04ea6394559dbff1bc846be67363b6549ece00124537bf8fcd329366607c8de0

General

Target

04ea6394559dbff1bc846be67363b6549ece00124537bf8fcd329366607c8de0.xls
Size

95KB
MD5

a573763181f96f9652731369b279e709
SHA1

16b3ea4713fa70453b7e6a167bd649ea1c6e4af2
SHA256

04ea6394559dbff1bc846be67363b6549ece00124537bf8fcd329366607c8de0
SHA512

170d046a0ac4345d68d151266b6dade49c8f4ffb6b98ba8d121f722ae4c639710a69a09b41e6c513c85aad8fec4c9d3cf31143f1ad100107cdbf7f4295f42373
SSDEEP

1536:iFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgYHuS4hcTO97v7UYdEJmFx2:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg0

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://educacionsanvicentefundacion.com/iplookup/wYEInbaN/

xlm40.dropper

https://www.4monkeys.com/wp-admin/dNAuBEKo/

xlm40.dropper

http://haircutbar.com/cgi-bin/dNfEA5F/

xlm40.dropper

http://gedebey-tvradio.info/wp-includes/T0J9THbd5f2/

Signatures

Process spawned unexpected child process 4 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	3636	2228	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	932	2228	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4720	2228	regsvr32.exe	82
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2692	2228	regsvr32.exe	82

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2228	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2228	EXCEL.EXE
2228	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE
2228	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 3636	2228	EXCEL.EXE	87
PID 2228 wrote to memory of 3636	2228	EXCEL.EXE	87
PID 2228 wrote to memory of 932	2228	EXCEL.EXE	92
PID 2228 wrote to memory of 932	2228	EXCEL.EXE	92
PID 2228 wrote to memory of 4720	2228	EXCEL.EXE	94
PID 2228 wrote to memory of 4720	2228	EXCEL.EXE	94
PID 2228 wrote to memory of 2692	2228	EXCEL.EXE	95
PID 2228 wrote to memory of 2692	2228	EXCEL.EXE	95

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\04ea6394559dbff1bc846be67363b6549ece00124537bf8fcd329366607c8de0.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:2228
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3636
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:932
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:4720
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\uoya4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2692

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
9c783d1cc744084c18891d283f4517d4

SHA1
526f66dfa145c72b4487b10727b38b053e5dcd08

SHA256
fb45e8f779e9d438ff995a8369a4168e0349ab098309e9cae30c7efb721292ca

SHA512
2c1c74010fc8010559a98df3ec4f253afdff37c7abd6ee918883fc513b4334d7a71a43916953e095724a94fa6b73de9fee3568178e9982534a777526083f04d3

Download Submit
memory/2228-14-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-34-0x00007FFBE29ED000-0x00007FFBE29EE000-memory.dmp

Filesize
4KB

Download
memory/2228-3-0x00007FFBA29D0000-0x00007FFBA29E0000-memory.dmp

Filesize
64KB

Download
memory/2228-2-0x00007FFBA29D0000-0x00007FFBA29E0000-memory.dmp

Filesize
64KB

Download
memory/2228-8-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-10-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-11-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-9-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-13-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-12-0x00007FFBA08C0000-0x00007FFBA08D0000-memory.dmp

Filesize
64KB

Download
memory/2228-7-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-1-0x00007FFBE29ED000-0x00007FFBE29EE000-memory.dmp

Filesize
4KB

Download
memory/2228-4-0x00007FFBA29D0000-0x00007FFBA29E0000-memory.dmp

Filesize
64KB

Download
memory/2228-16-0x00007FFBA08C0000-0x00007FFBA08D0000-memory.dmp

Filesize
64KB

Download
memory/2228-15-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-20-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-19-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-18-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-6-0x00007FFBA29D0000-0x00007FFBA29E0000-memory.dmp

Filesize
64KB

Download
memory/2228-5-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-33-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-17-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-35-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-39-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2228-0-0x00007FFBA29D0000-0x00007FFBA29E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads