xloader | 74da3d3dfb3984d65eaa0e926f3e91c46d2e3672cb67bca6153f7c4a1b2d2bba

General

Target

SKM_1504322RS.exe
Size

192KB
MD5

d382db9d903f52d9f2f7eb2c1039b824
SHA1

c2e97ed52203259715f51ee9844176e18ea2cbbe
SHA256

59552104d4bb2bcc6518dab735dac7dbb731a988dda8b82d39fa10911e7b8ee3
SHA512

93711c47076a3c90d63ecf79b5d17a4a0f188cc7fd790f9af0740ee0907876fdbbc33da4e84a0f1b85050e9a00b0f05a592a78c0822b8251d3011f50427e56b3

Score

10^/10

xloader ahc8 loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ahc8

Decoy

192451.com

wwwripostes.net

sirikhalsalaw.com

bitterbaybay.com

stella-scrubs.com

almanecermezcal.com

goodgood.online

translate-now.online

sincerefilm.com

quadrantforensics.com

johnfrenchart.com

plick-click.com

alnileen.com

tghi.xyz

172711.com

maymakita.com

punnyaseva.com

ukash-online.com

sho-yururi-blog.com

hebergement-solidaire.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4496-137-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/4496-140-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/4368-146-0x0000000000120000-0x0000000000149000-memory.dmp	xloader

Executes dropped EXE 2 IoCs

Processes:

wiecpplnw.exewiecpplnw.exe

pid process

4040 wiecpplnw.exe
4496 wiecpplnw.exe

pid	process
4040	wiecpplnw.exe
4496	wiecpplnw.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

wiecpplnw.exewiecpplnw.execmmon32.exe

description	pid	process	target process
PID 4040 set thread context of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4496 set thread context of 3292	4496	wiecpplnw.exe	Explorer.EXE
PID 4368 set thread context of 3292	4368	cmmon32.exe	Explorer.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 60 IoCs

Processes:

wiecpplnw.execmmon32.exe

pid	process
4496	wiecpplnw.exe
4496	wiecpplnw.exe
4496	wiecpplnw.exe
4496	wiecpplnw.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe
4368	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3292 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

wiecpplnw.execmmon32.exe

pid process

4496 wiecpplnw.exe
4496 wiecpplnw.exe
4496 wiecpplnw.exe
4368 cmmon32.exe
4368 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wiecpplnw.execmmon32.exe

description pid process

Token: SeDebugPrivilege 4496 wiecpplnw.exe
Token: SeDebugPrivilege 4368 cmmon32.exe

pid	process
3292	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4496	wiecpplnw.exe
Token: SeDebugPrivilege	4368	cmmon32.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

SKM_1504322RS.exewiecpplnw.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1580 wrote to memory of 4040	1580	SKM_1504322RS.exe	wiecpplnw.exe
PID 1580 wrote to memory of 4040	1580	SKM_1504322RS.exe	wiecpplnw.exe
PID 1580 wrote to memory of 4040	1580	SKM_1504322RS.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 4040 wrote to memory of 4496	4040	wiecpplnw.exe	wiecpplnw.exe
PID 3292 wrote to memory of 4368	3292	Explorer.EXE	cmmon32.exe
PID 3292 wrote to memory of 4368	3292	Explorer.EXE	cmmon32.exe
PID 3292 wrote to memory of 4368	3292	Explorer.EXE	cmmon32.exe
PID 4368 wrote to memory of 1076	4368	cmmon32.exe	cmd.exe
PID 4368 wrote to memory of 1076	4368	cmmon32.exe	cmd.exe
PID 4368 wrote to memory of 1076	4368	cmmon32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3292

C:\Users\Admin\AppData\Local\Temp\SKM_1504322RS.exe
"C:\Users\Admin\AppData\Local\Temp\SKM_1504322RS.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1580

C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe
C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe C:\Users\Admin\AppData\Local\Temp\gnpqzaioa
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4040

C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe
C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe C:\Users\Admin\AppData\Local\Temp\gnpqzaioa
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4496

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4368

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe"
3⤵
PID:1076

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\8cqj5cdlj81hkk3c7l9r
Filesize
163KB

MD5
61f525c1ae1801219dfcde26c37fdde5

SHA1
a8e554afd2e639eb8aa593cf7ca8aea3d164a8c4

SHA256
ae49d13b232b43d23d78fd63570e8de611408418e69058c4f9e02bb88ecd7dc3

SHA512
3f44fa452d6f70003952b7e7450407f539b5a6d1f4cbae97a16ae96a420906828d2b5f7aad287ff927f90dc9b1e7f175210b04b6a5b1b7ef1a7d3648bce8645c

Download Submit
C:\Users\Admin\AppData\Local\Temp\gnpqzaioa
Filesize
5KB

MD5
40e7f44b50a0bbbbeed2861f98742d91

SHA1
842279d94e7205fed6a4ebba1b1fadccfe9baa12

SHA256
c512a420c4249e82ab53f60eafa5baff40e7bfde342bb8cad06233ce8bb58cb5

SHA512
04b701517dead6f6ebfe4a41f7482b84c05782cdde5623f9f31bffafad0e37cd309dde7c3603aeb361b0814a15f016ac2de1bbff02c548512b2d11f48f61eada

Download Submit
C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe
Filesize
4KB

MD5
73e2a848522ee8bef850a9f76b51732a

SHA1
7f2a15c92a16601334f18509a05f9147dddefad7

SHA256
852f7e6d06eee3f482c6b2e0ddc948c57f9b6970b4e19882e026f777a686d922

SHA512
e7e3f4aa0281fa3dc6e9151f9b6ff0816dc9abb92a2594458abdf3af77b5d4688d7ce46b2bf7b48d8f4535ef9daff7d4b14c0b3fc2b49c0e9e977aae950a555d

Download Submit
C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe
Filesize
4KB

MD5
73e2a848522ee8bef850a9f76b51732a

SHA1
7f2a15c92a16601334f18509a05f9147dddefad7

SHA256
852f7e6d06eee3f482c6b2e0ddc948c57f9b6970b4e19882e026f777a686d922

SHA512
e7e3f4aa0281fa3dc6e9151f9b6ff0816dc9abb92a2594458abdf3af77b5d4688d7ce46b2bf7b48d8f4535ef9daff7d4b14c0b3fc2b49c0e9e977aae950a555d

Download Submit
C:\Users\Admin\AppData\Local\Temp\wiecpplnw.exe
Filesize
4KB

MD5
73e2a848522ee8bef850a9f76b51732a

SHA1
7f2a15c92a16601334f18509a05f9147dddefad7

SHA256
852f7e6d06eee3f482c6b2e0ddc948c57f9b6970b4e19882e026f777a686d922

SHA512
e7e3f4aa0281fa3dc6e9151f9b6ff0816dc9abb92a2594458abdf3af77b5d4688d7ce46b2bf7b48d8f4535ef9daff7d4b14c0b3fc2b49c0e9e977aae950a555d

Download Submit
memory/1076-148-0x0000000000000000-mapping.dmp

Download
memory/3292-143-0x00000000039B0000-0x0000000003A9C000-memory.dmp

Filesize
944KB

Download
memory/3292-150-0x0000000008D10000-0x0000000008E86000-memory.dmp

Filesize
1.5MB

Download
memory/4040-135-0x00000000009A0000-0x00000000009A2000-memory.dmp

Filesize
8KB

Download
memory/4040-130-0x0000000000000000-mapping.dmp

Download
memory/4368-149-0x00000000020B0000-0x0000000002140000-memory.dmp

Filesize
576KB

Download
memory/4368-145-0x0000000000A80000-0x0000000000A8C000-memory.dmp

Filesize
48KB

Download
memory/4368-147-0x0000000002380000-0x00000000026CA000-memory.dmp

Filesize
3.3MB

Download
memory/4368-144-0x0000000000000000-mapping.dmp

Download
memory/4368-146-0x0000000000120000-0x0000000000149000-memory.dmp

Filesize
164KB

Download
memory/4496-136-0x0000000000000000-mapping.dmp

Download
memory/4496-142-0x0000000000500000-0x0000000000511000-memory.dmp

Filesize
68KB

Download
memory/4496-141-0x0000000000AA0000-0x0000000000DEA000-memory.dmp

Filesize
3.3MB

Download
memory/4496-140-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4496-137-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads