xloader | 2431bcfeeed375246aa9b2e9a42868f57ccb0517bea50b9c9ddcc4ff8e3c75a1

General

Target

$PLUGINSDIR/hahe.dll
Size

19KB
MD5

c2011862c7102ab56ad2b1d8bd68d39b
SHA1

92bd5b2ed09c6c291732a5de851863410e97dd7d
SHA256

441abd6663c6823e8ac2c1facfa6bd147e28504c43dee969376ec6cfceb898d3
SHA512

c9971837b6b420ae4d72f265b118cce6667116d3d00c5731856708ae8b7c93070fafd34a62bcef0890014cefd115a5ef6d92f380735fac415b1a129c256187fd
SSDEEP

384:7XKkht2za/ke5vkgNEIp5xTkEb0sckt64w1Ka9eC8ll:7XK0t2L2xAEooBBJr

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 3 IoCs

rat

resource	yara_rule
behavioral3/memory/836-1-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral3/memory/836-4-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral3/memory/2512-9-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 836	2988	rundll32.exe	31
PID 836 set thread context of 1128	836	rundll32.exe	20
PID 2512 set thread context of 1128	2512	NETSTAT.EXE	20

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
2512	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
836	rundll32.exe
836	rundll32.exe
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE
2512	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
836	rundll32.exe
836	rundll32.exe
836	rundll32.exe
2512	NETSTAT.EXE
2512	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	836	rundll32.exe
Token: SeDebugPrivilege	2512	NETSTAT.EXE

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 1548 wrote to memory of 2988	1548	rundll32.exe	30
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 2988 wrote to memory of 836	2988	rundll32.exe	31
PID 1128 wrote to memory of 2512	1128	Explorer.EXE	32
PID 1128 wrote to memory of 2512	1128	Explorer.EXE	32
PID 1128 wrote to memory of 2512	1128	Explorer.EXE	32
PID 1128 wrote to memory of 2512	1128	Explorer.EXE	32
PID 2512 wrote to memory of 2296	2512	NETSTAT.EXE	34
PID 2512 wrote to memory of 2296	2512	NETSTAT.EXE	34
PID 2512 wrote to memory of 2296	2512	NETSTAT.EXE	34
PID 2512 wrote to memory of 2296	2512	NETSTAT.EXE	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1128
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\hahe.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1548
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\hahe.dll,#1
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2988
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\hahe.dll,#1
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:836
- 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:2512
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\rundll32.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2296

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

Loading Replay Monitor...

Downloads

memory/836-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/836-2-0x0000000001ED0000-0x00000000021D3000-memory.dmp

Filesize
3.0MB

Download
memory/836-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/836-5-0x0000000000330000-0x0000000000341000-memory.dmp

Filesize
68KB

Download
memory/1128-6-0x0000000007160000-0x00000000072FE000-memory.dmp

Filesize
1.6MB

Download
memory/1128-10-0x0000000007160000-0x00000000072FE000-memory.dmp

Filesize
1.6MB

Download
memory/2512-7-0x0000000000440000-0x0000000000449000-memory.dmp

Filesize
36KB

Download
memory/2512-8-0x0000000000440000-0x0000000000449000-memory.dmp

Filesize
36KB

Download
memory/2512-9-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/2988-0-0x00000000001A0000-0x00000000001A2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing