xloader | a9fca272884348ca9773935b5833407aced2d22cc1ec4c688ca6a82f93bb6444

Analysis

max time kernel
147s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 20:38

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General

Target

05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
Size

825KB
MD5

9fbef7ef7736524a4d70188cd5e13ecc
SHA1

4462f6643b9de71db404f0ce65b02e3f9c1321ee
SHA256

05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f
SHA512

41ec03df8ec1d25c84085e21b69f8a0b046ff81bca1468b49ccc5fcd720b223dee26440110ba8b10590bede72985ca09c53b633875e6189f151791334c4d7f97
SSDEEP

24576:wJLPK9FNsY9Pu7+2FJGDp46hHrrJAY1BWwO40w7yP95O:sLP6NsqKTGtRR2SBW3dw2P

Score

10^/10

xloader nazb discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

nazb

Decoy

polypixelarmy.com

dppu56.com

prayrowan.com

favoredysxdmg.xyz

swichkickoff.com

suddennnnnnnnnnnn06.xyz

your-own-vpn.com

ban-click.com

digiblogofficial.com

frugaimoms.quest

longoriaamanda.com

moonelegant.com

americanpawnaz.com

riverflowmassage.com

theresnosomedayinbadass.com

sacredsolomon.com

mkperfumy.com

yavastudasuda.net

votewhosright.com

lovetoconnect.net

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/768-8-0x0000000000400000-0x000000000043A000-memory.dmp	xloader
behavioral2/memory/768-11-0x0000000000400000-0x000000000043A000-memory.dmp	xloader
behavioral2/memory/2980-19-0x0000000000B30000-0x0000000000B59000-memory.dmp	xloader

Blocklisted process makes network request 1 IoCs

flow	pid	Process
51	2980	cmstp.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 768 set thread context of 3368	768	PING.EXE	56
PID 2980 set thread context of 3368	2980	cmstp.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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmstp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
768	PING.EXE
2348	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
768	PING.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
768	PING.EXE
768	PING.EXE
768	PING.EXE
768	PING.EXE
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe
2980	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
768	PING.EXE
768	PING.EXE
768	PING.EXE
2980	cmstp.exe
2980	cmstp.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
Token: SeDebugPrivilege	768	PING.EXE
Token: SeDebugPrivilege	2980	cmstp.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 2304 wrote to memory of 768	2304	05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe	85
PID 3368 wrote to memory of 2980	3368	Explorer.EXE	86
PID 3368 wrote to memory of 2980	3368	Explorer.EXE	86
PID 3368 wrote to memory of 2980	3368	Explorer.EXE	86
PID 2980 wrote to memory of 2348	2980	cmstp.exe	88
PID 2980 wrote to memory of 2348	2980	cmstp.exe	88
PID 2980 wrote to memory of 2348	2980	cmstp.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3368
- C:\Users\Admin\AppData\Local\Temp\05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe
  "C:\Users\Admin\AppData\Local\Temp\05b1c93dc0267058d92151c0ebdd9d6facaa0ef863cf7aaa7bc5e5453c0e0d6f.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Windows\SysWOW64\PING.EXE
    "C:\Windows\SysWOW64\PING.EXE"
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:768
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.exe"
  2⤵
  - Blocklisted process makes network request
  - 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:2980
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\PING.EXE"
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:2348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/768-8-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/768-11-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/768-12-0x00000000013F0000-0x0000000001401000-memory.dmp

Filesize
68KB

Download
memory/768-9-0x0000000001890000-0x0000000001BDA000-memory.dmp

Filesize
3.3MB

Download
memory/2304-5-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2304-15-0x0000000072965000-0x0000000072966000-memory.dmp

Filesize
4KB

Download
memory/2304-6-0x0000000005C70000-0x0000000005D2A000-memory.dmp

Filesize
744KB

Download
memory/2304-7-0x0000000005D30000-0x0000000005D6A000-memory.dmp

Filesize
232KB

Download
memory/2304-4-0x0000000005A70000-0x0000000005B02000-memory.dmp

Filesize
584KB

Download
memory/2304-3-0x0000000005F80000-0x0000000006524000-memory.dmp

Filesize
5.6MB

Download
memory/2304-2-0x0000000005930000-0x00000000059CC000-memory.dmp

Filesize
624KB

Download
memory/2304-1-0x0000000000EB0000-0x0000000000F84000-memory.dmp

Filesize
848KB

Download
memory/2304-16-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2304-0-0x00000000751DE000-0x00000000751DF000-memory.dmp

Filesize
4KB

Download
memory/2980-17-0x00000000000D0000-0x00000000000E6000-memory.dmp

Filesize
88KB

Download
memory/2980-18-0x00000000000D0000-0x00000000000E6000-memory.dmp

Filesize
88KB

Download
memory/2980-19-0x0000000000B30000-0x0000000000B59000-memory.dmp

Filesize
164KB

Download
memory/3368-13-0x0000000008F30000-0x0000000009098000-memory.dmp

Filesize
1.4MB

Download
memory/3368-20-0x0000000008F30000-0x0000000009098000-memory.dmp

Filesize
1.4MB

Download
memory/3368-24-0x00000000090A0000-0x00000000091EB000-memory.dmp

Filesize
1.3MB

Download
memory/3368-25-0x00000000090A0000-0x00000000091EB000-memory.dmp

Filesize
1.3MB

Download