xloader | 68d833bbc98fa8c14cab1c22f458f0ec7a971b908365767514a8e2c1e3504f2f

General

Target

538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
Size

715KB
MD5

f444b6e1dfea126b54556aa8b3321f9a
SHA1

7c318d0d03dc5ad399b5fe764c1cbb132faf6c1b
SHA256

538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7
SHA512

08ef03f4fd192cbfb0d322c3ba4f71940322f7fea7c477e67d53387cb6d321561d76462c8b6812f3627524d05bdaf89a14afd51b2fd5d02de2f0299cd1507d81
SSDEEP

12288:VW6JeVW5deCNMwtDTmilHq1QS8d4aO8H5pP9DbJRxHkEFkj4MgRlE3wU9t:V9J1deatDTmitq1QHd4jExJRdk/2WAE

Score

10^/10

xloader ef6c discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ef6c

Decoy

gicaredocs.com

govusergroup.com

conversationspit.com

brondairy.com

rjtherealest.com

xn--9m1bq8wgkag3rjvb.com

mylori.net

softandcute.store

ahljsm.com

shacksolid.com

weekendmusecollection.com

gaminghallarna.net

pgonline111.online

44mpt.xyz

ambrandt.com

eddytattoo.com

blendeqes.com

upinmyfeels.com

lacucinadesign.com

docomoau.xyz

Signatures

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

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2804-11-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2368 set thread context of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32

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	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
2804	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2756	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	31
PID 2368 wrote to memory of 2756	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	31
PID 2368 wrote to memory of 2756	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	31
PID 2368 wrote to memory of 2756	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	31
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32
PID 2368 wrote to memory of 2804	2368	538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe	32

C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
"C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
  "C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe"
  2⤵
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe
  "C:\Users\Admin\AppData\Local\Temp\538b16e9cf0d0c6e8ab57ccbf7cc8457164615fb47cdf2e17278a635a9de36c7.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2804

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/2368-6-0x0000000004D70000-0x0000000004DCE000-memory.dmp

Filesize
376KB

Download
memory/2368-1-0x0000000000B00000-0x0000000000BBA000-memory.dmp

Filesize
744KB

Download
memory/2368-2-0x00000000747E0000-0x0000000074ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2368-3-0x0000000000960000-0x000000000096E000-memory.dmp

Filesize
56KB

Download
memory/2368-4-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/2368-5-0x00000000747E0000-0x0000000074ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2368-0-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/2368-12-0x00000000747E0000-0x0000000074ECE000-memory.dmp

Filesize
6.9MB

Download
memory/2804-7-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2804-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-11-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2804-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2804-13-0x0000000000BC0000-0x0000000000EC3000-memory.dmp

Filesize
3.0MB

Download

Analysis

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