xloader | eaf0f5b706bfe873d85287706d0a41d55e493d90e19400194c3a3a8060bb8c3c

Analysis

max time kernel
97s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 10:09

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General

Target

163273142f825c00083210241a47baa5.exe
Size

702KB
MD5

163273142f825c00083210241a47baa5
SHA1

aac6c50cb05df0da5ff9f9bcbbd57afddadd8e48
SHA256

eaf0f5b706bfe873d85287706d0a41d55e493d90e19400194c3a3a8060bb8c3c
SHA512

e8bc3ebcc8cc64c64f242e5ed56f21b581c2c4932dc7472b8e0fadd985c7f66f78a4d3b2956dc54dd741b7b1717552d6e1f1a429fbb0089a428029f3603eb650
SSDEEP

12288:plFPU9bPU9+n8U/UUX9OsBgo0q4wMjTgVJ4Iq/5bHzTkL5HxlkszrPc0x0haLP+:plaX9OsBgo0q4wMj0VJ4Iq/9TGHfdL

Score

10^/10

xloader y66u loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

y66u

Decoy

oscaralejandrotravel.com

icimsoy.net

mosaicpreschool.com

moonchildbohoshop.com

zews.xyz

irvinelawpractice.com

capralog.com

55aa-5.com

1stcorichmondhowitzers.com

powerhouseenterprises.com

magetu.info

206a1db.com

unilever2020.com

bbterramar.com

einfohires.com

gogrowlocal.com

annerobertsla.com

sabaiexpo.com

neatpublications.com

frmsoccercampaustralia.com

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral2/memory/3980-7-0x0000000004ED0000-0x0000000004EE2000-memory.dmp	CustAttr

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4868-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3980 set thread context of 4868	3980	163273142f825c00083210241a47baa5.exe	97

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3980	163273142f825c00083210241a47baa5.exe
3980	163273142f825c00083210241a47baa5.exe
4868	163273142f825c00083210241a47baa5.exe
4868	163273142f825c00083210241a47baa5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3980	163273142f825c00083210241a47baa5.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 1204	3980	163273142f825c00083210241a47baa5.exe	96
PID 3980 wrote to memory of 1204	3980	163273142f825c00083210241a47baa5.exe	96
PID 3980 wrote to memory of 1204	3980	163273142f825c00083210241a47baa5.exe	96
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97
PID 3980 wrote to memory of 4868	3980	163273142f825c00083210241a47baa5.exe	97

C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe
"C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe
  "C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe"
  2⤵
  PID:1204
- C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe
  "C:\Users\Admin\AppData\Local\Temp\163273142f825c00083210241a47baa5.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4868

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3980-6-0x00000000055A0000-0x00000000055AA000-memory.dmp

Filesize
40KB

Download
memory/3980-8-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3980-3-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/3980-4-0x0000000005620000-0x00000000056BC000-memory.dmp

Filesize
624KB

Download
memory/3980-0-0x0000000000A40000-0x0000000000AF6000-memory.dmp

Filesize
728KB

Download
memory/3980-5-0x00000000057C0000-0x00000000057D0000-memory.dmp

Filesize
64KB

Download
memory/3980-2-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/3980-7-0x0000000004ED0000-0x0000000004EE2000-memory.dmp

Filesize
72KB

Download
memory/3980-1-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3980-9-0x00000000057C0000-0x00000000057D0000-memory.dmp

Filesize
64KB

Download
memory/3980-10-0x0000000008730000-0x00000000087AC000-memory.dmp

Filesize
496KB

Download
memory/3980-14-0x00000000746A0000-0x0000000074E50000-memory.dmp

Filesize
7.7MB

Download
memory/3980-11-0x0000000006D80000-0x0000000006DB4000-memory.dmp

Filesize
208KB

Download
memory/4868-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4868-15-0x0000000001540000-0x000000000188A000-memory.dmp

Filesize
3.3MB

Download