0b68bc5c0df6f79fc25b191dc85bf3b5d9c3e2c9b77a3b64fe258d81cfe7169e

Analysis

max time kernel
37s
max time network
124s
platform
windows10_x64
resource
win10v20210408
submitted
31/08/2021, 07:21

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General

Target
agzdky.dll
Size 1.5MB
Sample210831-78t6zy7pse
SHA256 0b68bc5c0df6f79fc25b191dc85bf3b5d9c3e2c9b77a3b64fe258d81cfe7169e
MD5 741de7d4a541c817d07dfa96dbd009f7
SHA1 03d6a1bd12f31c2cd8ac5fda39874c0a9a8824f8
SHA512 6ee82d6744166a3271d7569a8b908f314e2569e64a4e7216301d4cf0791581309cd5d93810ac59fdef2a6efec368436acec9c9a078faa56ddc0cf568daa7daec
MD5 SHA1 SHA512

Score

8^/10

spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
16	4924	rundll32.exe
17	4924	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
4924	rundll32.exe

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
908	4924	WerFault.exe	69

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe
908	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	908	WerFault.exe
Token: SeBackupPrivilege	908	WerFault.exe
Token: SeDebugPrivilege	908	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 4924	4796	rundll32.exe	69
PID 4796 wrote to memory of 4924	4796	rundll32.exe	69
PID 4796 wrote to memory of 4924	4796	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\agzdky.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\agzdky.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:4924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4924 -s 1520
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4924-116-0x0000000073720000-0x00000000738AE000-memory.dmp

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memory/4924-115-0x0000000073720000-0x00000000737B1000-memory.dmp

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memory/4924-117-0x0000000003000000-0x00000000030AE000-memory.dmp

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