a310logger | 2f633b054c3d676fa38faf29fdf5162cca6eda93a837a86392adbbf372dc8db3

General

Target

NOIOUIOOO.exe
Size

450KB
MD5

e1b17f95e65af9b57c5f9b917a65c74c
SHA1

7041471174b43d635195c7dbcb380308659df69a
SHA256

b9dfdd034ca5c15f3af2ab24eb48ac79fca0417ef264603a129857cd103eee11
SHA512

45e3c7bfcc84fc4fdb6414b37d6b95496b0984717db7e45885c4c921282cdf6f2c09a3dc097e896415c452892f4bda089c58ba5076de912716ad123652d517c4

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 2 IoCs

resource	yara_rule
behavioral2/memory/2264-123-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral2/memory/2264-124-0x0000000000412452-mapping.dmp	family_stormkitty

A310logger Executable 4 IoCs

resource	yara_rule
behavioral2/memory/2264-123-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral2/memory/2264-124-0x0000000000412452-mapping.dmp	a310logger
behavioral2/files/0x0003000000000691-127.dat	a310logger
behavioral2/files/0x0003000000000691-128.dat	a310logger

Executes dropped EXE 1 IoCs

pid	Process
4056	MZ.exe

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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

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
25	icanhazip.com

Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 416 set thread context of 640	416	NOIOUIOOO.exe	75
PID 640 set thread context of 1172	640	NOIOUIOOO.exe	76
PID 640 set thread context of 2324	640	NOIOUIOOO.exe	82
PID 640 set thread context of 2264	640	NOIOUIOOO.exe	84

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2020	1172	WerFault.exe	76
3544	2324	WerFault.exe	82

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	InstallUtil.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4056	MZ.exe
4056	MZ.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
640	NOIOUIOOO.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
416	NOIOUIOOO.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2264	InstallUtil.exe
Token: SeDebugPrivilege	4056	MZ.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
640	NOIOUIOOO.exe
640	NOIOUIOOO.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 416 wrote to memory of 640	416	NOIOUIOOO.exe	75
PID 416 wrote to memory of 640	416	NOIOUIOOO.exe	75
PID 416 wrote to memory of 640	416	NOIOUIOOO.exe	75
PID 416 wrote to memory of 640	416	NOIOUIOOO.exe	75
PID 640 wrote to memory of 1172	640	NOIOUIOOO.exe	76
PID 640 wrote to memory of 1172	640	NOIOUIOOO.exe	76
PID 640 wrote to memory of 1172	640	NOIOUIOOO.exe	76
PID 640 wrote to memory of 1172	640	NOIOUIOOO.exe	76
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2324	640	NOIOUIOOO.exe	82
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 640 wrote to memory of 2264	640	NOIOUIOOO.exe	84
PID 2264 wrote to memory of 4056	2264	InstallUtil.exe	86
PID 2264 wrote to memory of 4056	2264	InstallUtil.exe	86

C:\Users\Admin\AppData\Local\Temp\NOIOUIOOO.exe
"C:\Users\Admin\AppData\Local\Temp\NOIOUIOOO.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:416
- C:\Users\Admin\AppData\Local\Temp\NOIOUIOOO.exe
  "C:\Users\Admin\AppData\Local\Temp\NOIOUIOOO.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:1172
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 88
      4⤵
      Program crash
      PID:2020
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:2324
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 24
      4⤵
      Program crash
      PID:3544
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    - Checks processor information in registry
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4056

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/416-117-0x0000000003160000-0x0000000003162000-memory.dmp

Filesize
8KB

Download
memory/640-118-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2264-123-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2264-125-0x0000000001370000-0x0000000001371000-memory.dmp

Filesize
4KB

Download
memory/4056-129-0x00000000007A0000-0x00000000007A2000-memory.dmp

Filesize
8KB

Download

Analysis

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