xloader | 6602dfc6463c1dd74eb915d72b6a2083275106a5ad507667099c1015a1a8a9f8

General

Target

Purchase Order.exe
Size

746KB
MD5

fc644e1753c0f510615c969a037a53df
SHA1

594cf60d934b1aa008a24608f2aa781238d5bf52
SHA256

766f746c512714ce38f8d0d43f7a0aba6fee673b77211c11542f5133ff25ead0
SHA512

0d5ebc07a9614ac71a5189fee599d4ee8b05603ec8eecb06a6c30b723f8173df9b0b096ec2f1ce68d510422089a369b1713f1589600a47877edccfb0417c11df
SSDEEP

12288:Dj/+raF5JN45uvfRqCdXb6GYkExocVDKl4IVBzI9bH1FCDtWHmawPuvnCuxFn+CO:DjW23J59dXb6zBxocVmP89jq

Score

10^/10

xloader how6 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

how6

Decoy

wealthcabana.com

fourfortyfourcreations.com

cqqcsy.com

bhwzjd.com

niftyfashionrewards.com

andersongiftemporium.com

smarttradingcoin.com

ilarealty.com

sherrywine.net

fsecg.info

xoti.top

pirosconsulting.com

fundapie.com

bbgm4egda.xyz

legalfortmyers.com

improvizy.com

yxdyhs.com

lucky2balls.com

panelmall.com

davenportkartway.com

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1288-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1288-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2628-24-0x00000000008F0000-0x0000000000919000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3124 set thread context of 1288	3124	Purchase Order.exe	91
PID 1288 set thread context of 3560	1288	Purchase Order.exe	56
PID 2628 set thread context of 3560	2628	rundll32.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	Purchase Order.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
1288	Purchase Order.exe
1288	Purchase Order.exe
1288	Purchase Order.exe
1288	Purchase Order.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe
2628	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1288	Purchase Order.exe
1288	Purchase Order.exe
1288	Purchase Order.exe
2628	rundll32.exe
2628	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1288	Purchase Order.exe
Token: SeDebugPrivilege	2628	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3124 wrote to memory of 1288	3124	Purchase Order.exe	91
PID 3560 wrote to memory of 2628	3560	Explorer.EXE	92
PID 3560 wrote to memory of 2628	3560	Explorer.EXE	92
PID 3560 wrote to memory of 2628	3560	Explorer.EXE	92
PID 2628 wrote to memory of 2400	2628	rundll32.exe	94
PID 2628 wrote to memory of 2400	2628	rundll32.exe	94
PID 2628 wrote to memory of 2400	2628	rundll32.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
  "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3124
- - C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1288
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:2628
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2400

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/1288-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1288-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1288-19-0x0000000000AE0000-0x0000000000AF1000-memory.dmp

Filesize
68KB

Download
memory/1288-16-0x0000000001010000-0x000000000135A000-memory.dmp

Filesize
3.3MB

Download
memory/2628-24-0x00000000008F0000-0x0000000000919000-memory.dmp

Filesize
164KB

Download
memory/2628-23-0x0000000000550000-0x0000000000564000-memory.dmp

Filesize
80KB

Download
memory/2628-21-0x0000000000550000-0x0000000000564000-memory.dmp

Filesize
80KB

Download
memory/3124-12-0x000000000AF40000-0x000000000AF70000-memory.dmp

Filesize
192KB

Download
memory/3124-5-0x0000000005950000-0x000000000595A000-memory.dmp

Filesize
40KB

Download
memory/3124-9-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/3124-10-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3124-11-0x0000000008930000-0x00000000089B2000-memory.dmp

Filesize
520KB

Download
memory/3124-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/3124-7-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3124-15-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/3124-6-0x0000000005C10000-0x0000000005C66000-memory.dmp

Filesize
344KB

Download
memory/3124-8-0x0000000005D50000-0x0000000005D5A000-memory.dmp

Filesize
40KB

Download
memory/3124-4-0x0000000005A70000-0x0000000005B02000-memory.dmp

Filesize
584KB

Download
memory/3124-1-0x0000000000FF0000-0x00000000010B0000-memory.dmp

Filesize
768KB

Download
memory/3124-3-0x0000000006020000-0x00000000065C4000-memory.dmp

Filesize
5.6MB

Download
memory/3124-2-0x00000000059D0000-0x0000000005A6C000-memory.dmp

Filesize
624KB

Download
memory/3560-20-0x0000000003280000-0x0000000003372000-memory.dmp

Filesize
968KB

Download
memory/3560-25-0x0000000003280000-0x0000000003372000-memory.dmp

Filesize
968KB

Download
memory/3560-29-0x0000000007CB0000-0x0000000007D47000-memory.dmp

Filesize
604KB

Download
memory/3560-31-0x0000000007CB0000-0x0000000007D47000-memory.dmp

Filesize
604KB

Download

Analysis

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