d1ca1fbe7d58e4f4f4a9cf69d05e22cc786bfaadf5b2b619d44dd709039c1095

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 10:45

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General

Target

Halkbank_Ekstre_20220630_082357_541079.scr
Size

25KB
MD5

773b18116dbc17bff2c4c8959128559b
SHA1

596d12000a43365d9ca5bd61a8e41ea2f0a817d7
SHA256

d1ca1fbe7d58e4f4f4a9cf69d05e22cc786bfaadf5b2b619d44dd709039c1095
SHA512

72389246615d5d3988c0c40e3e7449107d1dda38865a85a316877ed064078d25cebab5d96eba26c22273cacac5788891441eea79c3b3e39745ce99511829edcd
SSDEEP

384:UK6zYga5C2z09ExbxvqNBNJnd2i22i22222A222sf122WO22u02u26x2u2B+222n:u81bkzxSHoCKbEMfnTbxBt

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-356073083-3299209671-3108880702-1000\Control Panel\International\Geo\Nation	Halkbank_Ekstre_20220630_082357_541079.scr

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
320	powershell.exe
320	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	powershell.exe
Token: SeDebugPrivilege	5028	Halkbank_Ekstre_20220630_082357_541079.scr

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 320	5028	Halkbank_Ekstre_20220630_082357_541079.scr	85
PID 5028 wrote to memory of 320	5028	Halkbank_Ekstre_20220630_082357_541079.scr	85
PID 5028 wrote to memory of 320	5028	Halkbank_Ekstre_20220630_082357_541079.scr	85

C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20220630_082357_541079.scr
"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20220630_082357_541079.scr" /S
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ynskonbr.nkt.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/320-12-0x0000000005EB0000-0x0000000005F16000-memory.dmp

Filesize
408KB

Download
memory/320-28-0x0000000007FE0000-0x000000000865A000-memory.dmp

Filesize
6.5MB

Download
memory/320-34-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/320-33-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/320-32-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/320-6-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/320-7-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/320-8-0x0000000004FF0000-0x0000000005026000-memory.dmp

Filesize
216KB

Download
memory/320-9-0x00000000057A0000-0x0000000005DC8000-memory.dmp

Filesize
6.2MB

Download
memory/320-10-0x00000000056E0000-0x0000000005702000-memory.dmp

Filesize
136KB

Download
memory/320-11-0x0000000005DD0000-0x0000000005E36000-memory.dmp

Filesize
408KB

Download
memory/320-22-0x0000000006080000-0x00000000063D4000-memory.dmp

Filesize
3.3MB

Download
memory/320-29-0x0000000007980000-0x000000000799A000-memory.dmp

Filesize
104KB

Download
memory/320-23-0x00000000065C0000-0x00000000065DE000-memory.dmp

Filesize
120KB

Download
memory/320-27-0x00000000078E0000-0x0000000007956000-memory.dmp

Filesize
472KB

Download
memory/320-24-0x0000000006620000-0x000000000666C000-memory.dmp

Filesize
304KB

Download
memory/320-25-0x0000000007740000-0x0000000007784000-memory.dmp

Filesize
272KB

Download
memory/320-26-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/5028-31-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/5028-1-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/5028-2-0x00000000054E0000-0x0000000005A84000-memory.dmp

Filesize
5.6MB

Download
memory/5028-30-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/5028-0-0x0000000000450000-0x000000000045C000-memory.dmp

Filesize
48KB

Download
memory/5028-5-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

Filesize
40KB

Download
memory/5028-4-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/5028-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download