xloader | 47873a4fb57b3b9bc79a93c829767b4a0130cfdc5ea5af91a7df9fe5be33c879

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-09-2024 06:14

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General

Target

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
Size

486KB
MD5

3efd0baa42497c7fbdadf1f2dd4c8210
SHA1

48b1f026168871bd602276649508a6b309238802
SHA256

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b
SHA512

ebe4875bb48cadb9bc8ce3a704453ecb599e1742896d473b09c1d310bae2fa6fe506dbf4b857406fc9350e54853e8a34670ffe018f54840b80d2843ddd7748b7
SSDEEP

12288:SrgpMw31pGFf3Fa4Z74uBVfbaLpFJwVev:SGHY3tB4ofWNFJx

Score

10^/10

xloader b5ce discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

b5ce

Decoy

advellerd.xyz

giasuvina.com

arab-xt-pro.com

ahsltu2ua4.com

trasportesemmanuel.com

kissimmeesoccercup.com

studyengland.com

m2volleyballclub.com

shyuehuan.com

elsml.com

blog-x-history.top

coditeu.com

allattachments.net

vigautruc.com

mentication.com

zambiaedu.xyz

filadelfiacenter.com

avlaborsourceinc.info

tameka-stewart.com

studio-cleo.com

Signatures

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

Xloader payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2068-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

description	pid	Process	procid_target
PID 2284 set thread context of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

pid	Process
2068	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

description	pid	Process	procid_target
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31
PID 2284 wrote to memory of 2068	2284	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	31

C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
"C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
  "C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2068-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2068-15-0x0000000000C00000-0x0000000000F03000-memory.dmp

Filesize
3.0MB

Download
memory/2068-7-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2068-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2068-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2284-3-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2284-6-0x0000000002000000-0x0000000002052000-memory.dmp

Filesize
328KB

Download
memory/2284-5-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/2284-4-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2284-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2284-2-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/2284-14-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/2284-1-0x0000000000B80000-0x0000000000C00000-memory.dmp

Filesize
512KB

Download