7e0fd760671375007713c119e323441bca8d0d7ce5c0df2b4f5e24a8ad493c15

Analysis

max time kernel
92s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 15:37

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General

Target
Fjasede41.exe
Size 886KB
Sample240603-s2wayacc67
SHA256 875803c44c5c0bc99916ed140974c5666a10431c45b9a56e2e067ac46917cc24
MD5 2cb15a1d330d94bbbfb9fe67e68eb2b6
SHA1 d54b14b5546a919832ed4ec35ea4c7043e78dfac
SHA512 a9d9b27c0b8045b8179eef63b9984b15ac518215bacc423bf8feee2ed2f01a38472c40ea9eeb0b09ab1ee1c5f975dd44d908b0a5ca29df8d6aa6975de06a338e
SSDEEP 12288:hCl5E5tXiMobAWJXytwAhLLuYxxbELAEu73x4Vj+nQJzvdo4WmpWcPZjrde:hQ5DN0xtxNEkEuLGKQNLLde
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4588	Powershell.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
1288	4588	WerFault.exe	85

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4588	Powershell.exe
4588	Powershell.exe
4588	Powershell.exe
4588	Powershell.exe
4588	Powershell.exe
4588	Powershell.exe
4588	Powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4588	Powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 4588	3120	Fjasede41.exe	85
PID 3120 wrote to memory of 4588	3120	Fjasede41.exe	85
PID 3120 wrote to memory of 4588	3120	Fjasede41.exe	85
PID 4588 wrote to memory of 2820	4588	Powershell.exe	90
PID 4588 wrote to memory of 2820	4588	Powershell.exe	90
PID 4588 wrote to memory of 2820	4588	Powershell.exe	90

C:\Users\Admin\AppData\Local\Temp\Fjasede41.exe
"C:\Users\Admin\AppData\Local\Temp\Fjasede41.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -windowstyle minimized "$perissodactylous = Get-Content 'C:\Users\Admin\AppData\Local\Temp\whiskyen\Drolushness.Gyr' ; $Spins=$perissodactylous.SubString(58337,3);.$Spins($perissodactylous) "
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4588
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
    3⤵
    PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 2248
    3⤵
    - Program crash
    PID:1288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4588 -ip 4588
1⤵
PID:4100

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

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Downloads

__PSScriptPolicyTest_3ugzcgt3.nbt.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3ugzcgt3.nbt.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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Drolushness.Gyr

Path C:\Users\Admin\AppData\Local\Temp\whiskyen\Drolushness.Gyr
Size 66KB
SHA256 450d3450c86ce89b8bd6b452db3cf1f91902de72373e78617c27cff7941a1594
MD5 3f891976ec0266032f553d73e77f3ff7
SHA1 1e13d52834c8774ae2496ae6e36103d9a1a352c1
SHA512 dddf959786fe652bca539452943bc5360ef527155f8328fb783eca480e1d22661af104e26abb356fdfe971814c644878ef587a4479799588f737ed00bb834cf3
SSDEEP 768:AXfKZzpanpfEEuOIp4lRih63FLduAboorUkpctvu2tsPo09F/GzpNHQMoySzgoEA:eMIICRiUxuAz61sgAF/GVNHQvgoW1t16
MD5 SHA1 SHA512 SSDEEP

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memory/4588-11-0x0000000074B40000-0x00000000752F0000-memory.dmp

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memory/4588-26-0x0000000006340000-0x000000000638C000-memory.dmp

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memory/4588-7-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

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memory/4588-12-0x0000000005350000-0x0000000005372000-memory.dmp

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memory/4588-14-0x0000000005CD0000-0x0000000005D36000-memory.dmp

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memory/4588-13-0x0000000005C60000-0x0000000005CC6000-memory.dmp

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memory/4588-9-0x00000000054C0000-0x0000000005AE8000-memory.dmp

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memory/4588-24-0x0000000005D40000-0x0000000006094000-memory.dmp

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memory/4588-25-0x0000000006300000-0x000000000631E000-memory.dmp

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memory/4588-10-0x0000000074B40000-0x00000000752F0000-memory.dmp

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memory/4588-27-0x00000000072C0000-0x0000000007356000-memory.dmp

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memory/4588-28-0x0000000006840000-0x000000000685A000-memory.dmp

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memory/4588-29-0x0000000006890000-0x00000000068B2000-memory.dmp

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memory/4588-30-0x0000000007910000-0x0000000007EB4000-memory.dmp

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memory/4588-8-0x0000000004D20000-0x0000000004D56000-memory.dmp

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memory/4588-32-0x0000000008540000-0x0000000008BBA000-memory.dmp

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memory/4588-33-0x0000000074B40000-0x00000000752F0000-memory.dmp

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