2fbff281b9d4d240ef5a800c08cf26d4d4944e73227860a7c4afeb3b11615238

General

Target

2fbff281b9d4d240ef5a800c08cf26d4d4944e73227860a7c4afeb3b11615238.doc
Size

543KB
MD5

14450c99698f1725a1933879d104c404
SHA1

5fa27c4c455d168bf0efced37869b8f840d3dc4d
SHA256

2fbff281b9d4d240ef5a800c08cf26d4d4944e73227860a7c4afeb3b11615238
SHA512

b9b4d4b565a0a48978e88b4bd947ae35ec9172bddae2dfcb5e432ce17a4b4c353b4a2de177b317fdf51ef418c2f24b3a2b5a746390cac3b5e845383584ddbd3f
SSDEEP

12288:auE0gXPByytkPiieVC2P3Bd1pJhw5EHkf13VbIkqC0J:au3gXPQ2kiie/3BJwskt3VbnqC

Score

10^/10

discovery

Malware Config

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\WINWORD.EXE is not expected to spawn this process	2272	4612	rundll32.exe	85

Blocklisted process makes network request 1 IoCs

flow	pid	Process
58	3032	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3032	rundll32.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
57	api.ipify.org

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.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\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{4E030E5D-18EA-461B-9562-10948C7AE9C1}\ya.wav:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4612	WINWORD.EXE
4612	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3032	rundll32.exe
3032	rundll32.exe
3032	rundll32.exe
3032	rundll32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4612	WINWORD.EXE
4612	WINWORD.EXE
4612	WINWORD.EXE
4612	WINWORD.EXE
4612	WINWORD.EXE
4612	WINWORD.EXE
4612	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4304	4612	WINWORD.EXE	89
PID 4612 wrote to memory of 4304	4612	WINWORD.EXE	89
PID 4612 wrote to memory of 2272	4612	WINWORD.EXE	92
PID 4612 wrote to memory of 2272	4612	WINWORD.EXE	92
PID 2272 wrote to memory of 3032	2272	rundll32.exe	93
PID 2272 wrote to memory of 3032	2272	rundll32.exe	93
PID 2272 wrote to memory of 3032	2272	rundll32.exe	93

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2fbff281b9d4d240ef5a800c08cf26d4d4944e73227860a7c4afeb3b11615238.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4612
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:4304
- C:\Windows\System32\rundll32.exe
  "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Templates\W0rd.dll,DllUnregisterServer
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Templates\W0rd.dll,DllUnregisterServer
    3⤵
    - Blocklisted process makes network request
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:3032

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TCDCFAD.tmp\iso690.xsl

Filesize
263KB

MD5
ff0e07eff1333cdf9fc2523d323dd654

SHA1
77a1ae0dd8dbc3fee65dd6266f31e2a564d088a4

SHA256
3f925e0cc1542f09de1f99060899eafb0042bb9682507c907173c392115a44b5

SHA512
b4615f995fab87661c2dbe46625aa982215d7bde27cafae221dca76087fe76da4b4a381943436fcac1577cb3d260d0050b32b7b93e3eb07912494429f126bb3d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Templates\W0rd.dll

Filesize
369KB

MD5
f8a02665a416f335a420e9033cdbb08f

SHA1
817f8057f4a87614b6d2ed409bb752544c6c5bf2

SHA256
ec1fda96044f67abf36e7d3ddbf9fdb06b9fba9c7d29761487221568746dd05b

SHA512
894d714a356231ded8eaa029bad5836bc50665642ca2c110a04f9aa3548a854689d16dcaa222b764d943d9141e2c297c821df4dadcc5a70ac291616ec2a066f5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

Filesize
16B

MD5
d29962abc88624befc0135579ae485ec

SHA1
e40a6458296ec6a2427bcb280572d023a9862b31

SHA256
a91a702aab9b8dd722843d3d208a21bcfa6556dfc64e2ded63975de4511eb866

SHA512
4311e87d8d5559248d4174908817a4ddc917bf7378114435cf12da8ccb7a1542c851812afbaf7dc106771bdb2e2d05f52e7d0c50d110fc7fffe4395592492c2f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

Filesize
2KB

MD5
c2cc50f06921de2a8cacada61258c079

SHA1
630f0d783208c197fe25623550b3a156da734dc5

SHA256
a62767acee5e8b623cf80124f27411011b16169530974b1c36f4f13a7974f4e2

SHA512
f47b75c90b96a4d1921530c3ff5f3d0b71c8b8ca736b8b2b4759de019883d2cb5f46ded1410ef95bcef0dad2dbbbe2c10fe2f822d44839bbed10bb27cfb45e0f

Download Submit
memory/3032-198-0x0000000074C50000-0x0000000074CBB000-memory.dmp

Filesize
428KB

Download
memory/4612-37-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-45-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-7-0x00007FFE085F0000-0x00007FFE08600000-memory.dmp

Filesize
64KB

Download
memory/4612-10-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-12-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-13-0x00007FFE05FB0000-0x00007FFE05FC0000-memory.dmp

Filesize
64KB

Download
memory/4612-11-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-14-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-16-0x00007FFE05FB0000-0x00007FFE05FC0000-memory.dmp

Filesize
64KB

Download
memory/4612-17-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-15-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-9-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-8-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-1-0x00007FFE4860D000-0x00007FFE4860E000-memory.dmp

Filesize
4KB

Download
memory/4612-43-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-5-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-46-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-47-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-6-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-4-0x00007FFE085F0000-0x00007FFE08600000-memory.dmp

Filesize
64KB

Download
memory/4612-65-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-67-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-66-0x00007FFE4860D000-0x00007FFE4860E000-memory.dmp

Filesize
4KB

Download
memory/4612-68-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-69-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-70-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-3-0x00007FFE085F0000-0x00007FFE08600000-memory.dmp

Filesize
64KB

Download
memory/4612-79-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-80-0x00007FFE48570000-0x00007FFE48765000-memory.dmp

Filesize
2.0MB

Download
memory/4612-2-0x00007FFE085F0000-0x00007FFE08600000-memory.dmp

Filesize
64KB

Download
memory/4612-0-0x00007FFE085F0000-0x00007FFE08600000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads