9231fb1f6635e49a65bbc1cd0e205da1c9dbc9d565ed2a1737613d41b47cd39a

General

Target

9231fb1f6635e49a65bbc1cd0e205da1c9dbc9d565ed2a1737613d41b47cd39a.xls
Size

95KB
MD5

25682a4ca7384faa39c36dde43c37d07
SHA1

2ac6de4c5205e8c74ddb6352d03c22fbf48ba0db
SHA256

9231fb1f6635e49a65bbc1cd0e205da1c9dbc9d565ed2a1737613d41b47cd39a
SHA512

1fefb7a468956748ce9ee1a0046580782f33e3acd63caddc018d343cf763f581d1c1753cf5c855fd4dd5d0d803e8aa2e204dba133c9687c27a467c2858baf4d4
SSDEEP

1536:UkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4HuS4hcTO97v7UYdEJmQ:bKpb8rGYrMPe3q7Q0XV5xtezEsi8/dge

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://cointrade.world/receipts/0LjXVwpQrhw/

xlm40.dropper

http://www.garantihaliyikama.com/wp-admin/jp64lssPHEe2ii/

xlm40.dropper

http://haircutbar.com/cgi-bin/BC3WAQ8zJY4ALXA4/

xlm40.dropper

http://airhobi.com/system/WLvH1ygkOYQO/

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	2392	3500	regsvr32.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1572	3500	regsvr32.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2880	3500	regsvr32.exe	84
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1524	3500	regsvr32.exe	84

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3500	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3500	EXCEL.EXE
3500	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE
3500	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3500 wrote to memory of 2392	3500	EXCEL.EXE	88
PID 3500 wrote to memory of 2392	3500	EXCEL.EXE	88
PID 3500 wrote to memory of 1572	3500	EXCEL.EXE	90
PID 3500 wrote to memory of 1572	3500	EXCEL.EXE	90
PID 3500 wrote to memory of 2880	3500	EXCEL.EXE	93
PID 3500 wrote to memory of 2880	3500	EXCEL.EXE	93
PID 3500 wrote to memory of 1524	3500	EXCEL.EXE	96
PID 3500 wrote to memory of 1524	3500	EXCEL.EXE	96

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9231fb1f6635e49a65bbc1cd0e205da1c9dbc9d565ed2a1737613d41b47cd39a.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:3500
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2392
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1572
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
  2⤵
  - Process spawned unexpected child process
  PID:2880
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
  2⤵
  - Process spawned unexpected child process
  PID:1524

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\LocalLow\Microsoft\CryptnetUrlCache\Content\6D19C029B37C61177ECC4D41045082DE

Filesize
5B

MD5
5bfa51f3a417b98e7443eca90fc94703

SHA1
8c015d80b8a23f780bdd215dc842b0f5551f63bd

SHA256
bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

SHA512
4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

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

Filesize
2KB

MD5
8ccf2ed262042e363543dff006fbacc6

SHA1
35f57d9d5a547a8c904427c7ea76da2aae97037a

SHA256
625f62a1f3b9504166eeb75c8f8fe18c563e371a810312c837902c5bc0748cf3

SHA512
726f2f1953eec355bff4ca42fba82b19880b7e01ba6336465fa417a15ef523a72a40bbc3b57811fd64cfb616cf3c9694509fa1cdf6ba0645cd0e375be9280c87

Download Submit
memory/3500-1-0x00007FFC340B0000-0x00007FFC340D2000-memory.dmp

Filesize
136KB

Download
memory/3500-0-0x00007FFBF6A10000-0x00007FFBF6A20000-memory.dmp

Filesize
64KB

Download
memory/3500-3-0x00007FFBF6A10000-0x00007FFBF6A20000-memory.dmp

Filesize
64KB

Download
memory/3500-4-0x00007FFBF6A10000-0x00007FFBF6A20000-memory.dmp

Filesize
64KB

Download
memory/3500-2-0x00007FFBF6A10000-0x00007FFBF6A20000-memory.dmp

Filesize
64KB

Download
memory/3500-5-0x00007FFBF6A10000-0x00007FFBF6A20000-memory.dmp

Filesize
64KB

Download
memory/3500-6-0x00007FFBF40B0000-0x00007FFBF40C0000-memory.dmp

Filesize
64KB

Download
memory/3500-7-0x00007FFBF40B0000-0x00007FFBF40C0000-memory.dmp

Filesize
64KB

Download
memory/3500-38-0x00007FFC340B0000-0x00007FFC340D2000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads