xloader | 39df7b98ddb03dd2a5f3f0a9745ecabb033f8d710abbc65135a6d4df865e96ee

General

Target

OUTSTANDING SOA PDF.exe
Size

701KB
MD5

52034976e1fbea4f25050737b949ebca
SHA1

59fa258b62f43df44fd131684f11fe090e905159
SHA256

54959487d80d695894f408175af28cef3993a495f67c9e5ad98d30a355110cfe
SHA512

978cdf9778892d77ce7ed5cf80ca5c454e02fc55f52d32e35a3c2f6bc96280c16f611ef7178cc11d17262180aa4830a018affe24bac3c10f9cbb93dbe78c04fb
SSDEEP

12288:zJCS4+09q5p4YHZoAN7/5ZTnvqWs2Cd8eYRcJ6/:1CS4+06ikZN/PvqWsN+5+c

Score

10^/10

xloader g3ws discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

g3ws

Decoy

lashandragrey.com

rickster.tech

mfengnews.com

ignatovi.com

munjashoong.com

oplexxburn.com

freaner.agency

finetaxmultiservice.com

sydneyelectroservices.com

puma-factoryoutlet.com

kakaomobility-recruit.com

tombitz.com

kekenapeps.com

claudchat.com

hondenpaleis.com

hyswkimjisoo.xyz

ralphlaurenoutlet.us

cargonodeseado.xyz

virtualassistantsteam.com

mamaduduprints.com

Signatures

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

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/4764-14-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4764-19-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4764-23-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/3564-31-0x00000000008C0000-0x00000000008EB000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3452 set thread context of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 4764 set thread context of 3364	4764	OUTSTANDING SOA PDF.exe	56
PID 4764 set thread context of 3364	4764	OUTSTANDING SOA PDF.exe	56
PID 3564 set thread context of 3364	3564	mstsc.exe	56

System Location Discovery: System Language Discovery 1 TTPs 4 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	OUTSTANDING SOA PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OUTSTANDING SOA PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe
3564	mstsc.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
4764	OUTSTANDING SOA PDF.exe
3564	mstsc.exe
3564	mstsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4764	OUTSTANDING SOA PDF.exe
Token: SeDebugPrivilege	3564	mstsc.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 3452 wrote to memory of 4764	3452	OUTSTANDING SOA PDF.exe	100
PID 4764 wrote to memory of 3564	4764	OUTSTANDING SOA PDF.exe	102
PID 4764 wrote to memory of 3564	4764	OUTSTANDING SOA PDF.exe	102
PID 4764 wrote to memory of 3564	4764	OUTSTANDING SOA PDF.exe	102
PID 3564 wrote to memory of 3860	3564	mstsc.exe	103
PID 3564 wrote to memory of 3860	3564	mstsc.exe	103
PID 3564 wrote to memory of 3860	3564	mstsc.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3364
- C:\Users\Admin\AppData\Local\Temp\OUTSTANDING SOA PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING SOA PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3452
- - C:\Users\Admin\AppData\Local\Temp\OUTSTANDING SOA PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING SOA PDF.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4764
  - - C:\Windows\SysWOW64\mstsc.exe
      "C:\Windows\SysWOW64\mstsc.exe"
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3564
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING SOA PDF.exe"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3860
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:3232

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/3364-37-0x0000000003230000-0x000000000331B000-memory.dmp

Filesize
940KB

Download
memory/3364-26-0x0000000008F20000-0x000000000905D000-memory.dmp

Filesize
1.2MB

Download
memory/3364-30-0x0000000009160000-0x00000000092EE000-memory.dmp

Filesize
1.6MB

Download
memory/3364-25-0x0000000009160000-0x00000000092EE000-memory.dmp

Filesize
1.6MB

Download
memory/3364-34-0x0000000003230000-0x000000000331B000-memory.dmp

Filesize
940KB

Download
memory/3364-21-0x0000000008F20000-0x000000000905D000-memory.dmp

Filesize
1.2MB

Download
memory/3364-35-0x0000000003230000-0x000000000331B000-memory.dmp

Filesize
940KB

Download
memory/3452-6-0x00000000062E0000-0x00000000062F2000-memory.dmp

Filesize
72KB

Download
memory/3452-7-0x0000000006390000-0x000000000642C000-memory.dmp

Filesize
624KB

Download
memory/3452-9-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3452-10-0x0000000007D40000-0x0000000007DCE000-memory.dmp

Filesize
568KB

Download
memory/3452-11-0x0000000007C00000-0x0000000007C66000-memory.dmp

Filesize
408KB

Download
memory/3452-12-0x0000000006460000-0x0000000006466000-memory.dmp

Filesize
24KB

Download
memory/3452-13-0x0000000006470000-0x00000000064A2000-memory.dmp

Filesize
200KB

Download
memory/3452-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/3452-16-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3452-8-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/3452-1-0x0000000000420000-0x00000000004D6000-memory.dmp

Filesize
728KB

Download
memory/3452-5-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3452-4-0x0000000004E80000-0x0000000004E8A000-memory.dmp

Filesize
40KB

Download
memory/3452-3-0x0000000004EF0000-0x0000000004F82000-memory.dmp

Filesize
584KB

Download
memory/3452-2-0x00000000054A0000-0x0000000005A44000-memory.dmp

Filesize
5.6MB

Download
memory/3564-31-0x00000000008C0000-0x00000000008EB000-memory.dmp

Filesize
172KB

Download
memory/3564-29-0x00000000009D0000-0x0000000000B0A000-memory.dmp

Filesize
1.2MB

Download
memory/3564-27-0x00000000009D0000-0x0000000000B0A000-memory.dmp

Filesize
1.2MB

Download
memory/4764-14-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4764-23-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4764-24-0x0000000001380000-0x0000000001391000-memory.dmp

Filesize
68KB

Download
memory/4764-19-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4764-20-0x0000000001300000-0x0000000001311000-memory.dmp

Filesize
68KB

Download
memory/4764-17-0x00000000013A0000-0x00000000016EA000-memory.dmp

Filesize
3.3MB

Download

Analysis

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