xloader | 7942dabd41df7897496ff6aa05fc22f6a94515fb09d473bd1b906fe2c0e4d9ab

General

Target

Order.exe
Size

1.2MB
MD5

dd6ab6cd17a66d48c5f1b61d8231505d
SHA1

36e490c417ab95e4878b29944566815da1095bac
SHA256

3065b2805c8d1f2fa4039d335a17855c65572f9fff179ddc5a279dd4bb7f58f0
SHA512

e336a6af2f39b038c1c8025e6d2d1d02c6f533939a86096c38c4e293ecd6abdc4abbf595c58411077cb2c7b4100787208ce5cd35becb12655d65d68b169476ae
SSDEEP

24576:PjAvRjwswHArvKQiUYbPcAJRKHhD+apppQ:Po51LKQ9YbZRKHE

Score

10^/10

xloader pz9b discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

pz9b

Decoy

gochili.info

cyberdatadefence.com

payonbux.com

candiceswanepoelbrasil.com

mykaoa.com

tanabe-kanagu.com

dovetailgoodlife.xyz

alabasterautomotive.com

tajc.club

authwdqtsi6sojynof9gmazon.com

cookingguides.net

yah360.com

berriq.com

freetoreview.online

yachtsgoneonline.com

clothestokidsri.com

howtogetstartedwithfba.com

simplepartyplanning.com

sunrisekai.com

wealthfarmer.net

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2752-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/2752-16-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/3028-21-0x0000000000080000-0x00000000000A8000-memory.dmp	xloader

Deletes itself 1 IoCs

pid	Process
2656	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2436 set thread context of 2752	2436	Order.exe	31
PID 2752 set thread context of 1200	2752	Order.exe	21
PID 3028 set thread context of 1200	3028	chkdsk.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	Order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
2752	Order.exe
2752	Order.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe
3028	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2752	Order.exe
2752	Order.exe
2752	Order.exe
3028	chkdsk.exe
3028	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	Order.exe
Token: SeDebugPrivilege	3028	chkdsk.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 2436 wrote to memory of 2752	2436	Order.exe	31
PID 1200 wrote to memory of 3028	1200	Explorer.EXE	32
PID 1200 wrote to memory of 3028	1200	Explorer.EXE	32
PID 1200 wrote to memory of 3028	1200	Explorer.EXE	32
PID 1200 wrote to memory of 3028	1200	Explorer.EXE	32
PID 3028 wrote to memory of 2656	3028	chkdsk.exe	33
PID 3028 wrote to memory of 2656	3028	chkdsk.exe	33
PID 3028 wrote to memory of 2656	3028	chkdsk.exe	33
PID 3028 wrote to memory of 2656	3028	chkdsk.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\Order.exe
  "C:\Users\Admin\AppData\Local\Temp\Order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Users\Admin\AppData\Local\Temp\Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2752
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Order.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

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/1200-22-0x0000000004210000-0x00000000042D0000-memory.dmp

Filesize
768KB

Download
memory/1200-18-0x0000000004210000-0x00000000042D0000-memory.dmp

Filesize
768KB

Download
memory/2436-13-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-1-0x0000000000FD0000-0x0000000001112000-memory.dmp

Filesize
1.3MB

Download
memory/2436-2-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-3-0x0000000000860000-0x0000000000876000-memory.dmp

Filesize
88KB

Download
memory/2436-4-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2436-5-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2436-6-0x0000000005940000-0x00000000059D4000-memory.dmp

Filesize
592KB

Download
memory/2436-7-0x0000000004DC0000-0x0000000004E20000-memory.dmp

Filesize
384KB

Download
memory/2436-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2752-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2752-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-14-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/2752-17-0x0000000000120000-0x0000000000130000-memory.dmp

Filesize
64KB

Download
memory/2752-16-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2752-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2752-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3028-19-0x00000000000D0000-0x00000000000D7000-memory.dmp

Filesize
28KB

Download
memory/3028-20-0x00000000000D0000-0x00000000000D7000-memory.dmp

Filesize
28KB

Download
memory/3028-21-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download

Analysis

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