242e00c2c3bfb41930b292448f79ac53cbec0f7315d4f71c23326a8ed5a51368

General

Target

cred.dll
Size

1.0MB
MD5

2b999ca7b09926583ba69257303e073a
SHA1

4533c1084c516fe80b85b59bcad441827573548a
SHA256

242e00c2c3bfb41930b292448f79ac53cbec0f7315d4f71c23326a8ed5a51368
SHA512

36fb0549181d75370893822e351107265763256a454cbdf37985bfbfb03401b3929cb2a15d931d89adac67206358e7a6f53dea6047665bb4198ba3092e656464
SSDEEP

24576:keBhVxYlZdpaTomP/xscCJnDOjl5wQO5Mqt29hpiPijzdTd3u:keBhPY75ACX29vhjf3u

Score

8^/10

credential_access discovery execution persistence privilege_escalation spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
6	1516	rundll32.exe
24	1516	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3988	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
3980	netsh.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
1516	rundll32.exe
3988	powershell.exe
3988	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3988	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 552 wrote to memory of 1516	552	rundll32.exe	82
PID 552 wrote to memory of 1516	552	rundll32.exe	82
PID 552 wrote to memory of 1516	552	rundll32.exe	82
PID 1516 wrote to memory of 3980	1516	rundll32.exe	83
PID 1516 wrote to memory of 3980	1516	rundll32.exe	83
PID 1516 wrote to memory of 3980	1516	rundll32.exe	83
PID 1516 wrote to memory of 3988	1516	rundll32.exe	92
PID 1516 wrote to memory of 3988	1516	rundll32.exe	92

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cred.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cred.dll,#1
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1516
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show profiles
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:3980
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\227495264221_Desktop.zip' -CompressionLevel Optimal
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\227495264221_Desktop.zip

Filesize
32KB

MD5
e2e6c6ca9620db7a1e7ecb2cbdab9a94

SHA1
8daa0f4e3141dbe5cd1b7a46d1f3c1d480163a83

SHA256
0a30aedca234e46cf7af1152ba8ef4559d4fdd7ad60b5e060c2331d40e6e936c

SHA512
0a833d0fed0df9e46db94d9deb4dad07109f9f86f2728d67a4ef6912a834148ae0a6a3a061f6ed2216ff0ea9c73b2981d210b8087b360c8bb1e6a6b0dfee33de

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\ConvertFromInvoke.xlsx

Filesize
10KB

MD5
a0d550dfce4797441ab114f5c0708ea6

SHA1
8a24c8ef67fbd344ebc574366cac09d40564a5d9

SHA256
097da6639dcca0eef7178504c7baf8ea71142cab21d705380fe90cb84a1f07af

SHA512
4f8f8937c47d7c6d876b2a41849a25f5d2d08645aea718efed96cafd4161cfb2c6249dd886736f1bf86f83c2956448d007cd6cffa33c49aae941a2e16ded6979

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\SplitFormat.docx

Filesize
18KB

MD5
1eb903196dedb31cfec1ba27d18ba80d

SHA1
459daba2d1dc20eac10535f0a1da08bc8b54a0c0

SHA256
2d32899538d7d2c1e6296976de10b67765f6d539430ad50660853a38a074a2fc

SHA512
a2810af8316f413091bfc17289f5743047c5128d1a7289602f193e0fc92f711e08fd5abf88b5535ce1c3c29fb2285e097f2bcd324fdbe6c239e608e87183e4c0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\SuspendBlock.xlsx

Filesize
10KB

MD5
fae754144952777f781ddfac1777e822

SHA1
929e0c627c0ddb093598b4e0bf3561ed69809403

SHA256
1b9743e6ca11daa477737c77e910a5bbafc50e93570c246fbff2c5a9d6787980

SHA512
2c2583a3a96625efe7c9c204d4abf65acc6a0330270099999da93f6fa6110d095b8326045132bdbdab3f549fdbb6bda99b58ba5c4837fc55b9d70b079e261838

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xzya40y3.0xc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3988-3-0x00007FF917A73000-0x00007FF917A75000-memory.dmp

Filesize
8KB

Download
memory/3988-4-0x000001E577950000-0x000001E577972000-memory.dmp

Filesize
136KB

Download
memory/3988-14-0x00007FF917A70000-0x00007FF918531000-memory.dmp

Filesize
10.8MB

Download
memory/3988-15-0x00007FF917A70000-0x00007FF918531000-memory.dmp

Filesize
10.8MB

Download
memory/3988-16-0x000001E577CE0000-0x000001E577CF2000-memory.dmp

Filesize
72KB

Download
memory/3988-17-0x000001E577CC0000-0x000001E577CCA000-memory.dmp

Filesize
40KB

Download
memory/3988-24-0x00007FF917A70000-0x00007FF918531000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads