a310logger | 39cd5c2dd4929b254d9ef4bf758ce2401e49fd5da55ae97ad1939db2cc3acdce

Analysis

max time kernel
5s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 06:29

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General

Target

000100049000TK.exe
Size

955KB
MD5

113f59d0bd4384226e40c17bf899935d
SHA1

4bf159402cefe87d328182fee0e82297b1fff5c5
SHA256

b77f7c59b071608e552cf6ccae6f9e0e3f6790d83ec7d163713b0eedc6eccf25
SHA512

d8e3717916475013e8ec8cc5a5fef303c4467fe66b944f1031ee73ad964a6a699d3c872a305173ac7565e5000ade605e8cef1cbe3ca9438ac1f85993a69a3b78
SSDEEP

12288:gFrXv++Cjkemhes5D9Bq1U50kb9zU9uRyM3/CsUABjFG3CiEN4/PosRbOt/kUQQj:gFrpCDsz2SCyiJA+O9ENGZOMb

Score

10^/10

a310logger stormkitty zgrat collection rat spyware stealer

Malware Config

Signatures

A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
stealer spyware a310logger

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral1/memory/844-4-0x00000000002B0000-0x00000000002C6000-memory.dmp	family_zgrat_v1

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 11 IoCs

resource	yara_rule
behavioral1/memory/2752-35-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2752-33-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2752-31-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2752-27-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2752-25-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/1088-130-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/1088-132-0x0000000000670000-0x00000000006B0000-memory.dmp	family_stormkitty
behavioral1/memory/1088-128-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/784-175-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/784-177-0x0000000001F40000-0x0000000001F80000-memory.dmp	family_stormkitty
behavioral1/memory/784-173-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat

A310logger Executable 11 IoCs

resource	yara_rule
behavioral1/memory/2752-35-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2752-33-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2752-31-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2752-27-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2752-25-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/1088-130-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/1088-132-0x0000000000670000-0x00000000006B0000-memory.dmp	a310logger
behavioral1/memory/1088-128-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/784-175-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/784-177-0x0000000001F40000-0x0000000001F80000-memory.dmp	a310logger
behavioral1/memory/784-173-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger

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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.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.

flow	ioc
2	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 844 set thread context of 2788	844	000100049000TK.exe	29
PID 2788 set thread context of 2752	2788	000100049000TK.exe	28

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

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: GetForegroundWindowSpam 1 IoCs

pid	Process
2788	000100049000TK.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2788	000100049000TK.exe
2788	000100049000TK.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 844 wrote to memory of 2788	844	000100049000TK.exe	29
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28
PID 2788 wrote to memory of 2752	2788	000100049000TK.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\000100049000TK.exe
"C:\Users\Admin\AppData\Local\Temp\000100049000TK.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:844
- C:\Users\Admin\AppData\Local\Temp\000100049000TK.exe
  "C:\Users\Admin\AppData\Local\Temp\000100049000TK.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2788
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:1088
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"
      4⤵
      PID:2120
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:784
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"
      4⤵
      PID:1280

C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
1⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- outlook_office_path
- outlook_win_path
PID:2752
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"
  2⤵
  PID:592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/592-112-0x000007FEF5080000-0x000007FEF5A1D000-memory.dmp

Filesize
9.6MB

Download
memory/592-111-0x000007FEF5080000-0x000007FEF5A1D000-memory.dmp

Filesize
9.6MB

Download
memory/592-115-0x000007FEF5080000-0x000007FEF5A1D000-memory.dmp

Filesize
9.6MB

Download
memory/784-176-0x0000000073B50000-0x00000000740FB000-memory.dmp

Filesize
5.7MB

Download
memory/784-178-0x0000000073B50000-0x00000000740FB000-memory.dmp

Filesize
5.7MB

Download
memory/784-175-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/784-204-0x0000000073B50000-0x00000000740FB000-memory.dmp

Filesize
5.7MB

Download
memory/784-177-0x0000000001F40000-0x0000000001F80000-memory.dmp

Filesize
256KB

Download
memory/784-173-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/784-169-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/844-2-0x0000000004930000-0x0000000004970000-memory.dmp

Filesize
256KB

Download
memory/844-0-0x00000000008A0000-0x0000000000994000-memory.dmp

Filesize
976KB

Download
memory/844-3-0x0000000002200000-0x0000000002278000-memory.dmp

Filesize
480KB

Download
memory/844-18-0x0000000073D90000-0x000000007447E000-memory.dmp

Filesize
6.9MB

Download
memory/844-4-0x00000000002B0000-0x00000000002C6000-memory.dmp

Filesize
88KB

Download
memory/844-1-0x0000000073D90000-0x000000007447E000-memory.dmp

Filesize
6.9MB

Download
memory/1088-132-0x0000000000670000-0x00000000006B0000-memory.dmp

Filesize
256KB

Download
memory/1088-128-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1088-131-0x0000000073BA0000-0x000000007414B000-memory.dmp

Filesize
5.7MB

Download
memory/1088-133-0x0000000073BA0000-0x000000007414B000-memory.dmp

Filesize
5.7MB

Download
memory/1088-130-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1088-159-0x0000000073BA0000-0x000000007414B000-memory.dmp

Filesize
5.7MB

Download
memory/1280-203-0x000007FEF5080000-0x000007FEF5A1D000-memory.dmp

Filesize
9.6MB

Download
memory/1280-202-0x000007FEF5080000-0x000007FEF5A1D000-memory.dmp

Filesize
9.6MB

Download
memory/2120-158-0x000007FEF46E0000-0x000007FEF507D000-memory.dmp

Filesize
9.6MB

Download
memory/2120-157-0x000007FEF46E0000-0x000007FEF507D000-memory.dmp

Filesize
9.6MB

Download
memory/2752-33-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-35-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-108-0x0000000073C70000-0x000000007421B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-101-0x0000000073C70000-0x000000007421B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-113-0x0000000073C70000-0x000000007421B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-31-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-21-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-23-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-37-0x0000000073C70000-0x000000007421B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-38-0x0000000000C40000-0x0000000000C80000-memory.dmp

Filesize
256KB

Download
memory/2752-25-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2752-36-0x0000000073C70000-0x000000007421B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-27-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2788-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2788-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2788-100-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2788-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2788-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2788-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download