xloader | 173797a7a7a881f3d6230015620bae28d21b4b41b7e568c2a881b3c0829dd67e

General

Target

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
Size

671KB
MD5

089175069d5c095f078b7f8a3b28a22d
SHA1

a563615dfe562e7a11c2b7f21dcfcd412594eeee
SHA256

173797a7a7a881f3d6230015620bae28d21b4b41b7e568c2a881b3c0829dd67e
SHA512

987900b187a7757e186238fcc1a6b72c26a8b6619818ea34d91df86c8f1a1f79e31323d42f054f98cb705ec9c6b4720c5159f5746739388fa971942db79b5694

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.evrbrite.com/o86d/

Decoy

marielivet.com

shadowlovely.com

novfarm.com

genialnetero.com

nj-yanhua.com

thaihuay88.com

iizponja.com

stark-stg.net

nueforma.com

fincheckxu.com

joycasino-2020.club

9thwrld.com

komofood.com

weekendcost.com

marczeimet.com

santequebec.info

arpinaindustriesllc.com

soyakmuzayede.com

trivesse.online

shonanwakukengyou.com

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1120-68-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/1120-69-0x000000000041CFB0-mapping.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

description	pid	process	target process
PID 684 set thread context of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.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

1516 schtasks.exe

pid	process
1516	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exea563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

pid	process
684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
1120	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

description pid process

Token: SeDebugPrivilege 684 a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

pid process

684 a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
684 a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

description	pid	process
Token: SeDebugPrivilege	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
"C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:684

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OfCxSfBf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1AC1.tmp"
2⤵
- Creates scheduled task(s)
PID:1516

C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
"C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe"
2⤵
PID:1476

C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
"C:\Users\Admin\AppData\Local\Temp\a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1120

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\tmp1AC1.tmp
MD5
233ab4d6979a2a5eff9490ea49b0e2f3

SHA1
2578163a006975227022233cd3884234ce526ea2

SHA256
ec35fe478889a837909e3c4b43cad23d7955857e2f84c19d6e6dbf3dca192d33

SHA512
4aa475911d5b07e58db62e839334f0bd8fe90a038f290a7d6e356d439ccedda7b71d8bd5e764dc21e649ed3666415be9d4576998fe028e6fab19352cc30ddf59

Download Submit
memory/684-60-0x0000000075C71000-0x0000000075C73000-memory.dmp

Filesize
8KB

Download
memory/684-61-0x0000000000A60000-0x0000000000A61000-memory.dmp

Filesize
4KB

Download
memory/684-63-0x0000000000A62000-0x0000000000A63000-memory.dmp

Filesize
4KB

Download
memory/684-62-0x0000000000A61000-0x0000000000A62000-memory.dmp

Filesize
4KB

Download
memory/684-64-0x0000000000A64000-0x0000000000A65000-memory.dmp

Filesize
4KB

Download
memory/684-65-0x0000000000A69000-0x0000000000A7A000-memory.dmp

Filesize
68KB

Download
memory/1120-68-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1120-69-0x000000000041CFB0-mapping.dmp

Download
memory/1120-71-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/1516-66-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 684 wrote to memory of 1516	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	schtasks.exe
PID 684 wrote to memory of 1516	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	schtasks.exe
PID 684 wrote to memory of 1516	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	schtasks.exe
PID 684 wrote to memory of 1516	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	schtasks.exe
PID 684 wrote to memory of 1476	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1476	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1476	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1476	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe
PID 684 wrote to memory of 1120	684	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe	a563615dfe562e7a11c2b7f21dcfcd412594eeee.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads