xloader | 47873a4fb57b3b9bc79a93c829767b4a0130cfdc5ea5af91a7df9fe5be33c879

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

resource	yara_rule
behavioral2/memory/376-11-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 404 set thread context of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96

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

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
376	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
376	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 4620	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	95
PID 404 wrote to memory of 4620	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	95
PID 404 wrote to memory of 4620	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	95
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96
PID 404 wrote to memory of 376	404	ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe	96

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:404
- C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
  "C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe"
  2⤵
  PID:4620
- C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe
  "C:\Users\Admin\AppData\Local\Temp\ecf0968be7a904567bfb2406b3bb651e76ae582e357cdc16c448aeec872bc31b.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/376-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/376-14-0x00000000017E0000-0x0000000001B2A000-memory.dmp

Filesize
3.3MB

Download
memory/404-6-0x0000000007940000-0x000000000794E000-memory.dmp

Filesize
56KB

Download
memory/404-3-0x0000000007520000-0x00000000075B2000-memory.dmp

Filesize
584KB

Download
memory/404-5-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/404-4-0x0000000004B40000-0x0000000004B4A000-memory.dmp

Filesize
40KB

Download
memory/404-0-0x000000007444E000-0x000000007444F000-memory.dmp

Filesize
4KB

Download
memory/404-7-0x000000007444E000-0x000000007444F000-memory.dmp

Filesize
4KB

Download
memory/404-8-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/404-9-0x0000000008A10000-0x0000000008AAC000-memory.dmp

Filesize
624KB

Download
memory/404-10-0x0000000008B50000-0x0000000008BA2000-memory.dmp

Filesize
328KB

Download
memory/404-2-0x00000000079F0000-0x0000000007F94000-memory.dmp

Filesize
5.6MB

Download
memory/404-13-0x0000000074440000-0x0000000074BF0000-memory.dmp

Filesize
7.7MB

Download
memory/404-1-0x00000000005D0000-0x0000000000650000-memory.dmp

Filesize
512KB

Download

Analysis

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