masslogger | 7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d

General

Target

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
Size

834KB
MD5

88bbe622fbf8eb6472d0920dd9bf3535
SHA1

fb650922398f81dc01d93ec5506d540ef139305e
SHA256

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d
SHA512

0f1ab4e2117317914838e0936b1860e59d0cc19bb9c5b7791cf38b2f9d18a84f4bd346115921f31b6f484c5906e19a6e8e3261a105b9ff61aa9c0f2972973f40

Score

10^/10

masslogger spyware stealer

Malware Config

Signatures

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

MassLogger Main Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1460-137-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

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:

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.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.

Processes:

flow ioc

77 api.ipify.org

flow	ioc
77	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

description	pid	process	target process
PID 2340 set thread context of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

pid	process
2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
1460	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
1460	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

description	pid	process
Token: SeDebugPrivilege	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
Token: SeDebugPrivilege	1460	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

description	pid	process	target process
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
PID 2340 wrote to memory of 1460	2340	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe	7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe

C:\Users\Admin\AppData\Local\Temp\7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
"C:\Users\Admin\AppData\Local\Temp\7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2340

C:\Users\Admin\AppData\Local\Temp\7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe
"C:\Users\Admin\AppData\Local\Temp\7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe"
2⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1460

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7ae33c88444c868c904b1c7a7803caf98e4e395939c208bfa3a255dced82f83d.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
memory/1460-136-0x0000000000000000-mapping.dmp

Download
memory/1460-137-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1460-139-0x0000000006780000-0x00000000067E6000-memory.dmp

Filesize
408KB

Download
memory/2340-130-0x0000000000D00000-0x0000000000DD6000-memory.dmp

Filesize
856KB

Download
memory/2340-131-0x0000000005780000-0x000000000581C000-memory.dmp

Filesize
624KB

Download
memory/2340-132-0x0000000005E50000-0x00000000063F4000-memory.dmp

Filesize
5.6MB

Download
memory/2340-133-0x0000000005940000-0x00000000059D2000-memory.dmp

Filesize
584KB

Download
memory/2340-134-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/2340-135-0x00000000058A0000-0x00000000058F6000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads