a310logger | 1018d102af9093b9a03abe9a660360db6be8f752d992bb7159475fccd78949f5

General

Target

Statement SKBMT 09418.exe
Size

993KB
MD5

16fdc46350203434497e1741ea5cd20a
SHA1

f75824509e9ce1b77194724fd34c60bc0c9d28f1
SHA256

1018d102af9093b9a03abe9a660360db6be8f752d992bb7159475fccd78949f5
SHA512

a71d6af40387a94c52d54438fea392969f5f0a330867dc7a2d05de5c07fdfb26724270ca3bbbfaf1ceddd2338254eb158e9ada092fa622315627f0b0553fee12

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

Processes:

resource	yara_rule
behavioral2/memory/3972-129-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral2/memory/3972-130-0x0000000000412452-mapping.dmp	family_stormkitty

A310logger Executable 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3972-129-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral2/memory/3972-130-0x0000000000412452-mapping.dmp	a310logger
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe	a310logger
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe	a310logger

Executes dropped EXE 1 IoCs

Processes:

MZ.exe

pid process

2452 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.

Processes:

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.

pid	process
2452	MZ.exe

flow	ioc
15	icanhazip.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

Statement SKBMT 09418.exeStatement SKBMT 09418.exe

description	pid	process	target process
PID 3152 set thread context of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 1320 set thread context of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe

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

Processes:

InstallUtil.exe

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

Processes:

MZ.exe

pid process

2452 MZ.exe
2452 MZ.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Statement SKBMT 09418.exe

pid process

1320 Statement SKBMT 09418.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

InstallUtil.exeMZ.exe

description pid process

Token: SeDebugPrivilege 3972 InstallUtil.exe
Token: SeDebugPrivilege 2452 MZ.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

Statement SKBMT 09418.exe

pid process

1320 Statement SKBMT 09418.exe
1320 Statement SKBMT 09418.exe

pid	process
2452	MZ.exe
2452	MZ.exe

pid	process
1320	Statement SKBMT 09418.exe

description	pid	process
Token: SeDebugPrivilege	3972	InstallUtil.exe
Token: SeDebugPrivilege	2452	MZ.exe

pid	process
1320	Statement SKBMT 09418.exe
1320	Statement SKBMT 09418.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Statement SKBMT 09418.exeStatement SKBMT 09418.exeInstallUtil.exe

description	pid	process	target process
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 3152 wrote to memory of 1320	3152	Statement SKBMT 09418.exe	Statement SKBMT 09418.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 1320 wrote to memory of 3972	1320	Statement SKBMT 09418.exe	InstallUtil.exe
PID 3972 wrote to memory of 2452	3972	InstallUtil.exe	MZ.exe
PID 3972 wrote to memory of 2452	3972	InstallUtil.exe	MZ.exe

C:\Users\Admin\AppData\Local\Temp\Statement SKBMT 09418.exe
"C:\Users\Admin\AppData\Local\Temp\Statement SKBMT 09418.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3152

C:\Users\Admin\AppData\Local\Temp\Statement SKBMT 09418.exe
"C:\Users\Admin\AppData\Local\Temp\Statement SKBMT 09418.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1320

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:3972

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:2452

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
MD5
1bad0cbd09b05a21157d8255dc801778

SHA1
ff284bba12f011b72e20d4c9537d6c455cdbf228

SHA256
218073bda7a00e780704c1289d5e22ad27bb3ba11f210afa18af33a6ad5176e9

SHA512
4fea56812eba1f1bba17f20d06b509e2a3b4e138562e53c230d0736d596abed4a6a3e43e26936fcd6d107924c8bba41885f34901afa4fd0d37d7e4a93c9b8533

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe
MD5
1bad0cbd09b05a21157d8255dc801778

SHA1
ff284bba12f011b72e20d4c9537d6c455cdbf228

SHA256
218073bda7a00e780704c1289d5e22ad27bb3ba11f210afa18af33a6ad5176e9

SHA512
4fea56812eba1f1bba17f20d06b509e2a3b4e138562e53c230d0736d596abed4a6a3e43e26936fcd6d107924c8bba41885f34901afa4fd0d37d7e4a93c9b8533

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memory/1320-125-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1320-126-0x00000000004024E0-mapping.dmp

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memory/2452-136-0x0000000002620000-0x0000000002622000-memory.dmp

Filesize
8KB

Download
memory/2452-133-0x0000000000000000-mapping.dmp

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memory/3152-123-0x00000000056A0000-0x0000000005732000-memory.dmp

Filesize
584KB

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memory/3152-122-0x0000000004A70000-0x0000000004F6E000-memory.dmp

Filesize
5.0MB

Download
memory/3152-114-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/3152-124-0x0000000007C30000-0x0000000007C84000-memory.dmp

Filesize
336KB

Download
memory/3152-121-0x0000000004A10000-0x0000000004A14000-memory.dmp

Filesize
16KB

Download
memory/3152-120-0x0000000004C70000-0x0000000004C71000-memory.dmp

Filesize
4KB

Download
memory/3152-119-0x00000000049F0000-0x00000000049F1000-memory.dmp

Filesize
4KB

Download
memory/3152-118-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/3152-117-0x0000000004F70000-0x0000000004F71000-memory.dmp

Filesize
4KB

Download
memory/3152-116-0x0000000004930000-0x0000000004931000-memory.dmp

Filesize
4KB

Download
memory/3972-129-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3972-130-0x0000000000412452-mapping.dmp

Download
memory/3972-132-0x00000000026B0000-0x00000000026B1000-memory.dmp

Filesize
4KB

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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