xloader | 06ec8a555a6c889ed00cf5d054d1ee4e148c02a0f80ef3aabef4189917ab8fc5

General

Target

E-Fatura000000000382920.exe
Size

574KB
MD5

e93ee7a71781b3a3dcf2f950ce1de7ee
SHA1

7157241ac402a3ffbab5082f6903cb816c1cbe16
SHA256

80402770a7a4ab721bd8c0f964330035e0bbd7524995c26eed67990b6915c3c9
SHA512

0c50b475e9a198166f0496a938b650f3f048042df2ca6e7b0e92f80abb5dbb983514ef73ccbe8743e6e7fd57e5fea002383185b7633e80d21b3f6386a0e428ca
SSDEEP

12288:dqCZOhL2k4zUQWkKLMZckbYv9QwwC1zzjtYARJU/dQ:dqfoW1LM7bUSwt16d

Score

10^/10

xloader war0 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.0

Campaign

war0

Decoy

siompany.net

55667879.com

smallmouth.net

fordforlano.net

placadesilicon.com

btw-butler.com

almbeauty.com

jbthomson.com

presidentialtennessee.com

chiropractorinnorthport.com

yourber.com

get-luxurycruise.rocks

strakellc.com

eukncg.info

pablovergara.info

sologoods.com

toledovista.com

weightlosscoffees.com

echoawyer.com

csproductionsmedia.com

Signatures

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

Xloader payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2564-10-0x0000000000400000-0x0000000000427000-memory.dmp	xloader
behavioral1/memory/2564-14-0x0000000000400000-0x0000000000427000-memory.dmp	xloader
behavioral1/memory/2564-19-0x0000000000400000-0x0000000000427000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1968 cmd.exe

pid	process
1968	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

E-Fatura000000000382920.exeE-Fatura000000000382920.execmd.exe

description	pid	process	target process
PID 1744 set thread context of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 2564 set thread context of 1364	2564	E-Fatura000000000382920.exe	Explorer.EXE
PID 2564 set thread context of 1364	2564	E-Fatura000000000382920.exe	Explorer.EXE
PID 2956 set thread context of 1364	2956	cmd.exe	Explorer.EXE

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

E-Fatura000000000382920.execmd.execmd.exeE-Fatura000000000382920.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	E-Fatura000000000382920.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	E-Fatura000000000382920.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

E-Fatura000000000382920.execmd.exe

pid	process
2564	E-Fatura000000000382920.exe
2564	E-Fatura000000000382920.exe
2564	E-Fatura000000000382920.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe
2956	cmd.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

E-Fatura000000000382920.execmd.exe

pid	process
2564	E-Fatura000000000382920.exe
2564	E-Fatura000000000382920.exe
2564	E-Fatura000000000382920.exe
2564	E-Fatura000000000382920.exe
2956	cmd.exe
2956	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

E-Fatura000000000382920.execmd.exe

description pid process

Token: SeDebugPrivilege 2564 E-Fatura000000000382920.exe
Token: SeDebugPrivilege 2956 cmd.exe

description	pid	process
Token: SeDebugPrivilege	2564	E-Fatura000000000382920.exe
Token: SeDebugPrivilege	2956	cmd.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

E-Fatura000000000382920.exeE-Fatura000000000382920.execmd.exe

description	pid	process	target process
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 1744 wrote to memory of 2564	1744	E-Fatura000000000382920.exe	E-Fatura000000000382920.exe
PID 2564 wrote to memory of 2956	2564	E-Fatura000000000382920.exe	cmd.exe
PID 2564 wrote to memory of 2956	2564	E-Fatura000000000382920.exe	cmd.exe
PID 2564 wrote to memory of 2956	2564	E-Fatura000000000382920.exe	cmd.exe
PID 2564 wrote to memory of 2956	2564	E-Fatura000000000382920.exe	cmd.exe
PID 2956 wrote to memory of 1968	2956	cmd.exe	cmd.exe
PID 2956 wrote to memory of 1968	2956	cmd.exe	cmd.exe
PID 2956 wrote to memory of 1968	2956	cmd.exe	cmd.exe
PID 2956 wrote to memory of 1968	2956	cmd.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1364

C:\Users\Admin\AppData\Local\Temp\E-Fatura000000000382920.exe
"C:\Users\Admin\AppData\Local\Temp\E-Fatura000000000382920.exe"
2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1744

C:\Users\Admin\AppData\Local\Temp\E-Fatura000000000382920.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2564

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:2524

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:2568

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:1932

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:2948

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:2496

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:864

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:2944

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
4⤵
PID:1100

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
4⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2956

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\E-Fatura000000000382920.exe"
5⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1364-16-0x0000000004E40000-0x0000000004F1D000-memory.dmp

Filesize
884KB

Download
memory/1364-25-0x00000000074B0000-0x0000000007561000-memory.dmp

Filesize
708KB

Download
memory/1364-21-0x00000000074B0000-0x0000000007561000-memory.dmp

Filesize
708KB

Download
memory/1364-18-0x0000000004E40000-0x0000000004F1D000-memory.dmp

Filesize
884KB

Download
memory/1744-5-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/1744-4-0x0000000000790000-0x00000000007C6000-memory.dmp

Filesize
216KB

Download
memory/1744-1-0x0000000000F50000-0x0000000000FE6000-memory.dmp

Filesize
600KB

Download
memory/1744-2-0x00000000002D0000-0x00000000002DA000-memory.dmp

Filesize
40KB

Download
memory/1744-3-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/1744-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/1744-11-0x0000000074BD0000-0x00000000752BE000-memory.dmp

Filesize
6.9MB

Download
memory/2564-10-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2564-15-0x0000000000130000-0x0000000000140000-memory.dmp

Filesize
64KB

Download
memory/2564-14-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2564-12-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/2564-6-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2564-20-0x0000000000170000-0x0000000000180000-memory.dmp

Filesize
64KB

Download
memory/2564-7-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2564-19-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2564-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2956-22-0x000000004AAD0000-0x000000004AB1C000-memory.dmp

Filesize
304KB

Download
memory/2956-23-0x000000004AAD0000-0x000000004AB1C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads