xloader | e5ffe75fc564d7a8aaabd188868910ddfc90cf64862f1af80a56c306e9b2e762

General

Target

88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe
Size

769KB
MD5

88aa97175c6d55223e65e743be166f51
SHA1

2923d1eacbdec6d2a3e92d096a40f6d59f290c5c
SHA256

e5ffe75fc564d7a8aaabd188868910ddfc90cf64862f1af80a56c306e9b2e762
SHA512

94217458b6fdecc84050e44118012ea0afbff6cb0abbe1efd2202e30e91f990deb04155d4679e32020965b6c41cd62bf6895f4abbaaa93f2333f154ddf460d1d
SSDEEP

12288:OpmCnM2iNeHK7z+enElA8Jw8WBUm6eKJ3aMDD9/NKxR6hN4Yi6nP5sWZC1mwlLL:L4M1bCFhwEN5DNNKj6I+EllL

Score

10^/10

xloader uecu discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

uecu

Decoy

ishtarhotel.com

woodstrends.icu

jalenowens.com

manno.expert

ssg1asia.com

telepathylaw.com

quickoprintnv.com

abrosnm3.com

lumberjackcatering.com

beachujamaica.com

thomasjeffersonbyrd.com

starryfinds.com

shelavish2.com

royalglamempirellc.com

deixandomeuemprego.com

alexgoestech.xyz

opticamn.com

fermanchevybrandon.com

milbodegas.info

adunarsrl.com

Signatures

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

Xloader payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/376-15-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/376-19-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/1064-24-0x0000000000070000-0x0000000000098000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

88aa97175c6d55223e65e743be166f51_JaffaCakes118.exeRegSvcs.exewscript.exe

description	pid	process	target process
PID 2760 set thread context of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 376 set thread context of 1160	376	RegSvcs.exe	Explorer.EXE
PID 1064 set thread context of 1160	1064	wscript.exe	Explorer.EXE

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:

88aa97175c6d55223e65e743be166f51_JaffaCakes118.exewscript.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

RegSvcs.exewscript.exe

pid	process
376	RegSvcs.exe
376	RegSvcs.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe
1064	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exewscript.exe

pid process

376 RegSvcs.exe
376 RegSvcs.exe
376 RegSvcs.exe
1064 wscript.exe
1064 wscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegSvcs.exewscript.exe

description pid process

Token: SeDebugPrivilege 376 RegSvcs.exe
Token: SeDebugPrivilege 1064 wscript.exe

description	pid	process
Token: SeDebugPrivilege	376	RegSvcs.exe
Token: SeDebugPrivilege	1064	wscript.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

88aa97175c6d55223e65e743be166f51_JaffaCakes118.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 2760 wrote to memory of 376	2760	88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe	RegSvcs.exe
PID 1160 wrote to memory of 1064	1160	Explorer.EXE	wscript.exe
PID 1160 wrote to memory of 1064	1160	Explorer.EXE	wscript.exe
PID 1160 wrote to memory of 1064	1160	Explorer.EXE	wscript.exe
PID 1160 wrote to memory of 1064	1160	Explorer.EXE	wscript.exe
PID 1064 wrote to memory of 2188	1064	wscript.exe	cmd.exe
PID 1064 wrote to memory of 2188	1064	wscript.exe	cmd.exe
PID 1064 wrote to memory of 2188	1064	wscript.exe	cmd.exe
PID 1064 wrote to memory of 2188	1064	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Users\Admin\AppData\Local\Temp\88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\88aa97175c6d55223e65e743be166f51_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2760
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:376
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:1064
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2188

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

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Downloads

memory/376-20-0x0000000000100000-0x0000000000110000-memory.dmp

Filesize
64KB

Download
memory/376-17-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/376-15-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/376-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/376-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/376-10-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/376-19-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1064-24-0x0000000000070000-0x0000000000098000-memory.dmp

Filesize
160KB

Download
memory/1064-22-0x0000000000960000-0x0000000000986000-memory.dmp

Filesize
152KB

Download
memory/1064-23-0x0000000000960000-0x0000000000986000-memory.dmp

Filesize
152KB

Download
memory/1160-25-0x0000000004F10000-0x0000000005019000-memory.dmp

Filesize
1.0MB

Download
memory/1160-21-0x0000000004F10000-0x0000000005019000-memory.dmp

Filesize
1.0MB

Download
memory/2760-6-0x0000000008170000-0x0000000008210000-memory.dmp

Filesize
640KB

Download
memory/2760-3-0x00000000005D0000-0x00000000005E6000-memory.dmp

Filesize
88KB

Download
memory/2760-4-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/2760-0-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/2760-2-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/2760-7-0x0000000002220000-0x000000000224E000-memory.dmp

Filesize
184KB

Download
memory/2760-1-0x0000000000340000-0x0000000000406000-memory.dmp

Filesize
792KB

Download
memory/2760-5-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download
memory/2760-16-0x0000000074710000-0x0000000074DFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads