a310logger | af06048a49faa8cc34dfc217cea2064b98e6776d4708d9d6f0d7c0c926ff3105

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
29/01/2024, 09:54

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General

Target

7f89e0d7af8a5d3aac55f8e431a7155d.exe
Size

561KB
MD5

7f89e0d7af8a5d3aac55f8e431a7155d
SHA1

e29ae62587d7f6bdd6a0c35b644a2ffd9f256275
SHA256

af06048a49faa8cc34dfc217cea2064b98e6776d4708d9d6f0d7c0c926ff3105
SHA512

def763a9ac715e9443d5afcac7bd8f3028ffa97f19766158fd3e5cdf710b7379182b18529858751422fc46cee79cfe90ade995d73f8e68b92fb560416450def3
SSDEEP

12288:GfX25krtcNSYIgaqmkllWvxgRs0QYst8Lny2Z7ECwfHP9Mkp/Km3fyBGme2:GfX25krtcNSYIgdu704a1/+/0Gmt

Score

10^/10

a310logger stormkitty collection 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 8 IoCs

resource	yara_rule
behavioral1/memory/2372-15-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2372-13-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2372-19-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2372-21-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2372-23-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2372-25-0x0000000000A90000-0x0000000000AD0000-memory.dmp	family_stormkitty
behavioral1/memory/2052-114-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral1/memory/2052-116-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty

A310logger Executable 9 IoCs

resource	yara_rule
behavioral1/memory/2372-15-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2372-13-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2372-19-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2372-21-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2372-23-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2372-25-0x0000000000A90000-0x0000000000AD0000-memory.dmp	a310logger
behavioral1/files/0x003d000000015ce4-90.dat	a310logger
behavioral1/memory/2052-114-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral1/memory/2052-116-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger

Executes dropped EXE 2 IoCs

pid	Process
2520	MZ.exe
1100	MZ.exe

Loads dropped DLL 2 IoCs

pid	Process
2372	InstallUtil.exe
2052	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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\16.0\Outlook\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
4	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 2516 set thread context of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2976 set thread context of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 set thread context of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 set thread context of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36

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 4 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
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
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2520	MZ.exe
2520	MZ.exe
1100	MZ.exe
1100	MZ.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2520	MZ.exe
Token: SeDebugPrivilege	1100	MZ.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe
2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe

Suspicious use of WriteProcessMemory 45 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2516 wrote to memory of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2516 wrote to memory of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2516 wrote to memory of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2516 wrote to memory of 2976	2516	7f89e0d7af8a5d3aac55f8e431a7155d.exe	28
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2976 wrote to memory of 2372	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	29
PID 2372 wrote to memory of 2520	2372	InstallUtil.exe	31
PID 2372 wrote to memory of 2520	2372	InstallUtil.exe	31
PID 2372 wrote to memory of 2520	2372	InstallUtil.exe	31
PID 2372 wrote to memory of 2520	2372	InstallUtil.exe	31
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2976 wrote to memory of 2052	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	34
PID 2052 wrote to memory of 1100	2052	InstallUtil.exe	35
PID 2052 wrote to memory of 1100	2052	InstallUtil.exe	35
PID 2052 wrote to memory of 1100	2052	InstallUtil.exe	35
PID 2052 wrote to memory of 1100	2052	InstallUtil.exe	35
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36
PID 2976 wrote to memory of 1264	2976	7f89e0d7af8a5d3aac55f8e431a7155d.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\7f89e0d7af8a5d3aac55f8e431a7155d.exe
"C:\Users\Admin\AppData\Local\Temp\7f89e0d7af8a5d3aac55f8e431a7155d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Users\Admin\AppData\Local\Temp\7f89e0d7af8a5d3aac55f8e431a7155d.exe
  "C:\Users\Admin\AppData\Local\Temp\7f89e0d7af8a5d3aac55f8e431a7155d.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Checks processor information in registry
    - Suspicious use of WriteProcessMemory
    PID:2372
  - - 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:2520
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    - Loads dropped DLL
    - Accesses Microsoft Outlook profiles
    - Checks processor information in registry
    - Suspicious use of WriteProcessMemory
    - outlook_office_path
    - outlook_win_path
    PID:2052
  - - 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:1100
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:1264

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
33343d61629175bd9ad39742e37aa93a

SHA1
0b7bdf4060894ca5f1cc71c67d721dcad8a39c40

SHA256
e32fac13ea5cb241b1589e73f164632989ca97af0604c328b1fa55a4cd28da81

SHA512
11f420ec3fe1e1a83f2ac04d889871062e4284cb7f4ab2c5e4cdd73af8be84db9737c43710dfdf611fc0f60da4e5ed6a91001f3f5cb9ffc20b936391df986eeb

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
df253ba4332380a52617f3006ec7228b

SHA1
658ce6109d87c79146bd983aa0f5e4e6a6c4af55

SHA256
dcad3457234aaa66b2fe7925397ddfca9c00181e7f25b36a8539090a8590faf6

SHA512
7ca6c5ae88b30c9b14d8d37e542c347bfd1f8aa55a7984d245b2aba22a24392506731fa3ae13c6efcd59dadc7da39ad20aa5de447b29f103557c9b1c237e50ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab31EB.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar326B.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe

Filesize
20KB

MD5
1bad0cbd09b05a21157d8255dc801778

SHA1
ff284bba12f011b72e20d4c9537d6c455cdbf228

SHA256
218073bda7a00e780704c1289d5e22ad27bb3ba11f210afa18af33a6ad5176e9

SHA512
4fea56812eba1f1bba17f20d06b509e2a3b4e138562e53c230d0736d596abed4a6a3e43e26936fcd6d107924c8bba41885f34901afa4fd0d37d7e4a93c9b8533

Download Submit
memory/1100-143-0x000007FEF5310000-0x000007FEF5CAD000-memory.dmp

Filesize
9.6MB

Download
memory/1100-144-0x0000000001E50000-0x0000000001ED0000-memory.dmp

Filesize
512KB

Download
memory/1100-145-0x000007FEF5310000-0x000007FEF5CAD000-memory.dmp

Filesize
9.6MB

Download
memory/2052-119-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2052-116-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2052-114-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2052-117-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2052-118-0x00000000006C0000-0x0000000000700000-memory.dmp

Filesize
256KB

Download
memory/2052-146-0x0000000074850000-0x0000000074DFB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-15-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-25-0x0000000000A90000-0x0000000000AD0000-memory.dmp

Filesize
256KB

Download
memory/2372-24-0x0000000074920000-0x0000000074ECB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-23-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-21-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-26-0x0000000074920000-0x0000000074ECB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-13-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-98-0x0000000074920000-0x0000000074ECB000-memory.dmp

Filesize
5.7MB

Download
memory/2372-11-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2372-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2372-19-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2516-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2516-2-0x00000000000F0000-0x00000000000F2000-memory.dmp

Filesize
8KB

Download
memory/2520-100-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2520-96-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2520-97-0x000007FEF5CB0000-0x000007FEF664D000-memory.dmp

Filesize
9.6MB

Download
memory/2976-99-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2976-8-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2976-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2976-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download