xloader | f8b00e8449765e88fefee1290e71e1c1b63973fa7989a297dcc3f348826b7ab9

General

Target

BG V.085(07)-REVISED DRAFT BL.exe
Size

773KB
MD5

b3ee3a00329eb1a0e1ef3cd71f952747
SHA1

2d5eff3955d2ded49ede5b526c9bd0e2a1afcf19
SHA256

b95718e6a008dc7f10900054853e7347c62f38463edcd17c9527c2d491ee7721
SHA512

35e11cb2ca02c0a2f20fde84c59afd67ec6993462316c4d54212a2f1a52dcf1109e1a1d166c71fded3bfb63c3adf521f1b93c9fcb7cea658826bcda26bf56313
SSDEEP

12288:7HGfIuwOEVGkSj5kG9oIZOFVsE9oINa6cy5IjTJWjUoOxQUzfiU16MHsS1P/oDel:z5uwOe0P9oI0KW/NariABGGDMSuH6

Score

10^/10

xloader ge32 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ge32

Decoy

purduegreeks.com

votehaddockformayor.com

sdacademy.net

boston-ninpo.com

algaeagora.com

myntlaccount.online

xn--eckwa3d3b3a2j.xyz

iytvdt.com

ibrnbw.com

outnoble.online

atmosferas.net

sathapornstainlesssteel.com

pantaneirajeans.online

classyeventsco.com

classyhousemarket.com

onlinemarketingvancouver.com

multi-familycompany.com

dirttinc.com

frilance.club

cpw883.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/1148-12-0x0000000008590000-0x00000000085B9000-memory.dmp	xloader
behavioral2/memory/400-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/400-22-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1484-27-0x0000000000D40000-0x0000000000D69000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1148 set thread context of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 400 set thread context of 3560	400	BG V.085(07)-REVISED DRAFT BL.exe	56
PID 400 set thread context of 3560	400	BG V.085(07)-REVISED DRAFT BL.exe	56
PID 1484 set thread context of 3560	1484	NETSTAT.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	BG V.085(07)-REVISED DRAFT BL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1484	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE
1484	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
400	BG V.085(07)-REVISED DRAFT BL.exe
1484	NETSTAT.EXE
1484	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	400	BG V.085(07)-REVISED DRAFT BL.exe
Token: SeDebugPrivilege	1484	NETSTAT.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 1148 wrote to memory of 400	1148	BG V.085(07)-REVISED DRAFT BL.exe	91
PID 3560 wrote to memory of 1484	3560	Explorer.EXE	92
PID 3560 wrote to memory of 1484	3560	Explorer.EXE	92
PID 3560 wrote to memory of 1484	3560	Explorer.EXE	92
PID 1484 wrote to memory of 5048	1484	NETSTAT.EXE	93
PID 1484 wrote to memory of 5048	1484	NETSTAT.EXE	93
PID 1484 wrote to memory of 5048	1484	NETSTAT.EXE	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Users\Admin\AppData\Local\Temp\BG V.085(07)-REVISED DRAFT BL.exe
  "C:\Users\Admin\AppData\Local\Temp\BG V.085(07)-REVISED DRAFT BL.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Users\Admin\AppData\Local\Temp\BG V.085(07)-REVISED DRAFT BL.exe
    "C:\Users\Admin\AppData\Local\Temp\BG V.085(07)-REVISED DRAFT BL.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:400
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\BG V.085(07)-REVISED DRAFT BL.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/400-16-0x00000000016C0000-0x0000000001A0A000-memory.dmp

Filesize
3.3MB

Download
memory/400-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/400-23-0x0000000001630000-0x0000000001641000-memory.dmp

Filesize
68KB

Download
memory/400-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/400-19-0x00000000015D0000-0x00000000015E1000-memory.dmp

Filesize
68KB

Download
memory/1148-12-0x0000000008590000-0x00000000085B9000-memory.dmp

Filesize
164KB

Download
memory/1148-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp

Filesize
584KB

Download
memory/1148-7-0x0000000008190000-0x00000000081AA000-memory.dmp

Filesize
104KB

Download
memory/1148-8-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/1148-9-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-10-0x00000000084B0000-0x0000000008560000-memory.dmp

Filesize
704KB

Download
memory/1148-11-0x0000000008560000-0x0000000008590000-memory.dmp

Filesize
192KB

Download
memory/1148-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/1148-15-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-5-0x0000000004F10000-0x0000000004F1A000-memory.dmp

Filesize
40KB

Download
memory/1148-4-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-6-0x0000000008220000-0x00000000082BC000-memory.dmp

Filesize
624KB

Download
memory/1148-1-0x00000000003C0000-0x0000000000486000-memory.dmp

Filesize
792KB

Download
memory/1148-2-0x00000000054F0000-0x0000000005A94000-memory.dmp

Filesize
5.6MB

Download
memory/1484-25-0x00000000000B0000-0x00000000000BB000-memory.dmp

Filesize
44KB

Download
memory/1484-26-0x00000000000B0000-0x00000000000BB000-memory.dmp

Filesize
44KB

Download
memory/1484-27-0x0000000000D40000-0x0000000000D69000-memory.dmp

Filesize
164KB

Download
memory/3560-24-0x0000000008DA0000-0x0000000008EFD000-memory.dmp

Filesize
1.4MB

Download
memory/3560-20-0x0000000008AC0000-0x0000000008C52000-memory.dmp

Filesize
1.6MB

Download
memory/3560-28-0x0000000008DA0000-0x0000000008EFD000-memory.dmp

Filesize
1.4MB

Download
memory/3560-31-0x0000000002D60000-0x0000000002E27000-memory.dmp

Filesize
796KB

Download
memory/3560-33-0x0000000002D60000-0x0000000002E27000-memory.dmp

Filesize
796KB

Download

Analysis

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