eb1663b21e6050e58b9daaadce02cd04cbc82018cfaf664d6bff162b7c903fc3

General

Target

DOCUMENTS pdf.exe
Size

783KB
MD5

0f22eacae1316be03f6829946306b593
SHA1

3a3d3297ae8b1e96bc0fda3502a58d69447a2577
SHA256

b6cbbb6a53fb168a24f6a2f4bbf296547e5ece0314e2b9c21d6662af66a3ac4a
SHA512

3b74d936eb6faeab8ea2b37aee1bf90ee54e76a0e37f8ba08d2580908cb648d19da89720a51e5475298abfdab969a474f6145157e5b2662767f7a05795ab6e36

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

DOCUMENTS pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	DOCUMENTS pdf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2932 schtasks.exe

pid	process
2932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

DOCUMENTS pdf.exe

pid	process
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe
4008	DOCUMENTS pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DOCUMENTS pdf.exe

description pid process

Token: SeDebugPrivilege 4008 DOCUMENTS pdf.exe

description	pid	process
Token: SeDebugPrivilege	4008	DOCUMENTS pdf.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

DOCUMENTS pdf.exe

description	pid	process	target process
PID 4008 wrote to memory of 2932	4008	DOCUMENTS pdf.exe	schtasks.exe
PID 4008 wrote to memory of 2932	4008	DOCUMENTS pdf.exe	schtasks.exe
PID 4008 wrote to memory of 2932	4008	DOCUMENTS pdf.exe	schtasks.exe
PID 4008 wrote to memory of 3984	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 3984	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 3984	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 2852	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 340	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 340	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 340	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 224	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe
PID 4008 wrote to memory of 4864	4008	DOCUMENTS pdf.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\DOCUMENTS pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DOCUMENTS pdf.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3420.tmp"
2⤵
- Creates scheduled task(s)
PID:2932

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:3984

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:2852

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:340

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:224

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:4864

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3420.tmp
Filesize
1KB

MD5
072541fbcc0f05e7e00afb8876087822

SHA1
0a1a6ad25a4a546520fe21bed23b4dd56f5ea7f5

SHA256
8a98b2e2084e096028123a79228bc1b11f12179aecfbe53759b3e0805f973116

SHA512
07074f512ee920a787af3d49d982795121051cc5cd1ce01d115aab63cd800fd58f2f57e73dafb96151e57ada9d2e407e370abc9c56d8ab604d118dad93c1412d

Download Submit
memory/224-140-0x0000000000000000-mapping.dmp

Download
memory/340-139-0x0000000000000000-mapping.dmp

Download
memory/2852-138-0x0000000000000000-mapping.dmp

Download
memory/2932-135-0x0000000000000000-mapping.dmp

Download
memory/3984-137-0x0000000000000000-mapping.dmp

Download
memory/4008-130-0x0000000000E80000-0x0000000000F4A000-memory.dmp

Filesize
808KB

Download
memory/4008-131-0x0000000005F60000-0x0000000006504000-memory.dmp

Filesize
5.6MB

Download
memory/4008-132-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/4008-133-0x0000000005980000-0x000000000598A000-memory.dmp

Filesize
40KB

Download
memory/4008-134-0x0000000009340000-0x00000000093DC000-memory.dmp

Filesize
624KB

Download
memory/4864-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads