xloader | f338a2f04ab458525a6baf8ec6de657c3119fce5e0bf8367e5c83b51d20a188b

Analysis

max time kernel
135s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/09/2024, 04:20

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General

Target

8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
Size

498KB
MD5

9c00fc940483cff2a0f3f619db16ad54
SHA1

6f9c746d9cfb4e0bbf829783a82b883f7317b16b
SHA256

8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c
SHA512

30451538f9ed65159280a168c711056d7bc0776d0c30f1c82bfa4dfacfe4373c01f503004f1eacc1a690104f99bf7e78c61c5436261c0813508467ff5dd4ff21
SSDEEP

12288:SUi2iNa1AvwAZMfTpm6zS0W8Xi0F2bUZYFis:SUi1U/m6zS98SzblV

Score

10^/10

xloader gab8 discovery execution loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

gab8

Decoy

amateurfeetworship.com

big-food.biz

metaversevolution.com

profecional-pacasmayo.com

royzoom.com

bekindevolution.com

hokozaki.com

waltersswholesale.com

wayfinderacu.com

schnurrgallery.com

babygearrentals.net

imggtoken.club

24x7x366.com

lakiernictwo.info

les-cours.com

dwticket.com

onarollshades.com

ramireztradepartners.com

safarparfums.com

6ngie.info

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4960-11-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
4416	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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4752 set thread context of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108

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 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	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4960	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
4960	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
4960	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
4416	powershell.exe
4416	powershell.exe
4416	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4416	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 4416	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	106
PID 4752 wrote to memory of 4416	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	106
PID 4752 wrote to memory of 4416	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	106
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108
PID 4752 wrote to memory of 4960	4752	8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe	108

C:\Users\Admin\AppData\Local\Temp\8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
"C:\Users\Admin\AppData\Local\Temp\8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4752
- 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\8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4416
- C:\Users\Admin\AppData\Local\Temp\8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe
  "C:\Users\Admin\AppData\Local\Temp\8a54e41751369783c64f56f30133b985933092324e9b2dad025641d23643280c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4960

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4396,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
1⤵
PID:4708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xcgfbh5n.4ck.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4416-49-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-15-0x00000000751FE000-0x00000000751FF000-memory.dmp

Filesize
4KB

Download
memory/4416-32-0x00000000054D0000-0x0000000005824000-memory.dmp

Filesize
3.3MB

Download
memory/4416-62-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-59-0x0000000007060000-0x0000000007068000-memory.dmp

Filesize
32KB

Download
memory/4416-58-0x0000000007080000-0x000000000709A000-memory.dmp

Filesize
104KB

Download
memory/4416-57-0x0000000006F80000-0x0000000006F94000-memory.dmp

Filesize
80KB

Download
memory/4416-56-0x0000000006F70000-0x0000000006F7E000-memory.dmp

Filesize
56KB

Download
memory/4416-55-0x0000000006F40000-0x0000000006F51000-memory.dmp

Filesize
68KB

Download
memory/4416-54-0x0000000006FC0000-0x0000000007056000-memory.dmp

Filesize
600KB

Download
memory/4416-53-0x0000000006DB0000-0x0000000006DBA000-memory.dmp

Filesize
40KB

Download
memory/4416-22-0x0000000004B70000-0x0000000004BD6000-memory.dmp

Filesize
408KB

Download
memory/4416-52-0x0000000006D40000-0x0000000006D5A000-memory.dmp

Filesize
104KB

Download
memory/4416-48-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-16-0x0000000004450000-0x0000000004486000-memory.dmp

Filesize
216KB

Download
memory/4416-17-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-18-0x0000000004BE0000-0x0000000005208000-memory.dmp

Filesize
6.2MB

Download
memory/4416-19-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-20-0x0000000004A60000-0x0000000004A82000-memory.dmp

Filesize
136KB

Download
memory/4416-21-0x0000000004B00000-0x0000000004B66000-memory.dmp

Filesize
408KB

Download
memory/4416-51-0x0000000007380000-0x00000000079FA000-memory.dmp

Filesize
6.5MB

Download
memory/4416-50-0x0000000006C00000-0x0000000006CA3000-memory.dmp

Filesize
652KB

Download
memory/4416-35-0x0000000005FD0000-0x0000000006002000-memory.dmp

Filesize
200KB

Download
memory/4416-33-0x0000000005A00000-0x0000000005A1E000-memory.dmp

Filesize
120KB

Download
memory/4416-34-0x0000000005A40000-0x0000000005A8C000-memory.dmp

Filesize
304KB

Download
memory/4416-37-0x0000000071010000-0x000000007105C000-memory.dmp

Filesize
304KB

Download
memory/4416-36-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4416-47-0x00000000069E0000-0x00000000069FE000-memory.dmp

Filesize
120KB

Download
memory/4752-13-0x0000000075170000-0x0000000075920000-memory.dmp

Filesize
7.7MB

Download
memory/4752-10-0x0000000006480000-0x00000000064D2000-memory.dmp

Filesize
328KB

Download
memory/4752-3-0x0000000005470000-0x0000000005502000-memory.dmp

Filesize
584KB

Download
memory/4752-1-0x00000000009F0000-0x0000000000A72000-memory.dmp

Filesize
520KB

Download
memory/4752-2-0x0000000005940000-0x0000000005EE4000-memory.dmp

Filesize
5.6MB

Download
memory/4752-4-0x0000000075170000-0x0000000075920000-memory.dmp

Filesize
7.7MB

Download
memory/4752-5-0x0000000005620000-0x000000000562A000-memory.dmp

Filesize
40KB

Download
memory/4752-0-0x000000007517E000-0x000000007517F000-memory.dmp

Filesize
4KB

Download
memory/4752-9-0x0000000006290000-0x000000000632C000-memory.dmp

Filesize
624KB

Download
memory/4752-8-0x0000000075170000-0x0000000075920000-memory.dmp

Filesize
7.7MB

Download
memory/4752-7-0x000000007517E000-0x000000007517F000-memory.dmp

Filesize
4KB

Download
memory/4752-6-0x0000000005760000-0x000000000576E000-memory.dmp

Filesize
56KB

Download
memory/4960-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4960-14-0x0000000000F50000-0x000000000129A000-memory.dmp

Filesize
3.3MB

Download