2e0487c6cbecd68c83166ebf8742f9784be52dba4d77d37a359bacb33790cb76

Analysis

max time kernel
143s
max time network
149s
platform
windows7_x64
resource
win7
submitted
07-07-2020 19:22

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General

Target

Form_1099_5715537.xls
Size

90KB
MD5

d1bda4049e740009dff39fe1698cb00a
SHA1

efc17b6d5cdd51832d90a71b7cfdea7248473d44
SHA256

2e0487c6cbecd68c83166ebf8742f9784be52dba4d77d37a359bacb33790cb76
SHA512

af682858aea2df8b9a94f97d630a4702c4c3fdb0e688f438b6495408efea3a352b6fc01427d27d17a0fe9f85c028f8ae6fa2a3653c63670c18f0ef865838db54

Score

6^/10

Malware Config

Signatures

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1612 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1612 EXCEL.EXE
1612 EXCEL.EXE
1612 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

EXCEL.EXE

pid process

1612 EXCEL.EXE

pid	process
1612	EXCEL.EXE

pid	process
1612	EXCEL.EXE
1612	EXCEL.EXE
1612	EXCEL.EXE

pid	process
1612	EXCEL.EXE

Process spawned suspicious child process 1 IoCs

This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

Processes:

DW20.EXE

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1532	1612	DW20.EXE	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXEDW20.EXE

description	pid	process	target process
PID 1612 wrote to memory of 1532	1612	EXCEL.EXE	DW20.EXE
PID 1612 wrote to memory of 1532	1612	EXCEL.EXE	DW20.EXE
PID 1612 wrote to memory of 1532	1612	EXCEL.EXE	DW20.EXE
PID 1612 wrote to memory of 1532	1612	EXCEL.EXE	DW20.EXE
PID 1612 wrote to memory of 1532	1612	EXCEL.EXE	DW20.EXE
PID 1532 wrote to memory of 1692	1532	DW20.EXE	dwwin.exe
PID 1532 wrote to memory of 1692	1532	DW20.EXE	dwwin.exe
PID 1532 wrote to memory of 1692	1532	DW20.EXE	dwwin.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

dwwin.exe

pid process

1692 dwwin.exe

pid	process
1692	dwwin.exe

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\Form_1099_5715537.xls
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1612

C:\PROGRA~1\COMMON~1\MICROS~1\DW\DW20.EXE
"C:\PROGRA~1\COMMON~1\MICROS~1\DW\DW20.EXE" -x -s 1160
2⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:1532

C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 1160
3⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:1692

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\67345.cvr

Download Submit
memory/1532-0-0x0000000000000000-mapping.dmp

Download
memory/1692-1-0x0000000000000000-mapping.dmp

Download
memory/1692-2-0x0000000001DE0000-0x0000000001DF1000-memory.dmp

Filesize
68KB

Download
memory/1692-4-0x0000000002160000-0x0000000002171000-memory.dmp

Filesize
68KB

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