a310logger | 84c1024292142c4d234701e830aedcbd865311693f0d8ac75596deee268c7db5

General

Target

5f70bb21955777e10ca01ead27d16b44.exe
Size

1.0MB
MD5

5f70bb21955777e10ca01ead27d16b44
SHA1

2f7d8adfb506718346d94177103d1d976380a9b4
SHA256

84c1024292142c4d234701e830aedcbd865311693f0d8ac75596deee268c7db5
SHA512

69f55a7902a4241c008c745a8f3bbc261bf0f9698f0b0b93aafb6ab8ce47b4e0eba47879e32404d6c3cdfab14cf55f60d5de4c34050bcb377f7f92a5a1ed16f4

Score

10^/10

a310logger stormkitty spyware stealer

Malware Config

Signatures

A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
stealer spyware a310logger
StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty Payload 3 IoCs

resource	yara_rule
behavioral1/files/0x00030000000130fa-71.dat	family_stormkitty
behavioral1/files/0x00030000000130fa-73.dat	family_stormkitty
behavioral1/files/0x00030000000130fa-74.dat	family_stormkitty

A310logger Executable 3 IoCs

resource	yara_rule
behavioral1/files/0x00030000000130fa-71.dat	a310logger
behavioral1/files/0x00030000000130fa-73.dat	a310logger
behavioral1/files/0x00030000000130fa-74.dat	a310logger

Executes dropped EXE 2 IoCs

pid	Process
1272	PASSWORDSNET4.exe
1620	CREDITCARDNET4.exe

Loads dropped DLL 2 IoCs

pid	Process
540	5f70bb21955777e10ca01ead27d16b44.exe
540	5f70bb21955777e10ca01ead27d16b44.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1092 set thread context of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	PASSWORDSNET4.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	PASSWORDSNET4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
540	5f70bb21955777e10ca01ead27d16b44.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 1092 wrote to memory of 540	1092	5f70bb21955777e10ca01ead27d16b44.exe	29
PID 540 wrote to memory of 1272	540	5f70bb21955777e10ca01ead27d16b44.exe	30
PID 540 wrote to memory of 1272	540	5f70bb21955777e10ca01ead27d16b44.exe	30
PID 540 wrote to memory of 1272	540	5f70bb21955777e10ca01ead27d16b44.exe	30
PID 540 wrote to memory of 1272	540	5f70bb21955777e10ca01ead27d16b44.exe	30
PID 540 wrote to memory of 1620	540	5f70bb21955777e10ca01ead27d16b44.exe	32
PID 540 wrote to memory of 1620	540	5f70bb21955777e10ca01ead27d16b44.exe	32
PID 540 wrote to memory of 1620	540	5f70bb21955777e10ca01ead27d16b44.exe	32
PID 540 wrote to memory of 1620	540	5f70bb21955777e10ca01ead27d16b44.exe	32

C:\Users\Admin\AppData\Local\Temp\5f70bb21955777e10ca01ead27d16b44.exe
"C:\Users\Admin\AppData\Local\Temp\5f70bb21955777e10ca01ead27d16b44.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\5f70bb21955777e10ca01ead27d16b44.exe
  "C:\Users\Admin\AppData\Local\Temp\5f70bb21955777e10ca01ead27d16b44.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:540
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\PASSWORDSNET4.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\PASSWORDSNET4.exe
    3⤵
    - Executes dropped EXE
    - Checks processor information in registry
    PID:1272
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\CREDITCARDNET4.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\CREDITCARDNET4.exe
    3⤵
    - Executes dropped EXE
    PID:1620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/540-70-0x00000000757D1000-0x00000000757D3000-memory.dmp

Filesize
8KB

Download
memory/540-77-0x00000000001A0000-0x00000000001A2000-memory.dmp

Filesize
8KB

Download
memory/540-66-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/1092-64-0x0000000008FC0000-0x0000000009075000-memory.dmp

Filesize
724KB

Download
memory/1092-60-0x00000000008F0000-0x00000000008F1000-memory.dmp

Filesize
4KB

Download
memory/1092-63-0x00000000003A0000-0x00000000003B0000-memory.dmp

Filesize
64KB

Download
memory/1092-62-0x0000000004930000-0x0000000004931000-memory.dmp

Filesize
4KB

Download
memory/1092-65-0x0000000005150000-0x00000000051C1000-memory.dmp

Filesize
452KB

Download
memory/1272-75-0x0000000000360000-0x0000000000361000-memory.dmp

Filesize
4KB

Download
memory/1620-82-0x0000000001090000-0x0000000001091000-memory.dmp

Filesize
4KB

Download

Analysis

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