xloader | f8f21b428732d4136df057f3ef06f9fdc47b29de832838dcd030ef55e0c31891

General

Target

f8f21b42.exe
Size

307KB
MD5

823e2111b364480598e2c0030cc945c8
SHA1

bdb030ca0f699ebcf3ada6d5fd2fc51d53fc9d76
SHA256

f8f21b428732d4136df057f3ef06f9fdc47b29de832838dcd030ef55e0c31891
SHA512

e7274a90df675b29ab59b8e5c74082411eec7296630814075b9d12a3c15415957289c5d9691c695bb354c2159e569dfa71470998e2c1bc617baa293e44943d05

Score

10^/10

xloader dtt3 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

dtt3

Decoy

edilononlineshop.com

cursosd.com

viellacharteredland.com

increasey0urenergylevels.codes

yjy-hotel.com

claym.xyz

reelsguide.com

gives-cardano.com

ashrafannuar.com

mammalians.com

rocketleaguedads.com

yubierp.com

minimi36.com

chn-chn.com

jagojp888.com

parsian-shetab.com

273351.com

mdtouhid.com

babedads.com

vallinam2.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/468-55-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/768-61-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1296 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

f8f21b42.exe

pid process

1584 f8f21b42.exe

pid	process
1296	cmd.exe

pid	process
1584	f8f21b42.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

f8f21b42.exef8f21b42.exesystray.exe

description	pid	process	target process
PID 1584 set thread context of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 468 set thread context of 1380	468	f8f21b42.exe	Explorer.EXE
PID 768 set thread context of 1380	768	systray.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 31 IoCs

Processes:

f8f21b42.exesystray.exe

pid	process
468	f8f21b42.exe
468	f8f21b42.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe
768	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

f8f21b42.exesystray.exe

pid process

468 f8f21b42.exe
468 f8f21b42.exe
468 f8f21b42.exe
768 systray.exe
768 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f8f21b42.exesystray.exe

description pid process

Token: SeDebugPrivilege 468 f8f21b42.exe
Token: SeDebugPrivilege 768 systray.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE

pid	process
1380	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	468	f8f21b42.exe
Token: SeDebugPrivilege	768	systray.exe

pid	process
1380	Explorer.EXE
1380	Explorer.EXE

pid	process
1380	Explorer.EXE
1380	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

f8f21b42.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1584 wrote to memory of 468	1584	f8f21b42.exe	f8f21b42.exe
PID 1380 wrote to memory of 768	1380	Explorer.EXE	systray.exe
PID 1380 wrote to memory of 768	1380	Explorer.EXE	systray.exe
PID 1380 wrote to memory of 768	1380	Explorer.EXE	systray.exe
PID 1380 wrote to memory of 768	1380	Explorer.EXE	systray.exe
PID 768 wrote to memory of 1296	768	systray.exe	cmd.exe
PID 768 wrote to memory of 1296	768	systray.exe	cmd.exe
PID 768 wrote to memory of 1296	768	systray.exe	cmd.exe
PID 768 wrote to memory of 1296	768	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1380

C:\Users\Admin\AppData\Local\Temp\f8f21b42.exe
"C:\Users\Admin\AppData\Local\Temp\f8f21b42.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1584

C:\Users\Admin\AppData\Local\Temp\f8f21b42.exe
"C:\Users\Admin\AppData\Local\Temp\f8f21b42.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:468

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:768

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\f8f21b42.exe"
3⤵
- Deletes itself
PID:1296

Network

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsdAAA3.tmp\dayetge.dll
MD5
6c367de967d08e5a56ddf0802f26204a

SHA1
975d2926553af44b0372204508d9aef2d2c71402

SHA256
651c5d0de741458bb8a3786016481ca6f4e8b44e6991eeecb92b7f8d202394ef

SHA512
cbfa3446a7220c602a17f9ec147c2e4c5fdda568d7b6081ddf76834b4095154e640d8e2d86b5d2741e8024a6ced21817281f8f05d9831cc2921c340a08fac53f

Download Submit
memory/468-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/468-57-0x0000000000740000-0x0000000000A43000-memory.dmp

Filesize
3.0MB

Download
memory/468-58-0x0000000000480000-0x0000000000491000-memory.dmp

Filesize
68KB

Download
memory/768-60-0x00000000004E0000-0x00000000004E5000-memory.dmp

Filesize
20KB

Download
memory/768-61-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/768-62-0x00000000020E0000-0x00000000023E3000-memory.dmp

Filesize
3.0MB

Download
memory/768-63-0x0000000001E10000-0x0000000001EA0000-memory.dmp

Filesize
576KB

Download
memory/1380-59-0x0000000004D20000-0x0000000004E1A000-memory.dmp

Filesize
1000KB

Download
memory/1380-64-0x0000000006A70000-0x0000000006B94000-memory.dmp

Filesize
1.1MB

Download
memory/1584-53-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads