xloader | 2431bcfeeed375246aa9b2e9a42868f57ccb0517bea50b9c9ddcc4ff8e3c75a1

General

Target

PO1922.exe
Size

436KB
MD5

4206075224453d62fdff5aa5c32e392b
SHA1

5d862e2e94f2d83d1594d21fd4f73d96a192a2f0
SHA256

c804865a31c4ece9c6dbf12a13593c3402f04618477746eff72709c5dc5d3ebf
SHA512

7c048a79159f82fe3295a92f471dd8c8f01f8ea099bf1c8f53d0335f150579fb102baeb0df9c4c96a15af57f40cc11406a47d14de3975e3a1be605c572889062
SSDEEP

6144:fwtwbmreTCxk0rd6Nz5iKk2CGE+qMew4cfhF+jhEKdwL4ZfRzvULe:gYmi2dvN2CGE+AMFkh56L4ZSe

Score

10^/10

xloader ssac discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ssac

Decoy

beautybybrin.com

oregemo.com

prospectoriq.com

blazermid.com

cloudnineloans.com

myyntisofta.com

filoupoils.com

web-solutiontnpasumo3.xyz

becbares.com

lines-hikkoshi.com

ohayouwww.com

writingdadsobituarywithdad.com

bridalbaes.com

jamshir.com

rangertots.com

dankbrobeans.com

titan111.com

uplearns.info

maxicashprokil.xyz

evc24.com

Signatures

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

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/3060-10-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/3060-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/3060-15-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2320-24-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

pid	Process
2716	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	PO1922.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2400 set thread context of 3060	2400	PO1922.exe	30
PID 3060 set thread context of 1196	3060	PO1922.exe	21
PID 3060 set thread context of 1196	3060	PO1922.exe	21
PID 2320 set thread context of 1196	2320	wininit.exe	21

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	PO1922.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO1922.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wininit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
3060	PO1922.exe
3060	PO1922.exe
3060	PO1922.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe
2320	wininit.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3060	PO1922.exe
3060	PO1922.exe
3060	PO1922.exe
3060	PO1922.exe
2320	wininit.exe
2320	wininit.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	PO1922.exe
Token: SeDebugPrivilege	2320	wininit.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 2400 wrote to memory of 3060	2400	PO1922.exe	30
PID 3060 wrote to memory of 2320	3060	PO1922.exe	32
PID 3060 wrote to memory of 2320	3060	PO1922.exe	32
PID 3060 wrote to memory of 2320	3060	PO1922.exe	32
PID 3060 wrote to memory of 2320	3060	PO1922.exe	32
PID 2320 wrote to memory of 2716	2320	wininit.exe	33
PID 2320 wrote to memory of 2716	2320	wininit.exe	33
PID 2320 wrote to memory of 2716	2320	wininit.exe	33
PID 2320 wrote to memory of 2716	2320	wininit.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\PO1922.exe
  "C:\Users\Admin\AppData\Local\Temp\PO1922.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2400
- - C:\Users\Admin\AppData\Local\Temp\PO1922.exe
    "C:\Users\Admin\AppData\Local\Temp\PO1922.exe"
    3⤵
    - 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:3060
  - - C:\Windows\SysWOW64\wininit.exe
      "C:\Windows\SysWOW64\wininit.exe"
      4⤵
      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:2320
    - - C:\Windows\SysWOW64\cmd.exe
        
        /c del "C:\Users\Admin\AppData\Local\Temp\PO1922.exe"
        5⤵
        Deletes itself
        System Location Discovery: System Language Discovery
        
        PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

\Users\Admin\AppData\Local\Temp\nsyC370.tmp\hahe.dll

Filesize
19KB

MD5
c2011862c7102ab56ad2b1d8bd68d39b

SHA1
92bd5b2ed09c6c291732a5de851863410e97dd7d

SHA256
441abd6663c6823e8ac2c1facfa6bd147e28504c43dee969376ec6cfceb898d3

SHA512
c9971837b6b420ae4d72f265b118cce6667116d3d00c5731856708ae8b7c93070fafd34a62bcef0890014cefd115a5ef6d92f380735fac415b1a129c256187fd

Download Submit
memory/1196-13-0x0000000004C50000-0x0000000004D46000-memory.dmp

Filesize
984KB

Download
memory/1196-16-0x0000000004E70000-0x0000000004FC0000-memory.dmp

Filesize
1.3MB

Download
memory/1196-17-0x0000000004C50000-0x0000000004D46000-memory.dmp

Filesize
984KB

Download
memory/1196-23-0x0000000004E70000-0x0000000004FC0000-memory.dmp

Filesize
1.3MB

Download
memory/2320-22-0x0000000000530000-0x000000000054A000-memory.dmp

Filesize
104KB

Download
memory/2320-21-0x0000000000530000-0x000000000054A000-memory.dmp

Filesize
104KB

Download
memory/2320-24-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2400-9-0x00000000003D0000-0x00000000003D2000-memory.dmp

Filesize
8KB

Download
memory/3060-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3060-15-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

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