xloader | d6456da8222e011fc380867758b9841728e223ff6addf03d48009de853368ff0

General

Target

b6a81cd859b1f1c626d3202bf8da8a71.exe
Size

810KB
MD5

b6a81cd859b1f1c626d3202bf8da8a71
SHA1

b61a593a3b9a98b525a6b6613d105e6b768c9b31
SHA256

d6456da8222e011fc380867758b9841728e223ff6addf03d48009de853368ff0
SHA512

319c7eec5fcd9572fb460fc2956391325cf9b93656ce12fb851fa32ebc0a0d29f0f816828c371e2525e1b8f9ad0022324ff1a6ee706579cabc13060ba132dcbc

Score

10^/10

xloader tows loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

tows

C2

http://www.steadycycling.com/tows/

Decoy

affordableorganizing.net

airstreamnear.com

mindequalsmoney.com

ganleychevybuyscars.com

g17cp.com

flahertystudios.com

jermainemyersonlam.com

ivermectinbuyonline.online

leapconfront.com

rosevillerose.com

fjlypc.com

jugnievents.com

fulvicgump.com

lawofficeofgeorgeefootepx.com

cityinfoyellowpagesnepal.com

thenorthfacesale.online

citadel-soft.com

real-estate-lake-tahoe.com

middleeastclean.services

xinsufu.xyz

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3568-127-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3568-128-0x000000000041D4D0-mapping.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

b6a81cd859b1f1c626d3202bf8da8a71.exe

description pid process target process

PID 1796 set thread context of 3568 1796 b6a81cd859b1f1c626d3202bf8da8a71.exe b6a81cd859b1f1c626d3202bf8da8a71.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exeb6a81cd859b1f1c626d3202bf8da8a71.exe

pid process

2784 powershell.exe
3568 b6a81cd859b1f1c626d3202bf8da8a71.exe
3568 b6a81cd859b1f1c626d3202bf8da8a71.exe
2784 powershell.exe
2784 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2784 powershell.exe

description	pid	process	target process
PID 1796 set thread context of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe

pid	process
2784	powershell.exe
3568	b6a81cd859b1f1c626d3202bf8da8a71.exe
3568	b6a81cd859b1f1c626d3202bf8da8a71.exe
2784	powershell.exe
2784	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2784	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b6a81cd859b1f1c626d3202bf8da8a71.exe

description	pid	process	target process
PID 1796 wrote to memory of 2784	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	powershell.exe
PID 1796 wrote to memory of 2784	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	powershell.exe
PID 1796 wrote to memory of 2784	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	powershell.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe
PID 1796 wrote to memory of 3568	1796	b6a81cd859b1f1c626d3202bf8da8a71.exe	b6a81cd859b1f1c626d3202bf8da8a71.exe

C:\Users\Admin\AppData\Local\Temp\b6a81cd859b1f1c626d3202bf8da8a71.exe
"C:\Users\Admin\AppData\Local\Temp\b6a81cd859b1f1c626d3202bf8da8a71.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b6a81cd859b1f1c626d3202bf8da8a71.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2784

C:\Users\Admin\AppData\Local\Temp\b6a81cd859b1f1c626d3202bf8da8a71.exe
"C:\Users\Admin\AppData\Local\Temp\b6a81cd859b1f1c626d3202bf8da8a71.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3568

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1796-115-0x0000000000D20000-0x0000000000D21000-memory.dmp

Filesize
4KB

Download
memory/1796-117-0x0000000005A40000-0x0000000005A41000-memory.dmp

Filesize
4KB

Download
memory/1796-118-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/1796-119-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/1796-120-0x0000000005540000-0x0000000005A3E000-memory.dmp

Filesize
5.0MB

Download
memory/1796-121-0x0000000006040000-0x0000000006041000-memory.dmp

Filesize
4KB

Download
memory/1796-122-0x00000000059A0000-0x00000000059A7000-memory.dmp

Filesize
28KB

Download
memory/1796-123-0x0000000009190000-0x0000000009191000-memory.dmp

Filesize
4KB

Download
memory/1796-124-0x0000000009060000-0x00000000090BF000-memory.dmp

Filesize
380KB

Download
memory/1796-125-0x00000000090D0000-0x00000000090FF000-memory.dmp

Filesize
188KB

Download
memory/2784-134-0x0000000007DE0000-0x0000000007DE1000-memory.dmp

Filesize
4KB

Download
memory/2784-157-0x0000000009750000-0x0000000009751000-memory.dmp

Filesize
4KB

Download
memory/2784-364-0x0000000009A10000-0x0000000009A11000-memory.dmp

Filesize
4KB

Download
memory/2784-131-0x0000000004CC0000-0x0000000004CC1000-memory.dmp

Filesize
4KB

Download
memory/2784-132-0x0000000007710000-0x0000000007711000-memory.dmp

Filesize
4KB

Download
memory/2784-133-0x0000000007D40000-0x0000000007D41000-memory.dmp

Filesize
4KB

Download
memory/2784-126-0x0000000000000000-mapping.dmp

Download
memory/2784-135-0x0000000008030000-0x0000000008031000-memory.dmp

Filesize
4KB

Download
memory/2784-138-0x0000000004CB2000-0x0000000004CB3000-memory.dmp

Filesize
4KB

Download
memory/2784-137-0x0000000008100000-0x0000000008101000-memory.dmp

Filesize
4KB

Download
memory/2784-136-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

Filesize
4KB

Download
memory/2784-358-0x0000000009A20000-0x0000000009A21000-memory.dmp

Filesize
4KB

Download
memory/2784-140-0x0000000007F10000-0x0000000007F11000-memory.dmp

Filesize
4KB

Download
memory/2784-141-0x0000000008850000-0x0000000008851000-memory.dmp

Filesize
4KB

Download
memory/2784-142-0x0000000008710000-0x0000000008711000-memory.dmp

Filesize
4KB

Download
memory/2784-150-0x0000000009770000-0x00000000097A3000-memory.dmp

Filesize
204KB

Download
memory/2784-233-0x0000000004CB3000-0x0000000004CB4000-memory.dmp

Filesize
4KB

Download
memory/2784-162-0x00000000098B0000-0x00000000098B1000-memory.dmp

Filesize
4KB

Download
memory/2784-163-0x0000000009A90000-0x0000000009A91000-memory.dmp

Filesize
4KB

Download
memory/2784-232-0x000000007F680000-0x000000007F681000-memory.dmp

Filesize
4KB

Download
memory/3568-127-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3568-139-0x0000000001910000-0x0000000001C30000-memory.dmp

Filesize
3.1MB

Download
memory/3568-128-0x000000000041D4D0-mapping.dmp

Download

Analysis

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