a310logger | 5376e7e271739ec94123ba33b4061ace8309950174746e962c8bade29b571984

Analysis

max time kernel
140s
max time network
150s
platform
windows10_x64
resource
win10v20210408
submitted
17-08-2021 14:11

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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 3 IoCs

resource	yara_rule
behavioral2/memory/2796-121-0x0000000000400000-0x00000000004EE000-memory.dmp	a310logger
behavioral2/memory/2796-122-0x00000000004E3B9A-mapping.dmp	a310logger
behavioral2/memory/3080-126-0x00000000004E3B9A-mapping.dmp	a310logger

Executes dropped EXE 1 IoCs

pid	Process
2852	rRgzNHEs.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 3128 set thread context of 2416	3128	quotation （HY20 PP .pif.exe	76
PID 2416 set thread context of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 set thread context of 3080	2416	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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2416	quotation （HY20 PP .pif.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3128	quotation （HY20 PP .pif.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2416	quotation （HY20 PP .pif.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2416	quotation （HY20 PP .pif.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 2416	3128	quotation （HY20 PP .pif.exe	76
PID 3128 wrote to memory of 2416	3128	quotation （HY20 PP .pif.exe	76
PID 3128 wrote to memory of 2416	3128	quotation （HY20 PP .pif.exe	76
PID 3128 wrote to memory of 2416	3128	quotation （HY20 PP .pif.exe	76
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 2796	2416	quotation （HY20 PP .pif.exe	77
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 2416 wrote to memory of 3080	2416	quotation （HY20 PP .pif.exe	78
PID 3080 wrote to memory of 2852	3080	AppLaunch.exe	79
PID 3080 wrote to memory of 2852	3080	AppLaunch.exe	79
PID 2416 wrote to memory of 2032	2416	quotation （HY20 PP .pif.exe	80
PID 2416 wrote to memory of 2032	2416	quotation （HY20 PP .pif.exe	80
PID 2416 wrote to memory of 2032	2416	quotation （HY20 PP .pif.exe	80
PID 2032 wrote to memory of 1104	2032	WinMail.exe	81
PID 2032 wrote to memory of 1104	2032	WinMail.exe	81

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:3128
- 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:2416
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    PID:2796
- - 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:3080
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\rRgzNHEs.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\rRgzNHEs.exe"
      4⤵
      Executes dropped EXE
      PID:2852
- - C:\Program Files (x86)\Windows Mail\WinMail.exe
    "C:\Program Files (x86)\Windows Mail\WinMail" OCInstallUserConfigOE
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2032
  - - C:\Program Files\Windows Mail\WinMail.exe
      "C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE
      4⤵
      PID:1104

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2416-120-0x0000000000400000-0x000000000050A000-memory.dmp

Filesize
1.0MB

Download
memory/2796-121-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/2796-1072-0x00000000093F0000-0x00000000093F1000-memory.dmp

Filesize
4KB

Download
memory/2852-1081-0x0000000002710000-0x0000000002712000-memory.dmp

Filesize
8KB

Download
memory/3080-1073-0x0000000008ED0000-0x0000000008ED1000-memory.dmp

Filesize
4KB

Download
memory/3080-1067-0x0000000008EE0000-0x0000000008EE1000-memory.dmp

Filesize
4KB

Download
memory/3128-119-0x0000000002DB0000-0x0000000002DB2000-memory.dmp

Filesize
8KB

Download