a310logger | 9e4b6c3beacf15788e4ab0c3dc67962de4e1181854ea65124ba7231ff88730dc

Analysis

max time kernel
151s
max time network
53s
platform
windows7_x64
resource
win7v20210408
submitted
22-07-2021 06:09

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General

Target

10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
Size

897KB
MD5

6f260afdc367ce34cc44584c35ef7da1
SHA1

b9c1be8368b9947a85e70ddee94b35c8dde43771
SHA256

9e4b6c3beacf15788e4ab0c3dc67962de4e1181854ea65124ba7231ff88730dc
SHA512

9ab7f18ec6bda4eb488fbf54dfb44d4554e168961559559f32d8ebbcb4af7e7cd4ea48d58a9c3206033724004ebafc71bcb04a8c9b5edd16fd4256e4442bccbb

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
behavioral1/memory/1664-71-0x0000000000412452-mapping.dmp	family_stormkitty
behavioral1/memory/1664-70-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty

A310logger Executable 5 IoCs

resource	yara_rule
behavioral1/memory/1664-71-0x0000000000412452-mapping.dmp	a310logger
behavioral1/memory/1664-70-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/files/0x00040000000130cc-75.dat	a310logger
behavioral1/files/0x00040000000130cc-77.dat	a310logger
behavioral1/files/0x00040000000130cc-78.dat	a310logger

Executes dropped EXE 1 IoCs

pid	Process
636	MZ.exe

Loads dropped DLL 1 IoCs

pid	Process
1664	InstallUtil.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
6	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 2 IoCs

description	pid	Process	procid_target
PID 2020 set thread context of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 1820 set thread context of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28

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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
636	MZ.exe
636	MZ.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
Token: SeDebugPrivilege	636	MZ.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 516	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	26
PID 2020 wrote to memory of 516	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	26
PID 2020 wrote to memory of 516	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	26
PID 2020 wrote to memory of 516	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	26
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 2020 wrote to memory of 1820	2020	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	27
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1820 wrote to memory of 1664	1820	10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe	28
PID 1664 wrote to memory of 636	1664	InstallUtil.exe	33
PID 1664 wrote to memory of 636	1664	InstallUtil.exe	33
PID 1664 wrote to memory of 636	1664	InstallUtil.exe	33
PID 1664 wrote to memory of 636	1664	InstallUtil.exe	33

C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
"C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
  "C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"
  2⤵
  PID:516
- C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
  "C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    - Loads dropped DLL
    - Checks processor information in registry
    - Suspicious use of WriteProcessMemory
    PID:1664
  - - 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:636

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/636-79-0x0000000000AC0000-0x0000000000AC2000-memory.dmp

Filesize
8KB

Download
memory/1664-70-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1664-74-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/1820-69-0x00000000754F1000-0x00000000754F3000-memory.dmp

Filesize
8KB

Download
memory/1820-73-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1820-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2020-60-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/2020-64-0x00000000004A0000-0x00000000004AF000-memory.dmp

Filesize
60KB

Download
memory/2020-63-0x0000000004640000-0x00000000046B1000-memory.dmp

Filesize
452KB

Download
memory/2020-62-0x0000000002090000-0x0000000002091000-memory.dmp

Filesize
4KB

Download