xloader | b11e28ea95617f3fcbbf7b15afca6965a0cf3ba50965e03c84f41cb1955bc5ff

General

Target

Quotation.exe
Size

864KB
MD5

c1a77dddf52f12af022d82471e6bdf19
SHA1

c39c5f47d73dd8a0b7fd2ebaad7a7b57a92d0ea0
SHA256

5528ee96b8cefda8ec99999701a1673fb0dff17a8e603f2c8ccd3abac08f7489
SHA512

b0825bccffaa39791d19919f0ae3f95f384c9da6aad24f50d3623267da266ddde95eb7f0d3777e33cc013a0fe770230a8e03501b7b32d1834528b61af14b60cb
SSDEEP

24576:BM94rYW6Z7iYtU+wkx8JwKD84r9kMXW+mj:mnZ7iYtCwi8SHvmj

Score

10^/10

xloader uidr discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

uidr

Decoy

dulichsongcham.com

cash-royal.com

geneseewildlifetrapping.com

9cc9x79m3y2.com

ntjjzx.com

joinglooko.com

upmchealhtrak.com

hookandcask.com

orca-web.com

ag3holdings.com

empoweredinvestmentstx.com

lustywall.com

rcpelaurentides.com

goyalcoorchidnirvanatwo.homes

iotajinn.com

littlemlive.com

hippocratesbio.com

ashleysema.design

175a45.xyz

bpocompaniesphilippines.com

Signatures

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

Xloader payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1528-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/1528-17-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/2500-22-0x00000000005D0000-0x00000000005F8000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

Quotation.exeQuotation.exemsdt.exe

description	pid	Process	procid_target
PID 2300 set thread context of 1528	2300	Quotation.exe	98
PID 1528 set thread context of 3604	1528	Quotation.exe	56
PID 2500 set thread context of 3604	2500	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

Processes:

Quotation.exemsdt.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

Quotation.exemsdt.exe

pid	Process
1528	Quotation.exe
1528	Quotation.exe
1528	Quotation.exe
1528	Quotation.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe
2500	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Quotation.exemsdt.exe

pid	Process
1528	Quotation.exe
1528	Quotation.exe
1528	Quotation.exe
2500	msdt.exe
2500	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Quotation.exemsdt.exe

description	pid	Process
Token: SeDebugPrivilege	1528	Quotation.exe
Token: SeDebugPrivilege	2500	msdt.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3604	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Quotation.exeExplorer.EXEmsdt.exe

description	pid	Process	procid_target
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 2300 wrote to memory of 1528	2300	Quotation.exe	98
PID 3604 wrote to memory of 2500	3604	Explorer.EXE	99
PID 3604 wrote to memory of 2500	3604	Explorer.EXE	99
PID 3604 wrote to memory of 2500	3604	Explorer.EXE	99
PID 2500 wrote to memory of 4936	2500	msdt.exe	100
PID 2500 wrote to memory of 4936	2500	msdt.exe	100
PID 2500 wrote to memory of 4936	2500	msdt.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Users\Admin\AppData\Local\Temp\Quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1528
- 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:2500
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4936

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/1528-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1528-17-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1528-18-0x0000000001550000-0x0000000001560000-memory.dmp

Filesize
64KB

Download
memory/1528-15-0x00000000016B0000-0x00000000019FA000-memory.dmp

Filesize
3.3MB

Download
memory/2300-6-0x0000000005C50000-0x0000000005CA6000-memory.dmp

Filesize
344KB

Download
memory/2300-2-0x0000000005940000-0x00000000059DC000-memory.dmp

Filesize
624KB

Download
memory/2300-0-0x000000007510E000-0x000000007510F000-memory.dmp

Filesize
4KB

Download
memory/2300-7-0x0000000075100000-0x00000000758B0000-memory.dmp

Filesize
7.7MB

Download
memory/2300-8-0x0000000005C30000-0x0000000005C3A000-memory.dmp

Filesize
40KB

Download
memory/2300-9-0x000000007510E000-0x000000007510F000-memory.dmp

Filesize
4KB

Download
memory/2300-10-0x0000000075100000-0x00000000758B0000-memory.dmp

Filesize
7.7MB

Download
memory/2300-11-0x0000000001770000-0x00000000017CC000-memory.dmp

Filesize
368KB

Download
memory/2300-4-0x00000000059E0000-0x0000000005A72000-memory.dmp

Filesize
584KB

Download
memory/2300-14-0x0000000075100000-0x00000000758B0000-memory.dmp

Filesize
7.7MB

Download
memory/2300-3-0x0000000005F90000-0x0000000006534000-memory.dmp

Filesize
5.6MB

Download
memory/2300-5-0x0000000005920000-0x000000000592A000-memory.dmp

Filesize
40KB

Download
memory/2300-1-0x0000000000E60000-0x0000000000F3E000-memory.dmp

Filesize
888KB

Download
memory/2500-20-0x0000000000D20000-0x0000000000D77000-memory.dmp

Filesize
348KB

Download
memory/2500-21-0x0000000000D20000-0x0000000000D77000-memory.dmp

Filesize
348KB

Download
memory/2500-22-0x00000000005D0000-0x00000000005F8000-memory.dmp

Filesize
160KB

Download
memory/3604-19-0x00000000038B0000-0x00000000039F1000-memory.dmp

Filesize
1.3MB

Download
memory/3604-24-0x00000000038B0000-0x00000000039F1000-memory.dmp

Filesize
1.3MB

Download
memory/3604-26-0x0000000008B50000-0x0000000008C7C000-memory.dmp

Filesize
1.2MB

Download
memory/3604-28-0x0000000008B50000-0x0000000008C7C000-memory.dmp

Filesize
1.2MB

Download
memory/3604-31-0x0000000008B50000-0x0000000008C7C000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads