6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be

Analysis

max time kernel
134s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2024, 01:26

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe
Size 361KB
Sample240516-bts26sec45
SHA256 6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be
MD5 18febfd2f4169aa7e15b2104707914d4
SHA1 82130b0bd68e97537b20bd281eefd3781c767547
SHA512 feaf50b080876e293311b7295507dbab918b3406d48e530825b35bbaeb44d4fece5b7625657a4447933ca4fecd16342b7b1da61bf9bed96a6ee0896d9c2ff2c5
SSDEEP 6144:7Dv9rF8A4kPfpEJalP03+dNn7CHvwIhuCA7RXORMdInyJQbH80RxhGUTU:np7xZEmPWGF+Pdu99eR5yHKxhGz
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4520	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Cantraip\brkjerns.she	6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1180	4520	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe
4520	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4520	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 4520	2020	6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe	83
PID 2020 wrote to memory of 4520	2020	6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe	83
PID 2020 wrote to memory of 4520	2020	6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe	83
PID 4520 wrote to memory of 1212	4520	powershell.exe	88
PID 4520 wrote to memory of 1212	4520	powershell.exe	88
PID 4520 wrote to memory of 1212	4520	powershell.exe	88

C:\Users\Admin\AppData\Local\Temp\6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe
"C:\Users\Admin\AppData\Local\Temp\6e25014badb4596a4ca3c97a27ed6afba7385cf81bcb0980a039b7df2d1b02be.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$tingbger=Get-Content 'C:\Users\Admin\AppData\Local\mesostoma\Vicomtesses\Misforstaaet.Rob';$Bankings=$tingbger.SubString(52682,3);.$Bankings($tingbger)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4520
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
    3⤵
    PID:1212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4520 -s 2252
    3⤵
    - Program crash
    PID:1180

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4520 -ip 4520
1⤵
PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

__PSScriptPolicyTest_xupgxsdc.n31.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xupgxsdc.n31.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

Misforstaaet.Rob

Path C:\Users\Admin\AppData\Local\mesostoma\Vicomtesses\Misforstaaet.Rob
Size 51KB
SHA256 bb4d92d19ff01c46bab22fc54b4714932e4e932fa7e44456942c76a3ee2d0690
MD5 ab4678a4464941750da0ecfc884f54b9
SHA1 ff5a4b7af14bab4d2d0db0d17b00216efbf3654b
SHA512 3dcbbf265f85af25f1bb6313194da68e851aee724334b44f14cab9fd6bb5db09a83c7adfebfaa6c35b3ff2d8edc0f23085dfc8c9baa6f92675c9747df981a7bd
SSDEEP 768:t3dvkiWyhdl7AMMFfyRySWtWMHoCCNdrTD9rJ8RZQIMFP2dWDXesT1g2UiiFNphr:t3d8iWyh/8MySWfY99GH3Md2dAes/M7
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4520-22-0x00000000058C0000-0x0000000005C14000-memory.dmp

Download

memory/4520-23-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

Download

memory/4520-10-0x0000000005740000-0x0000000005762000-memory.dmp

Download

memory/4520-11-0x00000000057E0000-0x0000000005846000-memory.dmp

Download

memory/4520-12-0x0000000005850000-0x00000000058B6000-memory.dmp

Download

memory/4520-8-0x00000000735E0000-0x0000000073D90000-memory.dmp

Download

memory/4520-6-0x00000000735EE000-0x00000000735EF000-memory.dmp

Download

memory/4520-9-0x00000000050E0000-0x0000000005708000-memory.dmp

Download

memory/4520-24-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

Download

memory/4520-25-0x0000000006DF0000-0x0000000006E86000-memory.dmp

Download

memory/4520-27-0x0000000006E90000-0x0000000006EB2000-memory.dmp

Download

memory/4520-26-0x0000000006DB0000-0x0000000006DCA000-memory.dmp

Download

memory/4520-28-0x0000000007470000-0x0000000007A14000-memory.dmp

Download

memory/4520-7-0x00000000028F0000-0x0000000002926000-memory.dmp

Download

memory/4520-30-0x00000000080A0000-0x000000000871A000-memory.dmp

Download

memory/4520-32-0x00000000735E0000-0x0000000073D90000-memory.dmp

Download