xloader | 86d41e7be9aed92953873e3ac6e2dcd9a624a8a8677409c7cfeb9a5b5f58b499

General

Target

7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
Size

226KB
MD5

7ca9a0d88ba188e86459dec2787d2a62
SHA1

2a2fa39e00a34bba02df935f500174684a26e189
SHA256

86d41e7be9aed92953873e3ac6e2dcd9a624a8a8677409c7cfeb9a5b5f58b499
SHA512

e110b98d1feb4942a3bb42231b8dc8218d55f355db65c8b1ae66928cb246bf9e9545e36c0c5b96bf8e8e51d4d326376a1a0c324e12dd6365801c149818f07602
SSDEEP

6144:OnHtJqpGKzfk32FU+WxTWAxDz9eAfsSebT96h:At0fk3W6iU38AvS6h

Score

10^/10

xloader u0uf discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

u0uf

Decoy

majin.land

guidedcommercialloans.com

hehualong.net

bblbrakes.net

chasingcreativitymovie.com

apozob.com

vegetshop.com

dronebezorgd.com

firicel.com

eqo9.com

smartmovehub.com

eidvault.com

vistagalaxy.com

turfplace.com

tawnybrodie.com

wwwmcafeec.com

coaching-suisse.com

gardnerbrew.com

best20sitestosellclothes.com

travelbia.com

Signatures

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

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4796-5-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-113082768-653872390-2867000172-1000\Control Panel\International\Geo\Nation	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs

pid	Process
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4232 set thread context of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	4232	WerFault.exe	82

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2648	timeout.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4796	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
4796	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 2532	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	86
PID 4232 wrote to memory of 2532	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	86
PID 4232 wrote to memory of 2532	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	86
PID 2532 wrote to memory of 2648	2532	cmd.exe	88
PID 2532 wrote to memory of 2648	2532	cmd.exe	88
PID 2532 wrote to memory of 2648	2532	cmd.exe	88
PID 4232 wrote to memory of 2972	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	89
PID 4232 wrote to memory of 2972	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	89
PID 4232 wrote to memory of 2972	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	89
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90
PID 4232 wrote to memory of 4796	4232	7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe	90

C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4232
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout 1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\timeout.exe
    timeout 1
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:2648
- C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe"
  2⤵
  PID:2972
- C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7ca9a0d88ba188e86459dec2787d2a62_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4796
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 1512
  2⤵
  - Program crash
  PID:2396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4232 -ip 4232
1⤵
PID:1476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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/4232-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

Filesize
4KB

Download
memory/4232-1-0x0000000000960000-0x00000000009A0000-memory.dmp

Filesize
256KB

Download
memory/4232-2-0x00000000052F0000-0x000000000538C000-memory.dmp

Filesize
624KB

Download
memory/4232-4-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/4232-3-0x00000000062E0000-0x0000000006884000-memory.dmp

Filesize
5.6MB

Download
memory/4232-7-0x00000000750A0000-0x0000000075850000-memory.dmp

Filesize
7.7MB

Download
memory/4796-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4796-6-0x0000000001040000-0x000000000138A000-memory.dmp

Filesize
3.3MB

Download
memory/4796-8-0x0000000001040000-0x000000000138A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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