49042e86af4503a917b8408c4faab2759688065a429015a2c90430fa7371291f

Analysis

max time kernel
212s
max time network
280s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
03/07/2024, 23:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Dropped Malware/Document BT24·pdf.exe
Size

651KB
MD5

55d49f5f1c74dc50dd5ca4b0298a9e5d
SHA1

594dd375a711937812fa7c93ec57eed34fa50edb
SHA256

aac1416d21318d7eec4ecc4e87d91cfbee0b5d569ff9642070c9947c4c59265e
SHA512

774ca13ec168e3fe9da983cf6055852c61d39a893b620c5de8e65e725b28baadebe0a5e0b92ddfe9e41dafa4c0d29221b6fe2e4457544618d2ae47c15f5a9790
SSDEEP

6144:z9KOQS4B4GMSGJpFhm0fwtOiCB+VlFbdu3ucUHJxk1p8Tl82nRDJE6pYIQZA:zsB4GOVyquXY1E8obE6pYO

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
660	powershell.exe

Loads dropped DLL 4 IoCs

pid	Process
3428	Document BT24·pdf.exe
3428	Document BT24·pdf.exe
3428	Document BT24·pdf.exe
3428	Document BT24·pdf.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Fonts\anorakkerne.ini	Document BT24·pdf.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
3336	660	WerFault.exe	77

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe
660	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	660	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3428 wrote to memory of 660	3428	Document BT24·pdf.exe	77
PID 3428 wrote to memory of 660	3428	Document BT24·pdf.exe	77
PID 3428 wrote to memory of 660	3428	Document BT24·pdf.exe	77

C:\Users\Admin\AppData\Local\Temp\Dropped Malware\Document BT24·pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Dropped Malware\Document BT24·pdf.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3428
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Reacher=Get-Content 'C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han';$Strukturfunktioners=$Reacher.SubString(68373,3);.$Strukturfunktioners($Reacher)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 660 -s 2656
    3⤵
    - Program crash
    PID:3336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 660 -ip 660
1⤵
PID:3676

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_awlqnq5z.qyk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsl8926.tmp\AdvSplash.dll

Filesize
6KB

MD5
6def2cf3daf850acdc1a3e7340a439c4

SHA1
95d0d26f60cd5af697502cd5e53a54913ab188fb

SHA256
3ec3cf21a99ab0533ec2c451df3b5542733f70b972089d5c321ad7ae3b87d175

SHA512
16b1cf4783284d4a1282c569f5c416c713b4b339efcd4d3948bdf7da2194c597bd732d07ba9fabafcab323ba8c8da68845d4435ab9d1916b1810087ee1f5c413

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsl8926.tmp\BgImage.dll

Filesize
7KB

MD5
2bb17d45e5ad92053ce1e500408dd8a9

SHA1
f5d3a7ee6e28df532e9ce33976c92ff30a5665e4

SHA256
71ce676703dad028e4083e6b960b1ed89885877079d46d5021506eaa6d99db53

SHA512
efdcb476b9b9b5691fe6b9cd77ecbe48d50c6683da01fd51c6b428cc262528fb3dcd295abe28718321b2307b0e032fcb599588f1eb00a93fd9e6a1f7b322b41f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsl8926.tmp\UserInfo.dll

Filesize
4KB

MD5
8ef0e4eb7c89cdd2b552de746f5e2a53

SHA1
820f681e7cec409a02b194a487d1c8af1038acf0

SHA256
41293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc

SHA512
a68533e8a19637d0d44219549b24baba0dc4824424842f125600fda3edcafc4bb6bb340d57a00815f262d82373b440d58d6e4e5b2ceb29bb3f6bc4cbde66c3c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsl8926.tmp\nsExec.dll

Filesize
6KB

MD5
c129bc26a26be6f5816a03520bb37833

SHA1
18100042155f948301701744b131c516bf26ddb8

SHA256
d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4

SHA512
dbe79859c41e00a6e951cee889e7f0de29a712792fb531662285a2d6e384884518c7d5d983894c185b3d31d81213d2477cf4576b0114d352b759fe07a1704e63

Download Submit
C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Upraught\Photoflash.Han

Filesize
66KB

MD5
7bf3790191a67f3d8b0acd355ec7779e

SHA1
cba6e4742a2ed3c4a9422adeb1494beabd6dd1e7

SHA256
25cee3997bf135d9bd98502de830e137072bf235e1043f3c28d7d1f3a69b1a11

SHA512
98f8b02ac2acb750dc101d6c24d137f38c1254a01515af1d3e567659dac2a6ad6a10fd3c20e65c32b95820d565b4b4a621641ee2c90610cefa9dc53939f6418b

Download Submit
C:\Users\Admin\Pictures\slukningen.lnk

Filesize
1KB

MD5
0034bd47c2cd79be3356af192631da43

SHA1
28195d7658bad80bd72ae1fa89e10134a7fc631d

SHA256
929b07ea4cbdfc1652133e4de39b3bae2d12591abd23fa4e9241147b258eb9ff

SHA512
8b9ede89d75c37dbc5224a3923d629bc273ba1e1563303d0097bb2391c907185ad361953944bb6fd717365bff7ead752ffae5059ae204548cead9075b4502326

Download Submit
memory/660-179-0x0000000005BE0000-0x0000000005C46000-memory.dmp

Filesize
408KB

Download
memory/660-190-0x0000000006140000-0x000000000618C000-memory.dmp

Filesize
304KB

Download
memory/660-176-0x0000000073D30000-0x00000000744E1000-memory.dmp

Filesize
7.7MB

Download
memory/660-177-0x0000000005370000-0x0000000005392000-memory.dmp

Filesize
136KB

Download
memory/660-175-0x00000000054D0000-0x0000000005AFA000-memory.dmp

Filesize
6.2MB

Download
memory/660-173-0x0000000002C80000-0x0000000002CB6000-memory.dmp

Filesize
216KB

Download
memory/660-178-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/660-188-0x0000000005CD0000-0x0000000006027000-memory.dmp

Filesize
3.3MB

Download
memory/660-189-0x0000000006100000-0x000000000611E000-memory.dmp

Filesize
120KB

Download
memory/660-174-0x0000000073D30000-0x00000000744E1000-memory.dmp

Filesize
7.7MB

Download
memory/660-191-0x00000000070E0000-0x0000000007176000-memory.dmp

Filesize
600KB

Download
memory/660-192-0x0000000006660000-0x000000000667A000-memory.dmp

Filesize
104KB

Download
memory/660-193-0x00000000066D0000-0x00000000066F2000-memory.dmp

Filesize
136KB

Download
memory/660-194-0x0000000007730000-0x0000000007CD6000-memory.dmp

Filesize
5.6MB

Download
memory/660-172-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

Filesize
4KB

Download
memory/660-196-0x0000000008360000-0x00000000089DA000-memory.dmp

Filesize
6.5MB

Download
memory/660-198-0x0000000073D30000-0x00000000744E1000-memory.dmp

Filesize
7.7MB

Download