xloader | 6afa5e287f69f392b8481a94ebb1729c606a1f1023820e79e942ad40dfe96859

General

Target

fd45ab42cffc17209261bff2430c8245.exe
Size

821KB
MD5

fd45ab42cffc17209261bff2430c8245
SHA1

d06143966b8ca02db582f5111fc275844796786f
SHA256

6afa5e287f69f392b8481a94ebb1729c606a1f1023820e79e942ad40dfe96859
SHA512

c6326b0d3f029bfe7b9d2cee32b89dee3b46b921af5f342958971d5c5be4e2be6fd9d3ca518b5215f6f0a3572d4f739922f1f7392c67acd1967c42d99145252f
SSDEEP

12288:vMrP7wwt12QLaX3miWy4hTniOHDA4HnIsNGEG9gfy27ONd+5nDCZ+ug3vI4SeZ91:ErP7ww4V4h2wChgfVu8q7mo5oFCEkv

Score

10^/10

xloader m6b5 loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

m6b5

Decoy

ixtarbelize.com

pheamal.com

daiyncc.com

staydoubted.com

laagerlitigation.club

sukrantastansakarya.com

esupport.ltd

vetscontracting.net

themuslimlife.coach

salmanairs.com

somatictherapyservices.com

lastminuteminister.com

comunicarbuenosaires.com

kazuya.tech

insightlyservicedev.com

redevelopment38subhashnagar.com

thefutureinvestor.com

simplysu.com

lagu45.com

livingstonpistolpermit.com

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

resource	yara_rule
behavioral2/memory/3952-8-0x0000000002870000-0x0000000002882000-memory.dmp	CustAttr

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1312-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1312-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3720-23-0x0000000000E00000-0x0000000000E29000-memory.dmp	xloader
behavioral2/memory/3720-25-0x0000000000E00000-0x0000000000E29000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3952 set thread context of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 1312 set thread context of 3492	1312	RegSvcs.exe	45
PID 3720 set thread context of 3492	3720	NETSTAT.EXE	45

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3720	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
3952	fd45ab42cffc17209261bff2430c8245.exe
3952	fd45ab42cffc17209261bff2430c8245.exe
1312	RegSvcs.exe
1312	RegSvcs.exe
1312	RegSvcs.exe
1312	RegSvcs.exe
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE
3720	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1312	RegSvcs.exe
1312	RegSvcs.exe
1312	RegSvcs.exe
3720	NETSTAT.EXE
3720	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3952	fd45ab42cffc17209261bff2430c8245.exe
Token: SeDebugPrivilege	1312	RegSvcs.exe
Token: SeDebugPrivilege	3720	NETSTAT.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3492	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3952 wrote to memory of 1312	3952	fd45ab42cffc17209261bff2430c8245.exe	103
PID 3492 wrote to memory of 3720	3492	Explorer.EXE	104
PID 3492 wrote to memory of 3720	3492	Explorer.EXE	104
PID 3492 wrote to memory of 3720	3492	Explorer.EXE	104
PID 3720 wrote to memory of 632	3720	NETSTAT.EXE	105
PID 3720 wrote to memory of 632	3720	NETSTAT.EXE	105
PID 3720 wrote to memory of 632	3720	NETSTAT.EXE	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Users\Admin\AppData\Local\Temp\fd45ab42cffc17209261bff2430c8245.exe
  "C:\Users\Admin\AppData\Local\Temp\fd45ab42cffc17209261bff2430c8245.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1312
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3720
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1312-19-0x0000000001450000-0x0000000001460000-memory.dmp

Filesize
64KB

Download
memory/1312-16-0x00000000018C0000-0x0000000001C0A000-memory.dmp

Filesize
3.3MB

Download
memory/1312-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1312-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3492-20-0x0000000002D50000-0x0000000002E0E000-memory.dmp

Filesize
760KB

Download
memory/3492-35-0x0000000007F70000-0x000000000807E000-memory.dmp

Filesize
1.1MB

Download
memory/3492-32-0x0000000007F70000-0x000000000807E000-memory.dmp

Filesize
1.1MB

Download
memory/3492-31-0x0000000007F70000-0x000000000807E000-memory.dmp

Filesize
1.1MB

Download
memory/3492-28-0x0000000002D50000-0x0000000002E0E000-memory.dmp

Filesize
760KB

Download
memory/3720-25-0x0000000000E00000-0x0000000000E29000-memory.dmp

Filesize
164KB

Download
memory/3720-21-0x00000000000A0000-0x00000000000AB000-memory.dmp

Filesize
44KB

Download
memory/3720-22-0x00000000000A0000-0x00000000000AB000-memory.dmp

Filesize
44KB

Download
memory/3720-23-0x0000000000E00000-0x0000000000E29000-memory.dmp

Filesize
164KB

Download
memory/3720-24-0x00000000014E0000-0x000000000182A000-memory.dmp

Filesize
3.3MB

Download
memory/3720-27-0x00000000013B0000-0x000000000143F000-memory.dmp

Filesize
572KB

Download
memory/3952-7-0x00000000051A0000-0x00000000051F6000-memory.dmp

Filesize
344KB

Download
memory/3952-15-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3952-12-0x00000000054D0000-0x0000000005504000-memory.dmp

Filesize
208KB

Download
memory/3952-11-0x0000000007A50000-0x0000000007ACC000-memory.dmp

Filesize
496KB

Download
memory/3952-10-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/3952-9-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3952-8-0x0000000002870000-0x0000000002882000-memory.dmp

Filesize
72KB

Download
memory/3952-1-0x0000000075060000-0x0000000075810000-memory.dmp

Filesize
7.7MB

Download
memory/3952-6-0x0000000004FB0000-0x0000000004FBA000-memory.dmp

Filesize
40KB

Download
memory/3952-5-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/3952-4-0x00000000050A0000-0x0000000005132000-memory.dmp

Filesize
584KB

Download
memory/3952-3-0x0000000005650000-0x0000000005BF4000-memory.dmp

Filesize
5.6MB

Download
memory/3952-2-0x0000000005000000-0x000000000509C000-memory.dmp

Filesize
624KB

Download
memory/3952-0-0x00000000004E0000-0x00000000005B4000-memory.dmp

Filesize
848KB

Download

Analysis

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