Malware Analysis Report

2024-10-19 08:45

Sample ID 220521-pmkn4sffb8
Target 3dece552bae40022a24574f60b1dca098221bc92f04808839928b86e48eedcbd
SHA256 3dece552bae40022a24574f60b1dca098221bc92f04808839928b86e48eedcbd
Tags
masslogger agilenet ransomware spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3dece552bae40022a24574f60b1dca098221bc92f04808839928b86e48eedcbd

Threat Level: Known bad

The file 3dece552bae40022a24574f60b1dca098221bc92f04808839928b86e48eedcbd was found to be: Known bad.

Malicious Activity Summary

masslogger agilenet ransomware spyware stealer

MassLogger

MassLogger log file

MassLogger Main Payload

Masslogger family

Executes dropped EXE

Obfuscated with Agile.Net obfuscator

Checks computer location settings

Loads dropped DLL

Looks up external IP address via web service

Suspicious use of SetThreadContext

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-05-21 12:26

Signatures

MassLogger Main Payload

Description Indicator Process Target
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Masslogger family

masslogger

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-21 12:26

Reported

2022-05-21 13:10

Platform

win7-20220414-en

Max time kernel

96s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

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MassLogger log file

Description Indicator Process Target
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Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe N/A

Obfuscated with Agile.Net obfuscator

agilenet
Description Indicator Process Target
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Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1504 set thread context of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe
PID 1504 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe

"C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe"

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 api.ipify.org udp
US 52.20.78.240:80 api.ipify.org tcp

Files

memory/1504-54-0x0000000001100000-0x000000000123C000-memory.dmp

memory/1504-55-0x0000000000380000-0x0000000000394000-memory.dmp

memory/1504-56-0x0000000000390000-0x0000000000398000-memory.dmp

memory/1504-57-0x0000000000550000-0x0000000000558000-memory.dmp

memory/1504-58-0x0000000000560000-0x0000000000568000-memory.dmp

\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5 91c9ae9c9a17a9db5e08b120e668c74c
SHA1 50770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256 e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512 ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

memory/2004-60-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-61-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-63-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-64-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-65-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-66-0x00000000004A382E-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5 91c9ae9c9a17a9db5e08b120e668c74c
SHA1 50770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256 e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512 ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

memory/2004-69-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-71-0x0000000000400000-0x00000000004A8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5 91c9ae9c9a17a9db5e08b120e668c74c
SHA1 50770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256 e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512 ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e

memory/2004-74-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-76-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-78-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-80-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-82-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-84-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-86-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-88-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-90-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-92-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-94-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-96-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-98-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-100-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-102-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-104-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-106-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-108-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-110-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-112-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-114-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-116-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-118-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-120-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-122-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-124-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-126-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/2004-580-0x0000000000590000-0x00000000005D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-21 12:26

Reported

2022-05-21 13:11

Platform

win10v2004-20220414-en

Max time kernel

90s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe"

Signatures

MassLogger

stealer spyware masslogger

MassLogger Main Payload

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MassLogger log file

Description Indicator Process Target
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Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3152 set thread context of 3164 N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe

"C:\Users\Admin\AppData\Local\Temp\PAGO_25_.exe"

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"

Network

Country Destination Domain Proto
NL 104.110.191.140:80 tcp
US 20.42.65.84:443 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.133:80 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 api.ipify.org udp
US 3.220.57.224:80 api.ipify.org tcp

Files

memory/3152-130-0x0000000000F60000-0x000000000109C000-memory.dmp

memory/3152-131-0x00000000060C0000-0x0000000006664000-memory.dmp

memory/3152-132-0x0000000006810000-0x00000000068A2000-memory.dmp

memory/3152-133-0x0000000007560000-0x00000000075A4000-memory.dmp

memory/3152-134-0x00000000075B0000-0x00000000075D2000-memory.dmp

memory/3164-135-0x0000000000000000-mapping.dmp

memory/3164-136-0x0000000000400000-0x00000000004A8000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5 5d4073b2eb6d217c19f2b22f21bf8d57
SHA1 f0209900fbf08d004b886a0b3ba33ea2b0bf9da8
SHA256 ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3
SHA512 9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe

MD5 5d4073b2eb6d217c19f2b22f21bf8d57
SHA1 f0209900fbf08d004b886a0b3ba33ea2b0bf9da8
SHA256 ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3
SHA512 9ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159

memory/3164-140-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-142-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-144-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-146-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-148-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-150-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-152-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-154-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-156-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-158-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-160-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-162-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-164-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-166-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-168-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-170-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-172-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-174-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-176-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-178-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-180-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-182-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-184-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-186-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-188-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-190-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-192-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-194-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-196-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-198-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-200-0x0000000000400000-0x00000000004A8000-memory.dmp

memory/3164-645-0x0000000005EF0000-0x0000000005F56000-memory.dmp

memory/3164-646-0x0000000006500000-0x000000000650A000-memory.dmp