xloader | f46af7c7490c42c4e04cb98f27f3f1741e75a3484f78852e63af21a7fdc38827

General

Target

New-Order,pdf.exe
Size

749KB
MD5

aaaf770b9da9ed45ca73b495eb6221ef
SHA1

0031c174a1dcae63a5aa259dde8e3062e17a68bd
SHA256

9ff1a6a0e9326633316aff39f81d9e4a132db16fee4acc1fb25173fbe7d9ba7e
SHA512

213d19cb5abd83bf2eb903887856b182d8111e857b9dd9a0eedbcef4c945290108f3904cb95d04595f1b19227c494d28a0b202d3b2dc3dcc6db9c17bac479695
SSDEEP

12288:mby0chFFQWNA0CsK+JBVsqit9vkpShrKvjZKnkmGDtoxKPdU7OVH8dz:mbHchF91K+JBV8ZkwhrKLMngH+OVH2

Score

10^/10

xloader u8yc discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

u8yc

Decoy

nutricionclinicaveterinaria.com

deployinghigh.com

buyulever.icu

stevencarter.love

creditcardschoicescandot.com

frangeskvor.quest

parkerstagingdesign.com

complexfund.com

aanikin.com

goodearthteeco.com

slouchsofas.com

smilebrain.club

launchyoursurveyfunnel.com

grandcazino.net

aminsfy.com

typingform.com

buten.xyz

vicinaathain.quest

opusludo.com

toncekovpodrum.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/2696-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2696-17-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/4856-25-0x0000000000740000-0x0000000000769000-memory.dmp	xloader
behavioral2/memory/4856-27-0x0000000000740000-0x0000000000769000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2696	2244	New-Order,pdf.exe	99
PID 2696 set thread context of 3436	2696	New-Order,pdf.exe	56
PID 4856 set thread context of 3436	4856	msiexec.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	New-Order,pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
2696	New-Order,pdf.exe
2696	New-Order,pdf.exe
2696	New-Order,pdf.exe
2696	New-Order,pdf.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe
4856	msiexec.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2696	New-Order,pdf.exe
2696	New-Order,pdf.exe
2696	New-Order,pdf.exe
4856	msiexec.exe
4856	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2696	New-Order,pdf.exe
Token: SeDebugPrivilege	4856	msiexec.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 2244 wrote to memory of 2696	2244	New-Order,pdf.exe	99
PID 3436 wrote to memory of 4856	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4856	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4856	3436	Explorer.EXE	100
PID 4856 wrote to memory of 4420	4856	msiexec.exe	101
PID 4856 wrote to memory of 4420	4856	msiexec.exe	101
PID 4856 wrote to memory of 4420	4856	msiexec.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\New-Order,pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\New-Order,pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Users\Admin\AppData\Local\Temp\New-Order,pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\New-Order,pdf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2696
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:4856
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\New-Order,pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4420

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/2244-14-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2244-1-0x0000000000510000-0x00000000005D4000-memory.dmp

Filesize
784KB

Download
memory/2244-2-0x00000000055E0000-0x0000000005B84000-memory.dmp

Filesize
5.6MB

Download
memory/2244-3-0x0000000005030000-0x00000000050C2000-memory.dmp

Filesize
584KB

Download
memory/2244-4-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2244-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

Filesize
40KB

Download
memory/2244-6-0x0000000005230000-0x000000000523E000-memory.dmp

Filesize
56KB

Download
memory/2244-7-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2244-8-0x00000000746C0000-0x0000000074E70000-memory.dmp

Filesize
7.7MB

Download
memory/2244-9-0x0000000006570000-0x000000000660C000-memory.dmp

Filesize
624KB

Download
memory/2244-10-0x00000000068A0000-0x000000000694E000-memory.dmp

Filesize
696KB

Download
memory/2244-11-0x0000000006610000-0x0000000006640000-memory.dmp

Filesize
192KB

Download
memory/2244-0-0x00000000746CE000-0x00000000746CF000-memory.dmp

Filesize
4KB

Download
memory/2696-15-0x0000000001480000-0x00000000017CA000-memory.dmp

Filesize
3.3MB

Download
memory/2696-18-0x0000000001370000-0x0000000001381000-memory.dmp

Filesize
68KB

Download
memory/2696-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2696-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3436-28-0x0000000007B20000-0x0000000007C8E000-memory.dmp

Filesize
1.4MB

Download
memory/3436-19-0x0000000007B20000-0x0000000007C8E000-memory.dmp

Filesize
1.4MB

Download
memory/3436-36-0x0000000002560000-0x000000000260E000-memory.dmp

Filesize
696KB

Download
memory/3436-34-0x0000000002560000-0x000000000260E000-memory.dmp

Filesize
696KB

Download
memory/3436-33-0x0000000002560000-0x000000000260E000-memory.dmp

Filesize
696KB

Download
memory/4856-22-0x0000000000E80000-0x0000000000E92000-memory.dmp

Filesize
72KB

Download
memory/4856-27-0x0000000000740000-0x0000000000769000-memory.dmp

Filesize
164KB

Download
memory/4856-26-0x00000000029A0000-0x0000000002CEA000-memory.dmp

Filesize
3.3MB

Download
memory/4856-30-0x00000000027D0000-0x0000000002860000-memory.dmp

Filesize
576KB

Download
memory/4856-25-0x0000000000740000-0x0000000000769000-memory.dmp

Filesize
164KB

Download
memory/4856-24-0x0000000000E80000-0x0000000000E92000-memory.dmp

Filesize
72KB

Download
memory/4856-20-0x0000000000E80000-0x0000000000E92000-memory.dmp

Filesize
72KB

Download

Analysis

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