e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb

Analysis

max time kernel
143s
max time network
144s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 22:05

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General

Target

e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.xls
Size

45KB
MD5

efbc36b75d36a1a05f9893d95c52a960
SHA1

ec041f3743b7ba61afec35329b5a6d2a97087bbf
SHA256

e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb
SHA512

a28ec256326a27d9d2298906c71a72a68dab1a5296c4c0ecfa0b54da94e53a17563c2f3bc15edcf8b991a9a834cf1641886df95cb2ea33f99a75bc7d6a3eecb1
SSDEEP

768:bkPKpb8rGYrMPe3q7Q0XV5xtezEs/68/dgAPVdtWgojJcFDqCRt6vuVUeJl1:bsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dd

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://fpd.cl/cgi-bin/83E0xgTMc/

xlm40.dropper

https://el-energiaki.gr/wp-content/plugins/really-simple-ssl/testssl/serverport443/WUV5PJA/

xlm40.dropper

https://www.manchesterslt.co.uk/a-to-z-of-slt/Ntrci3Ry/

xlm40.dropper

http://contactworks.nl/layouts/fFxKZabh/

xlm40.dropper

http://baykusoglu.com.tr/wp-admin/Y3sRBcOfZ34wg2sO/

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	2940	2852	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
2852	EXCEL.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid	Process
2852	EXCEL.EXE
2852	EXCEL.EXE
2852	EXCEL.EXE
2852	EXCEL.EXE
2852	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	EXCEL.EXE	31
PID 2852 wrote to memory of 2940	2852	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\e0da424ff2ea1ce079af05ad9e3e32cd99a8ac637d4b2f07c24cc818b34395cb.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:2852
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe ..\xdwno.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2940

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\AppData\Local\Temp\Cab7EC4.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7F53.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\xdwno.ocx

Filesize
25KB

MD5
8cd3c109905ddb9afe61a50b08309b04

SHA1
e102c758a1df661078e4f94daa92547aeb438126

SHA256
f531beb78f404dce76f46154b9a79744d3b6341f30cc42edd2b83ab69c154d20

SHA512
9720ca0830540ea301f907568e6607d32766b95a08e2589f9d27c4cecaba78b044c19bfbfa755614da715a7bb7586836d8453c34f2852f5222584fb61be80b57

Download Submit
memory/2852-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2852-1-0x0000000071F7D000-0x0000000071F88000-memory.dmp

Filesize
44KB

Download
memory/2852-72-0x0000000071F7D000-0x0000000071F88000-memory.dmp

Filesize
44KB

Download