xloader | 4863509ff407e4a6389305b5555bc804aa5df9b67290feeb1e36bf68f40696e1

General

Target

Scan SOA.exe
Size

500KB
MD5

e69167de6d19a41819f25de01cd10aef
SHA1

c302c06e1cb00e72013b0671ba0db1a541673289
SHA256

4863509ff407e4a6389305b5555bc804aa5df9b67290feeb1e36bf68f40696e1
SHA512

73ec2711e5c3076fee07a03db0289887946a66d3f6656ece5a12db6ad672424368a6e9b5feb339b97a8cec63bf3869b8062f90335fb58e99a9894ef0afa742e1

Score

10^/10

xloader nmd2 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.8

Campaign

nmd2

Decoy

FNWENUOMqqSv0Q==

ls6DEbQ1KBCeSsvUyRg=

mwgrjwpFplaykGoT

Uzzj8yXi13iLMnNGZcnViQliwA==

T7vzj0l0lqquyA==

csHzBjwvF7rmjcmWxjThd61NuuVl4gQ=

YaXyTwg3p1vrf/n9kYJQjrc=

cHAfFEI1JKDF4mTsGjDbeg==

TdDv+o9VSFep3wgTtY0swqQ=

Jw66vdyXdRZG9jJZycLD

icGvsuKZgXNid1M=

6m6H0GvguY+vZZpcioudbQ==

kNUBYMuymhgm2b0q3bEAiQliwA==

M3SiAXRbVe0XAsxDOIp6cg==

+eWLk+HjRRe3LuyavQ==

753R3QYD8XOWtWI0ouGpYw==

dRg+bQZ6TSbC8Sbs2mXXxLM=

kDlUsE+U7Y/RfUQ=

oENlcFZVqqSv0Q==

HCC+nbachxEs1f29GjDbeg==

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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1964-62-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1964-63-0x000000000041F650-mapping.dmp	xloader
behavioral1/memory/1964-69-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/1924-73-0x0000000000080000-0x00000000000AC000-memory.dmp	xloader
behavioral1/memory/1924-77-0x0000000000080000-0x00000000000AC000-memory.dmp	xloader

Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

Scan SOA.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation Scan SOA.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

776 cmd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Control Panel\International\Geo\Nation	Scan SOA.exe

pid	process
776	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Scan SOA.exeScan SOA.execolorcpl.exe

description	pid	process	target process
PID 1708 set thread context of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1964 set thread context of 1208	1964	Scan SOA.exe	Explorer.EXE
PID 1924 set thread context of 1208	1924	colorcpl.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 21 IoCs

Processes:

Scan SOA.execolorcpl.exe

pid	process
1964	Scan SOA.exe
1964	Scan SOA.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe
1924	colorcpl.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Scan SOA.execolorcpl.exe

pid process

1964 Scan SOA.exe
1964 Scan SOA.exe
1964 Scan SOA.exe
1924 colorcpl.exe
1924 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Scan SOA.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 1964 Scan SOA.exe
Token: SeDebugPrivilege 1924 colorcpl.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1964	Scan SOA.exe
Token: SeDebugPrivilege	1924	colorcpl.exe

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Scan SOA.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1708 wrote to memory of 1964	1708	Scan SOA.exe	Scan SOA.exe
PID 1208 wrote to memory of 1924	1208	Explorer.EXE	colorcpl.exe
PID 1208 wrote to memory of 1924	1208	Explorer.EXE	colorcpl.exe
PID 1208 wrote to memory of 1924	1208	Explorer.EXE	colorcpl.exe
PID 1208 wrote to memory of 1924	1208	Explorer.EXE	colorcpl.exe
PID 1924 wrote to memory of 776	1924	colorcpl.exe	cmd.exe
PID 1924 wrote to memory of 776	1924	colorcpl.exe	cmd.exe
PID 1924 wrote to memory of 776	1924	colorcpl.exe	cmd.exe
PID 1924 wrote to memory of 776	1924	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\Scan SOA.exe
"C:\Users\Admin\AppData\Local\Temp\Scan SOA.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1708

C:\Users\Admin\AppData\Local\Temp\Scan SOA.exe
"{path}"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1964

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1960

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Scan SOA.exe"
3⤵
- Deletes itself
PID:776

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/776-71-0x0000000000000000-mapping.dmp

Download
memory/1208-78-0x0000000005F40000-0x0000000006027000-memory.dmp

Filesize
924KB

Download
memory/1208-67-0x0000000004080000-0x0000000004139000-memory.dmp

Filesize
740KB

Download
memory/1208-76-0x0000000005F40000-0x0000000006027000-memory.dmp

Filesize
924KB

Download
memory/1708-57-0x00000000062E0000-0x0000000006360000-memory.dmp

Filesize
512KB

Download
memory/1708-54-0x0000000000F20000-0x0000000000FA4000-memory.dmp

Filesize
528KB

Download
memory/1708-58-0x0000000000B70000-0x0000000000BA2000-memory.dmp

Filesize
200KB

Download
memory/1708-56-0x0000000000520000-0x000000000052A000-memory.dmp

Filesize
40KB

Download
memory/1708-55-0x00000000758D1000-0x00000000758D3000-memory.dmp

Filesize
8KB

Download
memory/1924-77-0x0000000000080000-0x00000000000AC000-memory.dmp

Filesize
176KB

Download
memory/1924-72-0x0000000000C00000-0x0000000000C18000-memory.dmp

Filesize
96KB

Download
memory/1924-75-0x0000000000970000-0x0000000000A00000-memory.dmp

Filesize
576KB

Download
memory/1924-74-0x0000000002020000-0x0000000002323000-memory.dmp

Filesize
3.0MB

Download
memory/1924-73-0x0000000000080000-0x00000000000AC000-memory.dmp

Filesize
176KB

Download
memory/1924-68-0x0000000000000000-mapping.dmp

Download
memory/1964-59-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1964-69-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1964-66-0x0000000000580000-0x0000000000591000-memory.dmp

Filesize
68KB

Download
memory/1964-64-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/1964-63-0x000000000041F650-mapping.dmp

Download
memory/1964-62-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1964-60-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads