xloader | 92263c20dbc47c2039e4bfd8507dc9e8a30ac61f99107727ee13b0d398a45da0

General

Target

2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe
Size

519KB
MD5

b5cca9a0d4517e73fa2bb17c9f77f164
SHA1

5c654175925084aa0440be0fc54fe81fc52b4c38
SHA256

2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863
SHA512

537bcae22b77c5b2b6b650e4a7437cc5c5a5a3635e98b0f8053c62026d312c0d0208aa923d75cd2b19151adc1773e980d88634d2afada560d29ca3ae529f0bdb
SSDEEP

12288:xkKkRwmjQt+TPbV7G/2Q3Aaz6ZTleAlRH5i:xkKkRwmjQ4TPb3uA00leAD5

Score

10^/10

xloader oeir discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

oeir

Decoy

blueryu.net

cindyfernanda.com

eparchys.info

suzettebrissettcreatives.com

lifesuccesspros.com

vasprovider.online

thedencannabis.info

superfashionkitty.com

yhhj66.top

plfashiongroup.online

pandemicky.xyz

glendorahc.com

2-3xevent.pro

ig-canlidestek.com

svavw.online

cadforcpq.com

my-happinessgoals.com

iledulahaut.com

ycvibecheck.com

minmarket.online

Signatures

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

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1668-19-0x0000000000600000-0x000000000062B000-memory.dmp	xloader

Executes dropped EXE 1 IoCs

pid	Process
1668	AddInProcess32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1396	1668	WerFault.exe	90

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	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe
1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90
PID 1948 wrote to memory of 1668	1948	2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe	90

C:\Users\Admin\AppData\Local\Temp\2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe
"C:\Users\Admin\AppData\Local\Temp\2a54f922d3496201e6a737344cbf6cac0c1803a59cf4ce3111c831c32e1ce863.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
  "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
  2⤵
  - Executes dropped EXE
  PID:1668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 184
    3⤵
    - Program crash
    PID:1396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1668 -ip 1668
1⤵
PID:832

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

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
42KB

MD5
9827ff3cdf4b83f9c86354606736ca9c

SHA1
e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723

SHA256
c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a

SHA512
8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579

Download Submit
memory/1668-19-0x0000000000600000-0x000000000062B000-memory.dmp

Filesize
172KB

Download
memory/1948-8-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1948-10-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1948-4-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1948-5-0x0000000006600000-0x0000000006630000-memory.dmp

Filesize
192KB

Download
memory/1948-6-0x00000000066D0000-0x0000000006762000-memory.dmp

Filesize
584KB

Download
memory/1948-7-0x00000000066C0000-0x00000000066CA000-memory.dmp

Filesize
40KB

Download
memory/1948-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1948-3-0x00000000058C0000-0x000000000595C000-memory.dmp

Filesize
624KB

Download
memory/1948-11-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1948-12-0x00000000064C0000-0x00000000064DA000-memory.dmp

Filesize
104KB

Download
memory/1948-13-0x0000000006530000-0x0000000006536000-memory.dmp

Filesize
24KB

Download
memory/1948-14-0x000000000D1F0000-0x000000000D544000-memory.dmp

Filesize
3.3MB

Download
memory/1948-15-0x000000000D580000-0x000000000D5A2000-memory.dmp

Filesize
136KB

Download
memory/1948-2-0x0000000005DD0000-0x0000000006374000-memory.dmp

Filesize
5.6MB

Download
memory/1948-1-0x0000000000E40000-0x0000000000EC8000-memory.dmp

Filesize
544KB

Download
memory/1948-22-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download

Analysis

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