6fb1afbb72d328bdaca9c019107c5ce12c81bfbabac1f1b7426db29ffec79f96

Analysis

max time kernel
417s
max time network
433s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-09-2024 19:44

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General

Target

PO#720.exe
Size

914KB
MD5

57c246dd2b2221edbfd54ff9246a0099
SHA1

3e4dc6e19407ff041b25629082a90382be7b957f
SHA256

6fb1afbb72d328bdaca9c019107c5ce12c81bfbabac1f1b7426db29ffec79f96
SHA512

5a49e14dfaa8b6f53bc9e5da299f43d199389ded897c9a23ec6615c396bc83e6589787f0704fa097c395296d643fd0b6b3e83dbdddad385d2ee5af5825cea9e2
SSDEEP

24576:+Eb5NCjPBS2nv0frerFWM+u848EUjooYgyUKHdw:N5N+5S2nv0fKxIuRUjoSK

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1940	powershell.exe
5072	powershell.exe

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	PO#720.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO#720.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
1940	powershell.exe
5072	powershell.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
2224	PO#720.exe
1940	powershell.exe
5072	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	PO#720.exe
Token: SeDebugPrivilege	1940	powershell.exe
Token: SeDebugPrivilege	5072	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1940	2224	PO#720.exe	93
PID 2224 wrote to memory of 1940	2224	PO#720.exe	93
PID 2224 wrote to memory of 1940	2224	PO#720.exe	93
PID 2224 wrote to memory of 5072	2224	PO#720.exe	95
PID 2224 wrote to memory of 5072	2224	PO#720.exe	95
PID 2224 wrote to memory of 5072	2224	PO#720.exe	95
PID 2224 wrote to memory of 4844	2224	PO#720.exe	97
PID 2224 wrote to memory of 4844	2224	PO#720.exe	97
PID 2224 wrote to memory of 4844	2224	PO#720.exe	97
PID 2224 wrote to memory of 3548	2224	PO#720.exe	99
PID 2224 wrote to memory of 3548	2224	PO#720.exe	99
PID 2224 wrote to memory of 3548	2224	PO#720.exe	99
PID 2224 wrote to memory of 2748	2224	PO#720.exe	100
PID 2224 wrote to memory of 2748	2224	PO#720.exe	100
PID 2224 wrote to memory of 2748	2224	PO#720.exe	100
PID 2224 wrote to memory of 5024	2224	PO#720.exe	101
PID 2224 wrote to memory of 5024	2224	PO#720.exe	101
PID 2224 wrote to memory of 5024	2224	PO#720.exe	101
PID 2224 wrote to memory of 2216	2224	PO#720.exe	102
PID 2224 wrote to memory of 2216	2224	PO#720.exe	102
PID 2224 wrote to memory of 2216	2224	PO#720.exe	102
PID 2224 wrote to memory of 4292	2224	PO#720.exe	103
PID 2224 wrote to memory of 4292	2224	PO#720.exe	103
PID 2224 wrote to memory of 4292	2224	PO#720.exe	103

C:\Users\Admin\AppData\Local\Temp\PO#720.exe
"C:\Users\Admin\AppData\Local\Temp\PO#720.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO#720.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1940
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VdrrjnwYc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5072
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VdrrjnwYc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1F89.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4844
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:3548
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:2748
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:5024
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:2216
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:4292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Scripting

T1064

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
91c2749cce9265d5967852828139f7d2

SHA1
01a47398a471db16646f9f239a3ee410420822ac

SHA256
c61d6ee28cbae0729b5233cead19af5e869d8e44c895ddac53b35c8867cb98d9

SHA512
b85d88cc7d0a020dc25bbe742b2d7edd11bdf496d0dd4bff33e9e5f34688843623333a05590802416abf8d7945d1b80a34e92d0e5b9c268f1cc3c66302390304

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nock0ina.d54.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1F89.tmp

Filesize
1KB

MD5
4bd3841ffe86ac0c886cf40529a75ae7

SHA1
b4b828917493f2cdf3319793493f838473107629

SHA256
8029468f475dfb4b9e15233a5fa4df4fead8011316a56cc2598c40ad93ca1b62

SHA512
b1fa56b3239132bf948e316163c2897a4f5470b3bdc8f63f90733c0a7974849c19a554d4dabedbbe27b4dc12bd2df5c7efe3396f2d9d26ec009433b220dad9c4

Download Submit
memory/1940-21-0x0000000005870000-0x0000000005892000-memory.dmp

Filesize
136KB

Download
memory/1940-15-0x0000000002710000-0x0000000002746000-memory.dmp

Filesize
216KB

Download
memory/1940-49-0x00000000063A0000-0x00000000063EC000-memory.dmp

Filesize
304KB

Download
memory/1940-88-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-78-0x0000000007560000-0x000000000756E000-memory.dmp

Filesize
56KB

Download
memory/1940-77-0x0000000007530000-0x0000000007541000-memory.dmp

Filesize
68KB

Download
memory/1940-76-0x00000000075B0000-0x0000000007646000-memory.dmp

Filesize
600KB

Download
memory/1940-75-0x00000000073A0000-0x00000000073AA000-memory.dmp

Filesize
40KB

Download
memory/1940-16-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-17-0x0000000005100000-0x0000000005728000-memory.dmp

Filesize
6.2MB

Download
memory/1940-18-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-19-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/1940-74-0x0000000007330000-0x000000000734A000-memory.dmp

Filesize
104KB

Download
memory/1940-34-0x0000000005B60000-0x0000000005EB4000-memory.dmp

Filesize
3.3MB

Download
memory/1940-63-0x00000000752A0000-0x00000000752EC000-memory.dmp

Filesize
304KB

Download
memory/1940-48-0x0000000006010000-0x000000000602E000-memory.dmp

Filesize
120KB

Download
memory/1940-25-0x00000000059F0000-0x0000000005A56000-memory.dmp

Filesize
408KB

Download
memory/1940-22-0x0000000005910000-0x0000000005976000-memory.dmp

Filesize
408KB

Download
memory/2224-5-0x0000000003540000-0x000000000354A000-memory.dmp

Filesize
40KB

Download
memory/2224-1-0x0000000000FC0000-0x00000000010AA000-memory.dmp

Filesize
936KB

Download
memory/2224-4-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-2-0x00000000061F0000-0x0000000006794000-memory.dmp

Filesize
5.6MB

Download
memory/2224-6-0x0000000005CB0000-0x0000000005CC8000-memory.dmp

Filesize
96KB

Download
memory/2224-3-0x0000000005AC0000-0x0000000005B52000-memory.dmp

Filesize
584KB

Download
memory/2224-47-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-8-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-9-0x0000000006DA0000-0x0000000006E60000-memory.dmp

Filesize
768KB

Download
memory/2224-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2224-7-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/2224-10-0x0000000009560000-0x00000000095FC000-memory.dmp

Filesize
624KB

Download
memory/5072-36-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/5072-61-0x00000000072B0000-0x00000000072CE000-memory.dmp

Filesize
120KB

Download
memory/5072-62-0x00000000072E0000-0x0000000007383000-memory.dmp

Filesize
652KB

Download
memory/5072-50-0x0000000007270000-0x00000000072A2000-memory.dmp

Filesize
200KB

Download
memory/5072-51-0x00000000752A0000-0x00000000752EC000-memory.dmp

Filesize
304KB

Download
memory/5072-79-0x0000000007850000-0x0000000007864000-memory.dmp

Filesize
80KB

Download
memory/5072-80-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/5072-81-0x0000000007930000-0x0000000007938000-memory.dmp

Filesize
32KB

Download
memory/5072-73-0x0000000007C60000-0x00000000082DA000-memory.dmp

Filesize
6.5MB

Download
memory/5072-35-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/5072-87-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/5072-33-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download