a310logger | 9fd0e322d18f9aa1419a05f6df740f13187b61e3643d78ad8b39821b27756f39

General

Target

DC9087009000.exe
Size

564KB
MD5

1a38c8b2bd82b0c0efd9bcdd6a02d5c8
SHA1

6ce1c0fb181c34931809ceac48d36c7c2b40e769
SHA256

99725d77056555125ea584b0ea92984abdb963950773181c61808a45ab3905a4
SHA512

0b29c653c15552ee2dde3e3acae1397f8642d4f26d635b9d3f5b25e1aafb25d6df1f78053d5cbc4ebf43c0ffda6f1ef2e8f0b367e0480dec5bcfc2c2a409ae7a

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

Processes:

resource	yara_rule
behavioral2/memory/3688-126-0x0000000000400000-0x0000000000418000-memory.dmp	family_stormkitty
behavioral2/memory/3688-127-0x0000000000412452-mapping.dmp	family_stormkitty
behavioral2/memory/888-136-0x0000000000412452-mapping.dmp	family_stormkitty

A310logger Executable 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3688-126-0x0000000000400000-0x0000000000418000-memory.dmp	a310logger
behavioral2/memory/3688-127-0x0000000000412452-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
behavioral2/memory/888-136-0x0000000000412452-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 2 IoCs

Processes:

MZ.exeMZ.exe

pid process

2152 MZ.exe
2804 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

13 icanhazip.com
Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.

pid	process
2152	MZ.exe
2804	MZ.exe

flow	ioc
13	icanhazip.com

Suspicious use of SetThreadContext 4 IoCs

Processes:

DC9087009000.exeDC9087009000.exe

description	pid	process	target process
PID 568 set thread context of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 2792 set thread context of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 set thread context of 1504	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 set thread context of 888	2792	DC9087009000.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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2324 1504 WerFault.exe InstallUtil.exe

pid	pid_target	process	target process
2324	1504	WerFault.exe	InstallUtil.exe

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

Processes:

InstallUtil.exeInstallUtil.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
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 4 IoCs

Processes:

MZ.exeMZ.exe

pid process

2152 MZ.exe
2152 MZ.exe
2804 MZ.exe
2804 MZ.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

DC9087009000.exe

pid process

2792 DC9087009000.exe

pid	process
2152	MZ.exe
2152	MZ.exe
2804	MZ.exe
2804	MZ.exe

pid	process
2792	DC9087009000.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

InstallUtil.exeMZ.exeInstallUtil.exeMZ.exe

description	pid	process
Token: SeDebugPrivilege	3688	InstallUtil.exe
Token: SeDebugPrivilege	2152	MZ.exe
Token: SeDebugPrivilege	888	InstallUtil.exe
Token: SeDebugPrivilege	2804	MZ.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

DC9087009000.exe

pid process

2792 DC9087009000.exe
2792 DC9087009000.exe

pid	process
2792	DC9087009000.exe
2792	DC9087009000.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

DC9087009000.exeDC9087009000.exeInstallUtil.exeInstallUtil.exe

description	pid	process	target process
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 568 wrote to memory of 2792	568	DC9087009000.exe	DC9087009000.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 3688	2792	DC9087009000.exe	InstallUtil.exe
PID 3688 wrote to memory of 2152	3688	InstallUtil.exe	MZ.exe
PID 3688 wrote to memory of 2152	3688	InstallUtil.exe	MZ.exe
PID 2792 wrote to memory of 1504	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 1504	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 1504	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 1504	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 2792 wrote to memory of 888	2792	DC9087009000.exe	InstallUtil.exe
PID 888 wrote to memory of 2804	888	InstallUtil.exe	MZ.exe
PID 888 wrote to memory of 2804	888	InstallUtil.exe	MZ.exe

C:\Users\Admin\AppData\Local\Temp\DC9087009000.exe
"C:\Users\Admin\AppData\Local\Temp\DC9087009000.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:568
- C:\Users\Admin\AppData\Local\Temp\DC9087009000.exe
  "C:\Users\Admin\AppData\Local\Temp\DC9087009000.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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:3688
  - - 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:2152
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"
    3⤵
    PID:1504
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 88
      4⤵
      Program crash
      PID:2324
- - 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:888
  - - 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:2804

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0\UsageLogs\MZ.exe.log

MD5
0d96352b982082afe2903d10c1b819a2

SHA1
37067f1193b4a3deaf27f35a09ddba8e2adee680

SHA256
825a471d43d2b81bed778b2bd7a3bf1a2b22a81c3b0de3c68bc2aa9c5bebcec2

SHA512
e55862d182b1f1bc1b296cb213e2c576f545120678e2be930dbcf764069ecb9eb3737cfa010c0a4861a5a20605bfae42a49b955d80006c52bd1486b7134bc2af

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\InstallUtil.exe.log

MD5
a62535934fa7300b21d015be8236a2e5

SHA1
d94f020f9f0f299c46c0ce9b141a3b9da0f32814

SHA256
3efaf87f4602570f0be76f4bd246425060a2731f83aec474d7f354f8e6f62c70

SHA512
69761425416d2de37dc8934232160e2b8912b433cf8cbfc5505bc00d0c227624808c6414297addb91c966ff27045e9c4679af916efb563576c6fa23fdff1c5a5

Download Submit
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

Download Submit
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

Download Submit
memory/568-121-0x0000000004F50000-0x0000000004F5F000-memory.dmp

Filesize
60KB

Download
memory/568-116-0x0000000004E80000-0x0000000004EF1000-memory.dmp

Filesize
452KB

Download
memory/568-117-0x0000000005480000-0x0000000005481000-memory.dmp

Filesize
4KB

Download
memory/568-118-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/568-119-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download
memory/568-114-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/568-120-0x0000000004E70000-0x0000000004E71000-memory.dmp

Filesize
4KB

Download
memory/888-138-0x00000000030F0000-0x00000000030F1000-memory.dmp

Filesize
4KB

Download
memory/888-136-0x0000000000412452-mapping.dmp

Download
memory/1504-134-0x0000000000412452-mapping.dmp

Download
memory/2152-132-0x00000000014A0000-0x00000000014A2000-memory.dmp

Filesize
8KB

Download
memory/2152-129-0x0000000000000000-mapping.dmp

Download
memory/2792-122-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2792-123-0x00000000004024E0-mapping.dmp

Download
memory/2804-139-0x0000000000000000-mapping.dmp

Download
memory/2804-143-0x0000000002930000-0x0000000002932000-memory.dmp

Filesize
8KB

Download
memory/3688-128-0x00000000025F0000-0x00000000025F1000-memory.dmp

Filesize
4KB

Download
memory/3688-127-0x0000000000412452-mapping.dmp

Download
memory/3688-126-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads