xloader | 99cfc0e79eca01b80f6b466bd9bf208b821e275b3787cb194d0f2b83d6ffe03a

General

Target

3fc88e57a74c7c133ae634c79f037be3.exe
Size

800KB
MD5

3fc88e57a74c7c133ae634c79f037be3
SHA1

27726ee6291da5115b6192a72bcf7a1a72b75531
SHA256

99cfc0e79eca01b80f6b466bd9bf208b821e275b3787cb194d0f2b83d6ffe03a
SHA512

b50a44f69bfec3eacf4eca6162d3023deabdd2ae86e149498211a306dfc4a3b2f73f7ceaed3a61a430811f377e0a1502713a845f23fc1cfa26ac6c57e7574ac9

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

C2

http://www.rizrvd.com/bw82/

Decoy

fundamentaliemef.com

gallerybrows.com

leadeligey.com

octoberx2.online

climaxnovels.com

gdsjgf.com

curateherstories.com

blacksailus.com

yjpps.com

gmobilet.com

fcoins.club

foreverlive2027.com

healthyfifties.com

wmarquezy.com

housebulb.com

thebabyfriendly.com

primajayaintiperkasa.com

learnplaychess.com

chrisbubser.digital

xn--avenr-wsa.com

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2460-13-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/2460-14-0x000000000041CFF0-mapping.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

3fc88e57a74c7c133ae634c79f037be3.exe

description pid process target process

PID 496 set thread context of 2460 496 3fc88e57a74c7c133ae634c79f037be3.exe 3fc88e57a74c7c133ae634c79f037be3.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3fc88e57a74c7c133ae634c79f037be3.exe

pid process

2460 3fc88e57a74c7c133ae634c79f037be3.exe
2460 3fc88e57a74c7c133ae634c79f037be3.exe

description	pid	process	target process
PID 496 set thread context of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe

pid	process
2460	3fc88e57a74c7c133ae634c79f037be3.exe
2460	3fc88e57a74c7c133ae634c79f037be3.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3fc88e57a74c7c133ae634c79f037be3.exe

description	pid	process	target process
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe
PID 496 wrote to memory of 2460	496	3fc88e57a74c7c133ae634c79f037be3.exe	3fc88e57a74c7c133ae634c79f037be3.exe

C:\Users\Admin\AppData\Local\Temp\3fc88e57a74c7c133ae634c79f037be3.exe
"C:\Users\Admin\AppData\Local\Temp\3fc88e57a74c7c133ae634c79f037be3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:496

C:\Users\Admin\AppData\Local\Temp\3fc88e57a74c7c133ae634c79f037be3.exe
"C:\Users\Admin\AppData\Local\Temp\3fc88e57a74c7c133ae634c79f037be3.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2460

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/496-2-0x0000000073520000-0x0000000073C0E000-memory.dmp

Filesize
6.9MB

Download
memory/496-3-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/496-5-0x0000000005100000-0x0000000005101000-memory.dmp

Filesize
4KB

Download
memory/496-6-0x00000000056A0000-0x00000000056A1000-memory.dmp

Filesize
4KB

Download
memory/496-7-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/496-8-0x00000000054B0000-0x00000000054B1000-memory.dmp

Filesize
4KB

Download
memory/496-9-0x00000000050F0000-0x00000000050F1000-memory.dmp

Filesize
4KB

Download
memory/496-10-0x00000000053A0000-0x00000000053A1000-memory.dmp

Filesize
4KB

Download
memory/496-11-0x00000000051B0000-0x00000000051B7000-memory.dmp

Filesize
28KB

Download
memory/496-12-0x0000000005640000-0x000000000568F000-memory.dmp

Filesize
316KB

Download
memory/2460-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2460-14-0x000000000041CFF0-mapping.dmp

Download
memory/2460-16-0x00000000019B0000-0x0000000001CD0000-memory.dmp

Filesize
3.1MB

Download

Analysis

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