zloader | f84e08a4d83f63cb37f7117f401c242ecbd3ebbd6b7a12fb99332bcf5950f803

Resubmissions

23/01/2024, 11:22

240123-ng2j1ahgel 10

26/06/2020, 17:36

200626-xs19z3xc5a 10

Analysis

max time kernel
150s
max time network
105s
platform
windows10_x64
resource
win10v200430
submitted
26/06/2020, 17:36

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General

Target

SecuriteInfo.com.BScope.TrojanSpy.Ursnif.27559.dll
Size

426KB
MD5

95d3b622d696c1a31dbef624a2e47163
SHA1

8a1c5a4f794af421e7b54471ed7f4a62212721a0
SHA256

f84e08a4d83f63cb37f7117f401c242ecbd3ebbd6b7a12fb99332bcf5950f803
SHA512

c3ac8a246e7d769faa21f330c5c0a0fef4c4e33a6875478e43ee891f367e90fee3ea657b08ba338f6263e38b17efe69b7c5c1c86167afc871b9a20f251fd67d1

Score

10^/10

trojan botnet zloader spyware

Malware Config

Signatures

Discovers systems in the same network 1 TTPs 2 IoCs

discovery

Remote System Discovery

T1018

pid	Process
2300	net.exe
3540	net.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 516	3136	rundll32.exe	66
PID 3136 wrote to memory of 516	3136	rundll32.exe	66
PID 3136 wrote to memory of 516	3136	rundll32.exe	66
PID 516 wrote to memory of 2828	516	rundll32.exe	73
PID 516 wrote to memory of 2828	516	rundll32.exe	73
PID 516 wrote to memory of 2828	516	rundll32.exe	73
PID 516 wrote to memory of 2828	516	rundll32.exe	73
PID 516 wrote to memory of 2828	516	rundll32.exe	73
PID 2828 wrote to memory of 3852	2828	msiexec.exe	74
PID 2828 wrote to memory of 3852	2828	msiexec.exe	74
PID 2828 wrote to memory of 3852	2828	msiexec.exe	74
PID 3852 wrote to memory of 2184	3852	cmd.exe	76
PID 3852 wrote to memory of 2184	3852	cmd.exe	76
PID 3852 wrote to memory of 2184	3852	cmd.exe	76
PID 2828 wrote to memory of 2988	2828	msiexec.exe	77
PID 2828 wrote to memory of 2988	2828	msiexec.exe	77
PID 2828 wrote to memory of 2988	2828	msiexec.exe	77
PID 2988 wrote to memory of 3340	2988	cmd.exe	79
PID 2988 wrote to memory of 3340	2988	cmd.exe	79
PID 2988 wrote to memory of 3340	2988	cmd.exe	79
PID 3340 wrote to memory of 2812	3340	net.exe	80
PID 3340 wrote to memory of 2812	3340	net.exe	80
PID 3340 wrote to memory of 2812	3340	net.exe	80
PID 2828 wrote to memory of 1344	2828	msiexec.exe	81
PID 2828 wrote to memory of 1344	2828	msiexec.exe	81
PID 2828 wrote to memory of 1344	2828	msiexec.exe	81
PID 1344 wrote to memory of 2300	1344	cmd.exe	83
PID 1344 wrote to memory of 2300	1344	cmd.exe	83
PID 1344 wrote to memory of 2300	1344	cmd.exe	83
PID 2828 wrote to memory of 1480	2828	msiexec.exe	84
PID 2828 wrote to memory of 1480	2828	msiexec.exe	84
PID 2828 wrote to memory of 1480	2828	msiexec.exe	84
PID 1480 wrote to memory of 3540	1480	cmd.exe	86
PID 1480 wrote to memory of 3540	1480	cmd.exe	86
PID 1480 wrote to memory of 3540	1480	cmd.exe	86

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2828	msiexec.exe
Token: SeSecurityPrivilege	2828	msiexec.exe

Blacklisted process makes network request 18 IoCs

flow	pid	Process
8	2828	msiexec.exe
9	2828	msiexec.exe
10	2828	msiexec.exe
11	2828	msiexec.exe
12	2828	msiexec.exe
13	2828	msiexec.exe
14	2828	msiexec.exe
15	2828	msiexec.exe
16	2828	msiexec.exe
17	2828	msiexec.exe
18	2828	msiexec.exe
19	2828	msiexec.exe
20	2828	msiexec.exe
21	2828	msiexec.exe
22	2828	msiexec.exe
23	2828	msiexec.exe
24	2828	msiexec.exe
25	2828	msiexec.exe

Runs net.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 516 set thread context of 2828	516	rundll32.exe	73

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2828	msiexec.exe
2828	msiexec.exe
2828	msiexec.exe
2828	msiexec.exe
2828	msiexec.exe
2828	msiexec.exe

Zloader, Terdot, DELoader, ZeusSphinx
Zloader is a malware strain that was initially discovered back in August 2015.
trojan botnet zloader

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.TrojanSpy.Ursnif.27559.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BScope.TrojanSpy.Ursnif.27559.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  - Suspicious use of SetThreadContext
  PID:516
- - C:\Windows\SysWOW64\msiexec.exe
    msiexec.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    - Suspicious use of AdjustPrivilegeToken
    - Blacklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    PID:2828
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ipconfig /all
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3852
    - - C:\Windows\SysWOW64\ipconfig.exe
        
        ipconfig /all
        5⤵
        
        PID:2184
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net config workstation
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2988
    - - C:\Windows\SysWOW64\net.exe
        
        net config workstation
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3340
      - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 config workstation
        6⤵
        
        PID:2812
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net view /all
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1344
    - - C:\Windows\SysWOW64\net.exe
        
        net view /all
        5⤵
        Discovers systems in the same network
        
        PID:2300
  - - C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c net view /all /domain
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1480
    - - C:\Windows\SysWOW64\net.exe
        
        net view /all /domain
        5⤵
        Discovers systems in the same network
        
        PID:3540

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2828-1-0x0000000000610000-0x000000000063B000-memory.dmp

Filesize
172KB

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