ad2b8c6d46879d5c83c2a89020cf39f29f7344532b26e1ea8c91cbeb7fb3440c

General

Target

tmp8t7z73tn.exe
Size

467KB
MD5

4015f00ef3731b6caa8862aacc178f2e
SHA1

a95f1a8fef002703f6c303121c36269485cccc50
SHA256

ad2b8c6d46879d5c83c2a89020cf39f29f7344532b26e1ea8c91cbeb7fb3440c
SHA512

3f55db58dadcb4b5d46da5a515d0f37ebb6ef328f6fdd1bbcd54b922dd1ba19c110dc951cbb91a4c529a4c79f48cdcc26a40c6475de634ee42356bc1b33cbd75
SSDEEP

6144:nNoShfU3osnA2UnjCD5JnYR/Z13P4FgsLJNFRzEBsT8CCv74:naqgowbYCDUR/TP4VVNEBsLks

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
2888	powershell.exe

Loads dropped DLL 3 IoCs

pid	Process
1416	tmp8t7z73tn.exe
1416	tmp8t7z73tn.exe
1416	tmp8t7z73tn.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\energetiskes\Physicianer223.lnk	tmp8t7z73tn.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\Marrowless\Mutated.ini	tmp8t7z73tn.exe
File opened for modification	C:\Program Files (x86)\Common Files\eduard.lyz	tmp8t7z73tn.exe
File opened for modification	C:\Program Files (x86)\Common Files\yeastless.Rus	tmp8t7z73tn.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\schematizers.roa	tmp8t7z73tn.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
4168	2888	WerFault.exe	81

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe
2888	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 2888	1416	tmp8t7z73tn.exe	81
PID 1416 wrote to memory of 2888	1416	tmp8t7z73tn.exe	81
PID 1416 wrote to memory of 2888	1416	tmp8t7z73tn.exe	81

C:\Users\Admin\AppData\Local\Temp\tmp8t7z73tn.exe
"C:\Users\Admin\AppData\Local\Temp\tmp8t7z73tn.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Obstacle=Get-Content 'C:\Users\Admin\AppData\Local\Temp\overmandede\Metran\menubilledet\Sideopdelingens\Vegatabilsk.syn';$Sfaeriske=$Obstacle.SubString(46988,3);.$Sfaeriske($Obstacle)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 2496
    3⤵
    - Program crash
    PID:4168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2888 -ip 2888
1⤵
PID:3732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_riwwrjfi.ceg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsz4612.tmp\Banner.dll

Filesize
4KB

MD5
843657eaf7240b695624dcf38bb0eb31

SHA1
ca99a44e737fdeaab56f864ce1ef15a57d2eec90

SHA256
b935d14c32ad8e16055f7f5794ac3411e601c5ac93155afc623f25b08e2ab82e

SHA512
7773d9f6bbd17253d1c96ce225b2f9d3673969b38177afef236d1c5d4aabaae2c07793e07c34f0281ec3b859ae955e83bfe43a598ce7cc6c893ec8c9604f5de3

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsz4612.tmp\BgImage.dll

Filesize
7KB

MD5
a98576f0d6b35b466cb881860977fdbc

SHA1
28b3dbbd76f15c876b98dce523100aa3256d193a

SHA256
6cc4aadae46ee3e7f39b411ba087ec29bc10aa62b6b5b44003c934b3c51cefe2

SHA512
29225bfb30e72d7d3d3571e7562b5901dbf2382af1972cc9a2be8e3bef697b9ac9e0aaac3a9bca191da827ad3cfce7f6876e8be9444663e83a7e2e86788a733c

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsz4612.tmp\nsDialogs.dll

Filesize
9KB

MD5
2c84faebfda2abe3b16fdf374df4272f

SHA1
a5b0258a94e0440aefe1ef320e62e7a9a1c8bb40

SHA256
72b38e4cca0af336655d55501c4ea05080baaa9921a62a2d717afe90bb801004

SHA512
207164cc6914c59d9f4f3b8ae97628c544093ba6ecda9f8da351f453cd97e03be7a640264b8686b2d5e6f3c787f4df1d8a1ebc8e51fd788a97460cd981cc015e

Download Submit
C:\Users\Admin\AppData\Local\Temp\overmandede\Metran\menubilledet\Sideopdelingens\Vegatabilsk.syn

Filesize
68KB

MD5
4ffe39f395fe73cda9c98bbc6e6eceeb

SHA1
9510d3fc5cb1e6a57901c2124ba4eb9ef5b272a7

SHA256
725ac3fadad2902293e8b74527f2a8e225770412ad0e9faccf949bb1fe7fff02

SHA512
3bc6388386f2081e14f5dcbe6ed40a21d176c648eb5eb48bcd024b34e7d311dde6004335447c902ce56c2ff773b43efdf5d6af17d9b30e2b45ee38e0cfcd0cbe

Download Submit
memory/2888-32-0x0000000006240000-0x00000000062A6000-memory.dmp

Filesize
408KB

Download
memory/2888-45-0x0000000006980000-0x00000000069CC000-memory.dmp

Filesize
304KB

Download
memory/2888-30-0x0000000005970000-0x0000000005992000-memory.dmp

Filesize
136KB

Download
memory/2888-31-0x0000000073D90000-0x0000000074540000-memory.dmp

Filesize
7.7MB

Download
memory/2888-33-0x00000000062B0000-0x0000000006316000-memory.dmp

Filesize
408KB

Download
memory/2888-28-0x0000000005B10000-0x0000000006138000-memory.dmp

Filesize
6.2MB

Download
memory/2888-27-0x00000000033B0000-0x00000000033E6000-memory.dmp

Filesize
216KB

Download
memory/2888-43-0x0000000006420000-0x0000000006774000-memory.dmp

Filesize
3.3MB

Download
memory/2888-44-0x0000000006930000-0x000000000694E000-memory.dmp

Filesize
120KB

Download
memory/2888-29-0x0000000073D90000-0x0000000074540000-memory.dmp

Filesize
7.7MB

Download
memory/2888-46-0x0000000006EC0000-0x0000000006F56000-memory.dmp

Filesize
600KB

Download
memory/2888-47-0x0000000006E60000-0x0000000006E7A000-memory.dmp

Filesize
104KB

Download
memory/2888-48-0x0000000007910000-0x0000000007932000-memory.dmp

Filesize
136KB

Download
memory/2888-49-0x0000000007EF0000-0x0000000008494000-memory.dmp

Filesize
5.6MB

Download
memory/2888-26-0x0000000073D9E000-0x0000000073D9F000-memory.dmp

Filesize
4KB

Download
memory/2888-51-0x0000000008B20000-0x000000000919A000-memory.dmp

Filesize
6.5MB

Download
memory/2888-53-0x0000000073D90000-0x0000000074540000-memory.dmp

Filesize
7.7MB

Download

Analysis

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