8fa0440884a90d217c683a8a50207068022db140a171049957afbe463d090fd4

General

Target

38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a.rtf
Size

3.7MB
MD5

fd00d713c843371c82be116049b5a6d9
SHA1

e46e115e003d6088655a5c364d6d03551cb0e41b
SHA256

38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a
SHA512

3f5c7ff62a3f3e7d03c7dd69a3195a93ad0490864ffa10af155085755a1de89f9b27a92e67c84594923b87348b5f192714f33467abbd072ee9a9050b2442c07f
SSDEEP

24576:/gzlt/Kh+sR8/P5fe4VOGLCaIMArRmXCYtXI9yrti7FnVP33hzkZsN:z

Score

4^/10

Malware Config

Signatures

Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

defense_evasion

SIP and Trust Provider Hijacking

T1553.003

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{8E10B787-DA16-43A6-A1E7-9C076631DE7A}\Client.exe:Zone.Identifier	WINWORD.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\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.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	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{8E10B787-DA16-43A6-A1E7-9C076631DE7A}\Client.exe:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
2304	WINWORD.EXE
2304	WINWORD.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2304	WINWORD.EXE
2304	WINWORD.EXE
2304	WINWORD.EXE
2304	WINWORD.EXE
2304	WINWORD.EXE
2304	WINWORD.EXE
2304	WINWORD.EXE

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\38f284c6ac68831d066f9325b4f8508145ef62146b4c257e3c0a10fdf2305b0a.rtf" /o ""
1⤵
- Subvert Trust Controls: Mark-of-the-Web Bypass
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1

T1553

SIP and Trust Provider Hijacking

1

T1553.003

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\TCDEA54.tmp\gb.xsl

Filesize
262KB

MD5
51d32ee5bc7ab811041f799652d26e04

SHA1
412193006aa3ef19e0a57e16acf86b830993024a

SHA256
6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97

SHA512
5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810

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

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

Filesize
1KB

MD5
fc1fc2d331854756d0039fd616712114

SHA1
30eb19013740c5388d2e8cab5a1bb69ed71625ee

SHA256
cd9967dc60b4922941a58ad7a0c927d737f7e0ed8a926d9d6d2c0c54d355980c

SHA512
3715f1688a0c4d682c447e0bd387244d5c855475ce7d86ebd276e9c4174a496c25f09eb865fe2ca40d4381c27e0544056ad603009ca1d5a09c840ae6edab5164

Download Submit
memory/2304-17-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-7-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-10-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-13-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-12-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-14-0x00007FFA65D50000-0x00007FFA65D60000-memory.dmp

Filesize
64KB

Download
memory/2304-11-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-15-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-9-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-0-0x00007FFA68390000-0x00007FFA683A0000-memory.dmp

Filesize
64KB

Download
memory/2304-8-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-1-0x00007FFAA83AD000-0x00007FFAA83AE000-memory.dmp

Filesize
4KB

Download
memory/2304-6-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-5-0x00007FFA68390000-0x00007FFA683A0000-memory.dmp

Filesize
64KB

Download
memory/2304-16-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-18-0x00007FFA65D50000-0x00007FFA65D60000-memory.dmp

Filesize
64KB

Download
memory/2304-2-0x00007FFA68390000-0x00007FFA683A0000-memory.dmp

Filesize
64KB

Download
memory/2304-38-0x00007FFAA83AD000-0x00007FFAA83AE000-memory.dmp

Filesize
4KB

Download
memory/2304-39-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-40-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-41-0x00007FFAA8310000-0x00007FFAA8505000-memory.dmp

Filesize
2.0MB

Download
memory/2304-4-0x00007FFA68390000-0x00007FFA683A0000-memory.dmp

Filesize
64KB

Download
memory/2304-3-0x00007FFA68390000-0x00007FFA683A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads