a310logger | f0f118c8bca327b5a4d164509fae627e4bd37b087abc1b7c2e337bfc8e3ff90e

Analysis

max time kernel
153s
max time network
116s
platform
windows10_x64
resource
win10v20210408
submitted
03-09-2021 06:21

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General

Target

INVOICE#09090002.exe
Size

592KB
MD5

8146345093404dfc79a943b0da184e47
SHA1

1472f04b7d707f523bc98975fc593c78ae5f4710
SHA256

f0f118c8bca327b5a4d164509fae627e4bd37b087abc1b7c2e337bfc8e3ff90e
SHA512

a8c3e5cb167bd8a104af57339cf997e052426817a4784bfde13e768d9f54aeee8bd39cad5ecbe4a61de561261709003caad7864d6e7b53871ae125c3d4d472cd

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
behavioral2/memory/1272-128-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral2/memory/1272-129-0x0000000000412452-mapping.dmp	family_stormkitty
behavioral2/memory/3340-136-0x0000000000412452-mapping.dmp	family_stormkitty

A310logger Executable 7 IoCs

resource	yara_rule
behavioral2/memory/1272-128-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral2/memory/1272-129-0x0000000000412452-mapping.dmp	a310logger
behavioral2/files/0x000200000001ab43-133.dat	a310logger
behavioral2/files/0x000200000001ab43-132.dat	a310logger
behavioral2/memory/3340-136-0x0000000000412452-mapping.dmp	a310logger
behavioral2/files/0x000100000001ab4c-140.dat	a310logger
behavioral2/files/0x000100000001ab4c-141.dat	a310logger

Executes dropped EXE 2 IoCs

pid	Process
3980	MZ.exe
4000	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
15	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 804 set thread context of 3756	804	INVOICE#09090002.exe	76
PID 3756 set thread context of 2880	3756	INVOICE#09090002.exe	77
PID 3756 set thread context of 1272	3756	INVOICE#09090002.exe	83
PID 3756 set thread context of 3340	3756	INVOICE#09090002.exe	86

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
192	2880	WerFault.exe	77

Checks processor information in registry 2 TTPs 4 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
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 6 IoCs

pid	Process
804	INVOICE#09090002.exe
804	INVOICE#09090002.exe
3980	MZ.exe
3980	MZ.exe
4000	MZ.exe
4000	MZ.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3756	INVOICE#09090002.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	804	INVOICE#09090002.exe
Token: SeDebugPrivilege	1272	InstallUtil.exe
Token: SeDebugPrivilege	3980	MZ.exe
Token: SeDebugPrivilege	3340	InstallUtil.exe
Token: SeDebugPrivilege	4000	MZ.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3756	INVOICE#09090002.exe
3756	INVOICE#09090002.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 804 wrote to memory of 3732	804	INVOICE#09090002.exe	75
PID 804 wrote to memory of 3732	804	INVOICE#09090002.exe	75
PID 804 wrote to memory of 3732	804	INVOICE#09090002.exe	75
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 804 wrote to memory of 3756	804	INVOICE#09090002.exe	76
PID 3756 wrote to memory of 2880	3756	INVOICE#09090002.exe	77
PID 3756 wrote to memory of 2880	3756	INVOICE#09090002.exe	77
PID 3756 wrote to memory of 2880	3756	INVOICE#09090002.exe	77
PID 3756 wrote to memory of 2880	3756	INVOICE#09090002.exe	77
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 3756 wrote to memory of 1272	3756	INVOICE#09090002.exe	83
PID 1272 wrote to memory of 3980	1272	InstallUtil.exe	85
PID 1272 wrote to memory of 3980	1272	InstallUtil.exe	85
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3756 wrote to memory of 3340	3756	INVOICE#09090002.exe	86
PID 3340 wrote to memory of 4000	3340	InstallUtil.exe	87
PID 3340 wrote to memory of 4000	3340	InstallUtil.exe	87

C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:804
- C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe"
  2⤵
  PID:3732
- C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE#09090002.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3756
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:2880
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 88
      4⤵
      Program crash
      PID:192
- - 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:1272
  - - 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:3980
- - 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:3340
  - - 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:4000

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/804-121-0x00000000051B0000-0x00000000051B1000-memory.dmp

Filesize
4KB

Download
memory/804-119-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/804-116-0x00000000056F0000-0x00000000056F1000-memory.dmp

Filesize
4KB

Download
memory/804-114-0x0000000000940000-0x0000000000941000-memory.dmp

Filesize
4KB

Download
memory/804-120-0x0000000005190000-0x000000000519F000-memory.dmp

Filesize
60KB

Download
memory/804-117-0x0000000005290000-0x0000000005291000-memory.dmp

Filesize
4KB

Download
memory/804-118-0x0000000005330000-0x00000000053A1000-memory.dmp

Filesize
452KB

Download
memory/1272-128-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1272-130-0x0000000001660000-0x0000000001661000-memory.dmp

Filesize
4KB

Download
memory/3340-138-0x0000000002D80000-0x0000000002D81000-memory.dmp

Filesize
4KB

Download
memory/3756-122-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3980-134-0x0000000002950000-0x0000000002952000-memory.dmp

Filesize
8KB

Download
memory/4000-143-0x0000000002460000-0x0000000002462000-memory.dmp

Filesize
8KB

Download