64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab | Triage

Resubmissions

17/04/2024, 12:37

240417-pths4afc45 8

17/04/2024, 12:37

240417-ptg7kafc43 8

17/04/2024, 12:36

240417-ptcbbafc34 8

17/04/2024, 12:36

240417-ptbpsafc29 8

17/04/2024, 12:36

240417-pta39afc28 8

16/04/2024, 13:44

240416-q1vxnsda7z 8

Analysis

max time kernel
292s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 13:44

Sharing

Report Analysis Logs

General

Target

64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
Size

5.3MB
MD5

63552c60caeefe5f2d0e4028b3cc65d3
SHA1

dbed3040d53495a6afda01bfb8399376792eb48c
SHA256

64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab
SHA512

caf92a581afd25daaf9763a382b47fc87141773a8879c24ed855dfe1186b86ed7269b0cf17e8c1caee983eb85008f1161f4df07aabe0e1bb719514b41c365ba0
SSDEEP

98304:vwrOjNr08jQxkFg97Nw76XgfqCPa1AQy2cmw:YC5r0wQxKg97Nw76XgyC6

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
4036	svchost.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\System\svchost.exe	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
File opened for modification	C:\Windows\System\svchost.exe	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
File created	C:\Windows\System\xxx1.bak	svchost.exe
File created	C:\Windows\System\xxx1.bak	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

Scheduled Task/Job

pid	Process
2208	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3828	powershell.exe
3828	powershell.exe
5088	powershell.exe
5088	powershell.exe
2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
5076	powershell.exe
4300	powershell.exe
4300	powershell.exe
5076	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3828	powershell.exe
Token: SeDebugPrivilege	5088	powershell.exe
Token: SeDebugPrivilege	5076	powershell.exe
Token: SeDebugPrivilege	4300	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 5088	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	89
PID 2832 wrote to memory of 5088	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	89
PID 2832 wrote to memory of 3828	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	90
PID 2832 wrote to memory of 3828	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	90
PID 2832 wrote to memory of 2208	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	95
PID 2832 wrote to memory of 2208	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	95
PID 2832 wrote to memory of 4036	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	97
PID 2832 wrote to memory of 4036	2832	64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe	97
PID 4036 wrote to memory of 5076	4036	svchost.exe	100
PID 4036 wrote to memory of 5076	4036	svchost.exe	100
PID 4036 wrote to memory of 4300	4036	svchost.exe	102
PID 4036 wrote to memory of 4300	4036	svchost.exe	102

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe
"C:\Users\Admin\AppData\Local\Temp\64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath c:\windows\
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5088
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath \\?\C:\Windows \
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3828
- C:\Windows\SYSTEM32\schtasks.exe
  schtasks /create /sc minute /ED "11/02/2024" /mo 7 /tn "Timer" /tr c:\windows\system\svchost.exe /ru SYSTEM
  2⤵
  - Creates scheduled task(s)
  PID:2208
- C:\Windows\System\svchost.exe
  "C:\Windows\System\svchost.exe" formal
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:4036
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath c:\windows\
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5076
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath \\?\C:\Windows \
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Scheduled Task/Job

Privilege Escalation

Scheduled Task/Job

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

Filesize
944B

MD5
6d3e9c29fe44e90aae6ed30ccf799ca8

SHA1
c7974ef72264bbdf13a2793ccf1aed11bc565dce

SHA256
2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

SHA512
60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

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

Filesize
944B

MD5
98baf5117c4fcec1692067d200c58ab3

SHA1
5b33a57b72141e7508b615e17fb621612cb8e390

SHA256
30bf8496e9a08f4fdfe4767abcd565f92b6da06ca1c7823a70cb7cab16262e51

SHA512
344a70bfc037d54176f12db91f05bf4295bb587a5062fd1febe6f52853571170bd8ef6042cb87b893185bbae1937cf77b679d7970f8cc1c2666b0b7c1b32987d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0jqal4oz.000.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\tor\cached-microdesc-consensus.tmp

Filesize
2.6MB

MD5
19a1ff4739901b80c88834cf7d4925eb

SHA1
75dec3747387d1a54035c9ae1ce7bc7488bec125

SHA256
1f23e720888ae52453dfe0df103aa9fd98e6e77f9ceba6c8798ba64339b26e61

SHA512
e3e0302c24bc98b07d640492a691a6d6d31a8345cf443a00d086eb91ae8a8bc26e90b3daf38288d6e2da0098097c60fb05e2e94971a4ba1c45654b357d060ac1

Download Submit
C:\Users\Admin\AppData\Roaming\tor\cached-microdescs.new

Filesize
5.8MB

MD5
386f4cec49e143457bc8fcb197768bd4

SHA1
5bcceba15787e0421e107047829f044070926169

SHA256
8943aadf8b91b03b73c4c64ce9cff7baa2cc51c1195f24dad73230591de62fb9

SHA512
6b5abb8adb5ccf3df1df693ee40e6171f9c30994b55110a1b182c792c4b60c7c1b4b9716a7feaa871ef9516fab005af3100e42e6776f08524f8bc634fac9fba5

Download Submit
C:\Windows\System\svchost.exe

Filesize
5.3MB

MD5
63552c60caeefe5f2d0e4028b3cc65d3

SHA1
dbed3040d53495a6afda01bfb8399376792eb48c

SHA256
64e589ec7bd006671b3192241c36ab7d87c9f4e93fd0b0d6f5f327de1b9a59ab

SHA512
caf92a581afd25daaf9763a382b47fc87141773a8879c24ed855dfe1186b86ed7269b0cf17e8c1caee983eb85008f1161f4df07aabe0e1bb719514b41c365ba0

Download Submit
memory/2832-3-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/2832-4-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/2832-5-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/2832-0-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/2832-47-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/3828-6-0x000001AE6C990000-0x000001AE6C9B2000-memory.dmp

Filesize
136KB

Download
memory/3828-32-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/3828-29-0x000001AE6A910000-0x000001AE6A920000-memory.dmp

Filesize
64KB

Download
memory/3828-17-0x000001AE6A910000-0x000001AE6A920000-memory.dmp

Filesize
64KB

Download
memory/3828-16-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/4036-120-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/4036-52-0x0000000140000000-0x0000000140644400-memory.dmp

Filesize
6.3MB

Download
memory/4036-81-0x0000000015540000-0x0000000015A3C000-memory.dmp

Filesize
5.0MB

Download
memory/4300-56-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/4300-77-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/5076-55-0x000001A9691A0000-0x000001A9691B0000-memory.dmp

Filesize
64KB

Download
memory/5076-54-0x000001A9691A0000-0x000001A9691B0000-memory.dmp

Filesize
64KB

Download
memory/5076-80-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/5076-53-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/5088-36-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download
memory/5088-28-0x0000017DE1130000-0x0000017DE1140000-memory.dmp

Filesize
64KB

Download
memory/5088-18-0x00007FFC77D70000-0x00007FFC78831000-memory.dmp

Filesize
10.8MB

Download