admin/jkNPgHxNjF/

xlm40.dropper

https://gmo-sol-p10.heteml.jp/includes/UoJMgYAc1EES/

xlm40.dropper

https://iashanghai.cn/z/Z1PG6ulBh20plss/

xlm40.dropper

https://www.pasionportufuturo.pe/wp-content/HkUfvw0xuCy5/

xlm40.dropper

http://dmdagents.com.au/vqwbgz/CL4Bo4C4VS0deg/

Signatures

Process spawned unexpected child process 1 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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2436	1056	regsvr32.exe	30

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

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

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1056	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1056	EXCEL.EXE
1056	EXCEL.EXE
1056	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33
PID 1056 wrote to memory of 2436	1056	EXCEL.EXE	33

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\26aff9db2c1eff028cb1bd89235b9ef1b171cec86d6272dc791abb04f75afb42.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:1056
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2436

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

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Downloads

C:\Users\Admin\xxw1.ocx

Filesize
45KB

MD5
0cfe08d0b76f6c16d79dffcb527d94bb

SHA1
60d63b9a567e6d1df9b0527ae21b1cd4c767bd8b

SHA256
f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d

SHA512
03852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb

Download Submit
memory/1056-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1056-1-0x0000000071E8D000-0x0000000071E98000-memory.dmp

Filesize
44KB

Download
memory/1056-2-0x0000000071E8D000-0x0000000071E98000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads