1902eac6ce24ccf7ef3dc696cbed9ce0edf6c96366e2f6b5dbdba5033c5d4a3b

General

Target

1902eac6ce24ccf7ef3dc696cbed9ce0edf6c96366e2f6b5dbdba5033c5d4a3b.xls
Size

56KB
MD5

0479c2b6acbad3d0e25e55305b9bf171
SHA1

f1c23dd6690644afe8540db037c4bcb4eb9d8160
SHA256

1902eac6ce24ccf7ef3dc696cbed9ce0edf6c96366e2f6b5dbdba5033c5d4a3b
SHA512

a4d89599aaf6a80345f2fffa12eb043f58dce5d74a7bc57bfe1c7bcdbc76a1f44db701339dca30922338fa3156d9165dc57c845f2860f1988ef984051e6ebaa8
SSDEEP

1536:VsKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgx5G9XSZ4XsvC:aKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgW

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://dharian.org/_sharedtemplates/D3QgytUZsO7korYQrG/

xlm40.dropper

http://digitalripple.com/scripts/4ovLPfq/

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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5004	2176	regsvr32.exe	84

System Location Discovery: System Language Discovery 1 TTPs 1 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:

regsvr32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid	Process
2176	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid	Process
2176	EXCEL.EXE
2176	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	Process
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE
2176	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

EXCEL.EXE

description	pid	Process	procid_target
PID 2176 wrote to memory of 5004	2176	EXCEL.EXE	88
PID 2176 wrote to memory of 5004	2176	EXCEL.EXE	88
PID 2176 wrote to memory of 5004	2176	EXCEL.EXE	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\1902eac6ce24ccf7ef3dc696cbed9ce0edf6c96366e2f6b5dbdba5033c5d4a3b.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:2176
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\adw.dll
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:5004

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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
2KB

MD5
3af51120ab8bb42eca5c09ded3978301

SHA1
12fe36d63bd7561c4b86ea2a76bedb4e872154f3

SHA256
2a8009aca947d40c4a963a7ed3b715a4565a33547c33a56368fc16cf75d57add

SHA512
3ba307a22e4ffb2ad105bbf14114ff5061e8bfb5c4c8cc6a58e187f9c0159dbc5ff075c4183bdf957c7c555cd72a3a301e450ab1577eed2cd803e06293007955

Download Submit
C:\Users\Admin\adw.dll

Filesize
392B

MD5
11a62c10d95eab4b66408d9a62e109e6

SHA1
40ee00f6fc266131a1da5e112ffe41f42212faa7

SHA256
c4ac0b66058f3c978847062f933e6ac015f5bee053957fe26803da3b578cc3cf

SHA512
f6a85fa91fdfaa72741cc3a1c8aa2341fa0a7a49f3bb52de17fbffc9fbde19234e451e0a0af9d15de540304d7dc54bd1b32e4c45884b93818131b1700e8ae2a5

Download Submit
memory/2176-6-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-4-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

Filesize
64KB

Download
memory/2176-1-0x00007FFB113CD000-0x00007FFB113CE000-memory.dmp

Filesize
4KB

Download
memory/2176-5-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

Filesize
64KB

Download
memory/2176-9-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-8-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-10-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-11-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-12-0x00007FFACEAB0000-0x00007FFACEAC0000-memory.dmp

Filesize
64KB

Download
memory/2176-15-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-0-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

Filesize
64KB

Download
memory/2176-2-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

Filesize
64KB

Download
memory/2176-7-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-14-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-13-0x00007FFACEAB0000-0x00007FFACEAC0000-memory.dmp

Filesize
64KB

Download
memory/2176-17-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-19-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-18-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-3-0x00007FFAD13B0000-0x00007FFAD13C0000-memory.dmp

Filesize
64KB

Download
memory/2176-34-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-35-0x00007FFB113CD000-0x00007FFB113CE000-memory.dmp

Filesize
4KB

Download
memory/2176-36-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download
memory/2176-16-0x00007FFB11330000-0x00007FFB11525000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads