xloader | 031527224e74b82bf16e639c666134674ecc8a6e648fed2f68255617bd6a3b18

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 12:40

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General

Target

Inv_7623980.exe
Size

829KB
MD5

b20d9ced5d063ec28425551a520ac59d
SHA1

f6bfd3346ed28ef6ed5e45d89f6b1f89d8296b0f
SHA256

3ad516ed1d59d2a83e03dd014de474999c1d20885639cd2f77c1108c636636df
SHA512

2bbfa0ab4ef7132e5740e54d1fcacb35fdbea4a89b5208f42b4660377f5e18f7a09cad7c589d3a1c3b02d06228ba8b3cb02d6f32b0fcf18b71f23c0e367c48d4
SSDEEP

12288:sJzJBoc+ZPzbmhJP8jA+09+Ny6UMZET3jcqd+lHLN3BwspCVad5+v991DqGTR:sjec+ZPzbmf8jFNu4ETQqwtBw

Score

10^/10

xloader m6b5 discovery 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
Xloader family
xloader

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral27/memory/2204-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral27/memory/2204-17-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral27/memory/4000-22-0x0000000000E20000-0x0000000000E49000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 404 set thread context of 2204	404	Inv_7623980.exe	92
PID 2204 set thread context of 3468	2204	RegSvcs.exe	56
PID 4000 set thread context of 3468	4000	msdt.exe	56

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	Inv_7623980.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 53 IoCs

pid	Process
404	Inv_7623980.exe
404	Inv_7623980.exe
404	Inv_7623980.exe
2204	RegSvcs.exe
2204	RegSvcs.exe
2204	RegSvcs.exe
2204	RegSvcs.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe
4000	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2204	RegSvcs.exe
2204	RegSvcs.exe
2204	RegSvcs.exe
4000	msdt.exe
4000	msdt.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	404	Inv_7623980.exe
Token: SeDebugPrivilege	2204	RegSvcs.exe
Token: SeDebugPrivilege	4000	msdt.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 3224	404	Inv_7623980.exe	91
PID 404 wrote to memory of 3224	404	Inv_7623980.exe	91
PID 404 wrote to memory of 3224	404	Inv_7623980.exe	91
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 404 wrote to memory of 2204	404	Inv_7623980.exe	92
PID 3468 wrote to memory of 4000	3468	Explorer.EXE	93
PID 3468 wrote to memory of 4000	3468	Explorer.EXE	93
PID 3468 wrote to memory of 4000	3468	Explorer.EXE	93
PID 4000 wrote to memory of 1248	4000	msdt.exe	95
PID 4000 wrote to memory of 1248	4000	msdt.exe	95
PID 4000 wrote to memory of 1248	4000	msdt.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe
  "C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:404
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "{path}"
    3⤵
    PID:3224
- - 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:2204
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:4000
- - 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:1248

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/404-14-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/404-1-0x0000000000520000-0x00000000005F6000-memory.dmp

Filesize
856KB

Download
memory/404-2-0x0000000007960000-0x0000000007F04000-memory.dmp

Filesize
5.6MB

Download
memory/404-3-0x00000000074B0000-0x0000000007542000-memory.dmp

Filesize
584KB

Download
memory/404-4-0x0000000002A00000-0x0000000002A0A000-memory.dmp

Filesize
40KB

Download
memory/404-5-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/404-6-0x00000000050D0000-0x000000000516C000-memory.dmp

Filesize
624KB

Download
memory/404-7-0x0000000005040000-0x0000000005048000-memory.dmp

Filesize
32KB

Download
memory/404-8-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/404-9-0x0000000075270000-0x0000000075A20000-memory.dmp

Filesize
7.7MB

Download
memory/404-10-0x00000000055A0000-0x0000000005628000-memory.dmp

Filesize
544KB

Download
memory/404-11-0x0000000004FA0000-0x0000000004FDA000-memory.dmp

Filesize
232KB

Download
memory/404-0-0x000000007527E000-0x000000007527F000-memory.dmp

Filesize
4KB

Download
memory/2204-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2204-15-0x0000000001440000-0x000000000178A000-memory.dmp

Filesize
3.3MB

Download
memory/2204-18-0x0000000000ED0000-0x0000000000EE0000-memory.dmp

Filesize
64KB

Download
memory/2204-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3468-19-0x0000000002910000-0x00000000029CE000-memory.dmp

Filesize
760KB

Download
memory/3468-23-0x0000000002910000-0x00000000029CE000-memory.dmp

Filesize
760KB

Download
memory/3468-27-0x0000000007100000-0x000000000727C000-memory.dmp

Filesize
1.5MB

Download
memory/3468-28-0x0000000007100000-0x000000000727C000-memory.dmp

Filesize
1.5MB

Download
memory/3468-30-0x0000000007100000-0x000000000727C000-memory.dmp

Filesize
1.5MB

Download
memory/4000-20-0x0000000000930000-0x0000000000987000-memory.dmp

Filesize
348KB

Download
memory/4000-21-0x0000000000930000-0x0000000000987000-memory.dmp

Filesize
348KB

Download
memory/4000-22-0x0000000000E20000-0x0000000000E49000-memory.dmp

Filesize
164KB

Download