masslogger | 422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810

Analysis

max time kernel
136s
max time network
149s
platform
windows7_x64
resource
win7-20220414-en
submitted
24-05-2022 14:31

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General

Target

422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
Size

1.5MB
MD5

cf27e337a9d16df3db80e87ad9eb32c9
SHA1

9dad4990845987bb59d6de330239aa1d74705765
SHA256

422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810
SHA512

b4c688053bb41b147f5efd40f0a369263c46aba511c2cb33ab3b590216bba77e5263a7abd9956438eb9f9869713a11bcf3fdca54b6c27f776237d41c3c1ab223

Score

10^/10

masslogger agilenet ransomware spyware stealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\79FE0CC911\Log.txt

Family

masslogger

Ransom Note

################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/24/2022 3:03:16 PM MassLogger Started: 5/24/2022 3:03:09 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main Payload 34 IoCs

resource	yara_rule
behavioral1/memory/872-54-0x0000000001160000-0x00000000012E4000-memory.dmp	family_masslogger
behavioral1/memory/1480-63-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-64-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-65-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-66-0x00000000004ABCDE-mapping.dmp	family_masslogger
behavioral1/memory/1480-69-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-71-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-74-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-76-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-78-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-80-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-82-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-84-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-86-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-88-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-90-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-92-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-94-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-96-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-98-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-100-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-102-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-104-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-106-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-108-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-110-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-112-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-114-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-116-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-118-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-120-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-122-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-126-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger
behavioral1/memory/1480-124-0x0000000000400000-0x00000000004B0000-memory.dmp	family_masslogger

MassLogger log file 1 IoCs

Detects a log file produced by MassLogger.

yara_rule
masslogger_log_file

Executes dropped EXE 1 IoCs

pid	Process
1480	AddInProcess32.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Control Panel\International\Geo\Nation	AddInProcess32.exe

Loads dropped DLL 1 IoCs

pid	Process
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

resource	yara_rule
behavioral1/memory/872-55-0x0000000000300000-0x0000000000314000-memory.dmp	agile_net

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
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 872 set thread context of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1480	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
1480	AddInProcess32.exe
1480	AddInProcess32.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
Token: SeDebugPrivilege	1480	AddInProcess32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1480	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28
PID 872 wrote to memory of 1480	872	422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe	28

C:\Users\Admin\AppData\Local\Temp\422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe
"C:\Users\Admin\AppData\Local\Temp\422f3b1774d6e486dcf3243ab8bd4b5a898e74d166c6a085174d4691177a4810.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:872
- C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
  "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1480

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/872-55-0x0000000000300000-0x0000000000314000-memory.dmp

Filesize
80KB

Download
memory/872-56-0x0000000000310000-0x0000000000318000-memory.dmp

Filesize
32KB

Download
memory/872-57-0x0000000000350000-0x0000000000358000-memory.dmp

Filesize
32KB

Download
memory/872-58-0x00000000003A0000-0x00000000003A8000-memory.dmp

Filesize
32KB

Download
memory/872-54-0x0000000001160000-0x00000000012E4000-memory.dmp

Filesize
1.5MB

Download
memory/1480-86-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-96-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-65-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-63-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-69-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-71-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-61-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-74-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-76-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-78-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-80-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-82-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-84-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-60-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-88-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-90-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-92-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-94-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-64-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-98-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-100-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-102-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-104-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-106-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-108-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-110-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-112-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-114-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-116-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-118-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-120-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-122-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-126-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-124-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1480-579-0x0000000001FF0000-0x0000000002034000-memory.dmp

Filesize
272KB

Download
memory/1480-581-0x0000000004D75000-0x0000000004D86000-memory.dmp

Filesize
68KB

Download