xloader | 031527224e74b82bf16e639c666134674ecc8a6e648fed2f68255617bd6a3b18

Analysis

max time kernel
146s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 20:42

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General

Target

USD $.exe
Size

1.0MB
MD5

7098068c07032900ff073b55a8ad8e0b
SHA1

5bdda0bc06b935689f29d55b297d0523d82c6bfa
SHA256

2d7aac32ea8a8329262ead70ec2f030c1a4061e4edafdf03e605bb9ce606836e
SHA512

c5568a37cd6cfa600af5742acd1143d434035e2b5d7caa515ccbf182c6f72030e28a3562ee9f5e9341bcc5aeef45f498434fb8ff6835bc07c04220440d0aaf39
SSDEEP

12288:WA72Z5kzykTvNYf3ACtYKWBAZcQEuanCJ4ZTuWnCT2EypSTU0KfOgzUhr2X0GSGl:WAaZ5k7TvqfwCqiZ9149O21FCWZ

Score

10^/10

xloader weni discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

weni

Decoy

sdmdwang.com

konversationswithkoshie.net

carap.club

eagldeream.com

856380585.xyz

elgallocoffee.com

magetu.info

lovertons.com

theichallenge.com

advancedautorepairsonline.com

wingsstyling.info

tapdaugusta.com

wiloasbanhsgtarewdasc.solutions

donjrisdumb.com

experienceddoctor.com

cloverhillconsultants.com

underwear.show

karensgonewild2020.com

arodsr.com

thefucktardmanual.com

Signatures

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

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral30/memory/2680-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral30/memory/2680-15-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral30/memory/2680-21-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral30/memory/2200-27-0x00000000001F0000-0x0000000000218000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1680 set thread context of 2680	1680	USD $.exe	30
PID 2680 set thread context of 1280	2680	RegSvcs.exe	21
PID 2680 set thread context of 1280	2680	RegSvcs.exe	21
PID 2200 set thread context of 1280	2200	cscript.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	USD $.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
1680	USD $.exe
2680	RegSvcs.exe
2680	RegSvcs.exe
2680	RegSvcs.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe
2200	cscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2680	RegSvcs.exe
2680	RegSvcs.exe
2680	RegSvcs.exe
2680	RegSvcs.exe
2200	cscript.exe
2200	cscript.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	USD $.exe
Token: SeDebugPrivilege	2680	RegSvcs.exe
Token: SeDebugPrivilege	2200	cscript.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1680 wrote to memory of 2680	1680	USD $.exe	30
PID 1280 wrote to memory of 2200	1280	Explorer.EXE	31
PID 1280 wrote to memory of 2200	1280	Explorer.EXE	31
PID 1280 wrote to memory of 2200	1280	Explorer.EXE	31
PID 1280 wrote to memory of 2200	1280	Explorer.EXE	31
PID 2200 wrote to memory of 3012	2200	cscript.exe	32
PID 2200 wrote to memory of 3012	2200	cscript.exe	32
PID 2200 wrote to memory of 3012	2200	cscript.exe	32
PID 2200 wrote to memory of 3012	2200	cscript.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\USD $.exe
  "C:\Users\Admin\AppData\Local\Temp\USD $.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2680
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - 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:2200
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1280-18-0x0000000007380000-0x00000000074DB000-memory.dmp

Filesize
1.4MB

Download
memory/1280-17-0x0000000002DA0000-0x0000000002EA0000-memory.dmp

Filesize
1024KB

Download
memory/1280-24-0x0000000006CA0000-0x0000000006D6F000-memory.dmp

Filesize
828KB

Download
memory/1280-28-0x0000000006CA0000-0x0000000006D6F000-memory.dmp

Filesize
828KB

Download
memory/1680-4-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/1680-5-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-6-0x0000000007540000-0x00000000075CC000-memory.dmp

Filesize
560KB

Download
memory/1680-7-0x0000000002210000-0x000000000224A000-memory.dmp

Filesize
232KB

Download
memory/1680-3-0x00000000004D0000-0x00000000004D8000-memory.dmp

Filesize
32KB

Download
memory/1680-0-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/1680-2-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-19-0x0000000073F60000-0x000000007464E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-1-0x00000000009F0000-0x0000000000AF6000-memory.dmp

Filesize
1.0MB

Download
memory/2200-27-0x00000000001F0000-0x0000000000218000-memory.dmp

Filesize
160KB

Download
memory/2200-25-0x0000000000220000-0x0000000000242000-memory.dmp

Filesize
136KB

Download
memory/2200-26-0x0000000000220000-0x0000000000242000-memory.dmp

Filesize
136KB

Download
memory/2680-13-0x00000000009A0000-0x0000000000CA3000-memory.dmp

Filesize
3.0MB

Download
memory/2680-15-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2680-22-0x00000000002C0000-0x00000000002D0000-memory.dmp

Filesize
64KB

Download
memory/2680-21-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2680-16-0x0000000000180000-0x0000000000190000-memory.dmp

Filesize
64KB

Download
memory/2680-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2680-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2680-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download