xloader | 4d7e4cedde9a2c613ef907b1fd8c9790e349ae738350d90cfb6c129ef689c159

General

Target

7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
Size

1.4MB
MD5

7a4ee3c9e3e9105814a2c02a6e326055
SHA1

dc62122e0ace285034495d9be8185636de5540bf
SHA256

4d7e4cedde9a2c613ef907b1fd8c9790e349ae738350d90cfb6c129ef689c159
SHA512

a9d206d70586629fa5f07889575caff833858640dae6f0874d30f8280723a8a99138e374bd0d767c91a31492c928613bad17b1be756e2afe4caba87e0ac53399
SSDEEP

24576:zT9tUc2l1qQJqxauG32hdZ4W+fJkOV3ksFVT2fXz:dtr01dsxahGhUfJr3ksFVT2/

Score

10^/10

xloader bp39 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

bp39

Decoy

glembos.com

adjud.net

beautifyoils.com

chilewiki.com

duxingzi.com

happygromedia.com

restpostenboerse.com

vowsweddingofficiants.com

ladingjiwa.xyz

keepmakingefforts-001.com

yeniao.net

eyildirmaz.com

sayanghae.com

promoteboost.com

lzft.net

proudindiacompany.com

birchwoodmeridianlink.com

mesinionisasi.com

wwwrigalinks.com

wewearthepants.com

Signatures

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

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2764-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1908 set thread context of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2764	WerFault.exe	32

System Location Discovery: System Language Discovery 1 TTPs 2 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	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 3012	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	31
PID 1908 wrote to memory of 3012	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	31
PID 1908 wrote to memory of 3012	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	31
PID 1908 wrote to memory of 3012	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	31
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 1908 wrote to memory of 2764	1908	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	32
PID 2764 wrote to memory of 2728	2764	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2728	2764	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2728	2764	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	33
PID 2764 wrote to memory of 2728	2764	7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe"
  2⤵
  PID:3012
- C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\7a4ee3c9e3e9105814a2c02a6e326055_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 36
    3⤵
    - Program crash
    PID:2728

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/1908-6-0x0000000005540000-0x00000000055DE000-memory.dmp

Filesize
632KB

Download
memory/1908-1-0x0000000000200000-0x000000000036C000-memory.dmp

Filesize
1.4MB

Download
memory/1908-2-0x00000000004B0000-0x00000000004CE000-memory.dmp

Filesize
120KB

Download
memory/1908-3-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/1908-4-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/1908-5-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/1908-0-0x000000007406E000-0x000000007406F000-memory.dmp

Filesize
4KB

Download
memory/1908-7-0x0000000000740000-0x000000000076E000-memory.dmp

Filesize
184KB

Download
memory/1908-14-0x0000000074060000-0x000000007474E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2764-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2764-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

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