a310logger | 5376e7e271739ec94123ba33b4061ace8309950174746e962c8bade29b571984

General

Target

quotation （HY20 PP .pif.exe
Size

1.2MB
MD5

60d4e7791158258a1c7a50570021acb3
SHA1

107cbdad79622f6112f4d5eaa2319ea85fa97a9f
SHA256

5376e7e271739ec94123ba33b4061ace8309950174746e962c8bade29b571984
SHA512

6f8f6ad7ea17b8b4af31c013ee14272b2cdd6babf5c7775adbeccd9c9fb047a55ab75d8a46d69efc7826909d367ed9558aacf9195e2cf29a3eccbb71101902ce

Score

10^/10

a310logger spyware stealer

Malware Config

Signatures

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

A310logger Executable 2 IoCs

resource	yara_rule
behavioral2/memory/4000-122-0x00000000004E3B9A-mapping.dmp	a310logger
behavioral2/memory/4000-121-0x0000000000400000-0x00000000004EE000-memory.dmp	a310logger

Executes dropped EXE 1 IoCs

pid	Process
3952	DPbCHzYS.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 804 set thread context of 2244	804	quotation （HY20 PP .pif.exe	75
PID 2244 set thread context of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 set thread context of 2920	2244	quotation （HY20 PP .pif.exe	78

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
3020	2920	WerFault.exe	78

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2244	quotation （HY20 PP .pif.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
804	quotation （HY20 PP .pif.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2244	quotation （HY20 PP .pif.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2244	quotation （HY20 PP .pif.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 804 wrote to memory of 2244	804	quotation （HY20 PP .pif.exe	75
PID 804 wrote to memory of 2244	804	quotation （HY20 PP .pif.exe	75
PID 804 wrote to memory of 2244	804	quotation （HY20 PP .pif.exe	75
PID 804 wrote to memory of 2244	804	quotation （HY20 PP .pif.exe	75
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 4000	2244	quotation （HY20 PP .pif.exe	77
PID 2244 wrote to memory of 2920	2244	quotation （HY20 PP .pif.exe	78
PID 2244 wrote to memory of 2920	2244	quotation （HY20 PP .pif.exe	78
PID 2244 wrote to memory of 2920	2244	quotation （HY20 PP .pif.exe	78
PID 2244 wrote to memory of 2920	2244	quotation （HY20 PP .pif.exe	78
PID 4000 wrote to memory of 3952	4000	AppLaunch.exe	81
PID 4000 wrote to memory of 3952	4000	AppLaunch.exe	81
PID 2244 wrote to memory of 736	2244	quotation （HY20 PP .pif.exe	85
PID 2244 wrote to memory of 736	2244	quotation （HY20 PP .pif.exe	85
PID 2244 wrote to memory of 736	2244	quotation （HY20 PP .pif.exe	85
PID 736 wrote to memory of 1560	736	WinMail.exe	86
PID 736 wrote to memory of 1560	736	WinMail.exe	86

C:\Users\Admin\AppData\Local\Temp\quotation （HY20 PP .pif.exe
"C:\Users\Admin\AppData\Local\Temp\quotation （HY20 PP .pif.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:804
- C:\Users\Admin\AppData\Local\Temp\quotation （HY20 PP .pif.exe
  "C:\Users\Admin\AppData\Local\Temp\quotation （HY20 PP .pif.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4000
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\DPbCHzYS.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\DPbCHzYS.exe"
      4⤵
      Executes dropped EXE
      PID:3952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    PID:2920
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 88
      4⤵
      Program crash
      PID:3020
- - C:\Program Files (x86)\Windows Mail\WinMail.exe
    "C:\Program Files (x86)\Windows Mail\WinMail" OCInstallUserConfigOE
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:736
  - - C:\Program Files\Windows Mail\WinMail.exe
      "C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE
      4⤵
      PID:1560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/804-118-0x0000000002B00000-0x0000000002BAE000-memory.dmp

Filesize
696KB

Download
memory/2244-119-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/3952-605-0x00000000024C0000-0x00000000024C2000-memory.dmp

Filesize
8KB

Download
memory/4000-597-0x0000000008F60000-0x0000000008F61000-memory.dmp

Filesize
4KB

Download
memory/4000-596-0x0000000008F70000-0x0000000008F71000-memory.dmp

Filesize
4KB

Download
memory/4000-121-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download

Analysis

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