81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7

General

Target

81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe
Size

852KB
MD5

9e40837aaacfeed4906aa0570ec315ec
SHA1

0bd44e5a499972bb3c6d7067d8078c3e62f96239
SHA256

81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7
SHA512

cb82f1d234efd8812dd8a5309784887b1a712416e0c328028761d3902b77d9a525e8f1777d4d4b54754edce533d329c6894c214df391c66fa847ecae841f886d
SSDEEP

12288:Kt7ExDo//OtX1lxawkeVCGmQzVuoLZJYiwQwxOiLKa/7G7N/xneIBrCFrJLzQc+b:eYDoeMwkejuoLDY/xPJcJlIF1Y

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
1480	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Anraabelsens\Hyposternal.udk	81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.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
3660	1480	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 2 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	81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe
1480	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 1480	4812	81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe	87
PID 4812 wrote to memory of 1480	4812	81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe	87
PID 4812 wrote to memory of 1480	4812	81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe	87

C:\Users\Admin\AppData\Local\Temp\81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe
"C:\Users\Admin\AppData\Local\Temp\81994a7037323a0af3b6a703cd888791c43067c0ca15764c9bbf900522079ee7.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Smigenes=Get-Content 'C:\Users\Admin\AppData\Local\Temp\forgrovelse\konstituerendes\Erhvervshmmets.Luc';$Garnered=$Smigenes.SubString(54970,3);.$Garnered($Smigenes) "
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 2716
    3⤵
    - Program crash
    PID:3660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1480 -ip 1480
1⤵
PID:1716

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z431o5s2.zyx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\forgrovelse\konstituerendes\Erhvervshmmets.Luc

Filesize
70KB

MD5
99f10986831f0b06d636f45aaa55b383

SHA1
a46d8b7b026279ca83dd7f742360ef603945ed6a

SHA256
f5a8eecb8cab9c13fc90e5dc3a2ce4f180562e4777ec42305984cb5d97e03cd6

SHA512
04be34c6e39c11d93e51adde823790f7ba3d1e7328ca01460a39f914e445a322e8d1f097914008d205ce73418929a31f51bfb167ecf6226abee96940150511c3

Download Submit
memory/1480-11-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/1480-24-0x00000000064F0000-0x000000000653C000-memory.dmp

Filesize
304KB

Download
memory/1480-9-0x0000000073870000-0x0000000074020000-memory.dmp

Filesize
7.7MB

Download
memory/1480-10-0x0000000005D30000-0x0000000005D52000-memory.dmp

Filesize
136KB

Download
memory/1480-12-0x0000000005ED0000-0x0000000005F36000-memory.dmp

Filesize
408KB

Download
memory/1480-7-0x00000000055B0000-0x0000000005BD8000-memory.dmp

Filesize
6.2MB

Download
memory/1480-5-0x000000007387E000-0x000000007387F000-memory.dmp

Filesize
4KB

Download
memory/1480-22-0x0000000005F40000-0x0000000006294000-memory.dmp

Filesize
3.3MB

Download
memory/1480-23-0x00000000064D0000-0x00000000064EE000-memory.dmp

Filesize
120KB

Download
memory/1480-8-0x0000000073870000-0x0000000074020000-memory.dmp

Filesize
7.7MB

Download
memory/1480-25-0x0000000006A50000-0x0000000006AE6000-memory.dmp

Filesize
600KB

Download
memory/1480-26-0x0000000006A00000-0x0000000006A1A000-memory.dmp

Filesize
104KB

Download
memory/1480-27-0x00000000074A0000-0x00000000074C2000-memory.dmp

Filesize
136KB

Download
memory/1480-28-0x0000000007A80000-0x0000000008024000-memory.dmp

Filesize
5.6MB

Download
memory/1480-6-0x0000000002F10000-0x0000000002F46000-memory.dmp

Filesize
216KB

Download
memory/1480-30-0x00000000086B0000-0x0000000008D2A000-memory.dmp

Filesize
6.5MB

Download
memory/1480-32-0x0000000073870000-0x0000000074020000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing