xloader | 8e134b5eecace0634b5bc2e100b9977dd3b1391c5f286eed77bade56f750f3c2

General

Target

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
Size

742KB
MD5

89324197965133a737f00cf3ea914d66
SHA1

64147e0f689abce3feed599b0f8a931bc825f6e9
SHA256

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57
SHA512

ed838f964f8f23e7675494674c34f7eb0959a4eccd2c635d9c422dc113b94fd7d667a547ee041a4ffc5dec22da32a71da88609cf40ed3112be70b1a5924ace4a

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.fulibo.net/treq/

Decoy

sungjinguk.com

xinglanyishu.com

datanghengtong.com

theeaglegolf.com

delco-west.com

scflb.com

phpss.com

the-casual1.club

nfmscholarship.com

badtweezers.com

leonardkoh.com

ex-un.com

hft20001224.com

repurposingforresults.com

purerehabandperformance.com

tower9taik.com

goldenesq.com

wrushop.online

ttlqpphp.xyz

fabbvida.com

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3852-127-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/3852-128-0x000000000041CFB0-mapping.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

description	pid	process	target process
PID 784 set thread context of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2136 schtasks.exe

pid	process
2136	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exea4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

pid	process
784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
3852	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
3852	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

description pid process

Token: SeDebugPrivilege 784 a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

description	pid	process
Token: SeDebugPrivilege	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

description	pid	process	target process
PID 784 wrote to memory of 2136	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	schtasks.exe
PID 784 wrote to memory of 2136	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	schtasks.exe
PID 784 wrote to memory of 2136	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	schtasks.exe
PID 784 wrote to memory of 3964	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3964	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3964	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
PID 784 wrote to memory of 3852	784	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe	a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe

C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
"C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oAfLOHyig" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEB99.tmp"
2⤵
- Creates scheduled task(s)
PID:2136

C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
"C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe"
2⤵
PID:3964

C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe
"C:\Users\Admin\AppData\Local\Temp\a4b6da0419d1147387e225baa3506a44c4cc139b6eb35a4e1d5a7ece53c8ea57.bin.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3852

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEB99.tmp
MD5
6afd814e5a44969b8070a2023bbb4edc

SHA1
4afd57928be3e7a8c337558561d68abc351e87cc

SHA256
a0e4cb1fc375b840fedf39c9fb1452deadb496e01be9fbfedf8f393b6b9a688c

SHA512
ff92d7d24fdc4ef61e6cfa14a7f30f61afe69c0b2190e6a342baafc876ed04445b0bf0e48cff554450db0c82298d3e0f2922c41a5a128cf0df7d7eb6381a4619

Download Submit
memory/784-121-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/784-123-0x0000000000E50000-0x0000000000EF7000-memory.dmp

Filesize
668KB

Download
memory/784-118-0x0000000004F70000-0x0000000004F71000-memory.dmp

Filesize
4KB

Download
memory/784-119-0x0000000004E30000-0x0000000004ECC000-memory.dmp

Filesize
624KB

Download
memory/784-120-0x0000000004E80000-0x0000000004E81000-memory.dmp

Filesize
4KB

Download
memory/784-114-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/784-122-0x0000000005140000-0x000000000514E000-memory.dmp

Filesize
56KB

Download
memory/784-117-0x0000000005470000-0x0000000005471000-memory.dmp

Filesize
4KB

Download
memory/784-124-0x0000000008040000-0x00000000080A0000-memory.dmp

Filesize
384KB

Download
memory/784-116-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

Filesize
4KB

Download
memory/2136-125-0x0000000000000000-mapping.dmp

Download
memory/3852-127-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3852-128-0x000000000041CFB0-mapping.dmp

Download
memory/3852-130-0x0000000001900000-0x0000000001C20000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads