xloader | f347aec88092c54d126fc2edd831b57a14a67851669521ad8c4982bf8ae26d5f

General

Target

PURCHASE ORDER 87910219.exe
Size

611KB
MD5

340383b761e559e0879a8d1d713fab03
SHA1

fec6b23c2df800dd828171e70af6c9cdf969c17e
SHA256

f347aec88092c54d126fc2edd831b57a14a67851669521ad8c4982bf8ae26d5f
SHA512

b9be3890dcbe3888938bac4e32aa61d2408636f75068511e3aee029934457d5c9d57337e5a7633c184b7f5b29ac9a34ff677f32bbe934908a22aa30aee7715d5

Score

10^/10

xloader be3s loader persistence rat suricata

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

be3s

Decoy

aoxaswa.info

souplab-graphic.com

churchontheisland.com

spclassic-cars.com

stanford-edu.club

heydowm.online

chattanooga-electricians.com

sectsk.com

cxg98.com

buildafricaonline.net

buydogcoin.com

vsst247.com

lodgelastrancas.com

ainonaho.com

griousndwarehsftyfs.xyz

voltagestabilizersupply.com

xn--79q565dzfex9hg81b.com

isrvr-ccrforum.info

chitiandi.com

criticaldisco.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 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1544-63-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1544-64-0x000000000041F320-mapping.dmp	xloader
behavioral1/memory/1544-66-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1544-74-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1168-77-0x00000000000C0000-0x00000000000EB000-memory.dmp	xloader
behavioral1/memory/1168-81-0x00000000000C0000-0x00000000000EB000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

364 cmd.exe

pid	process
364	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cmmon32.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	cmmon32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\YNE8IXJ0ANY = "C:\\Program Files (x86)\\A-zxhbbm\\helpvbfluf.exe"	cmmon32.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

PURCHASE ORDER 87910219.exePURCHASE ORDER 87910219.execmmon32.exe

description	pid	process	target process
PID 1016 set thread context of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1544 set thread context of 1212	1544	PURCHASE ORDER 87910219.exe	Explorer.EXE
PID 1544 set thread context of 1212	1544	PURCHASE ORDER 87910219.exe	Explorer.EXE
PID 1168 set thread context of 1212	1168	cmmon32.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

cmmon32.exe

description ioc process

File opened for modification C:\Program Files (x86)\A-zxhbbm\helpvbfluf.exe cmmon32.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\A-zxhbbm\helpvbfluf.exe	cmmon32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmmon32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

Processes:

PURCHASE ORDER 87910219.execmmon32.exe

pid	process
1544	PURCHASE ORDER 87910219.exe
1544	PURCHASE ORDER 87910219.exe
1544	PURCHASE ORDER 87910219.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

PURCHASE ORDER 87910219.execmmon32.exe

pid	process
1544	PURCHASE ORDER 87910219.exe
1544	PURCHASE ORDER 87910219.exe
1544	PURCHASE ORDER 87910219.exe
1544	PURCHASE ORDER 87910219.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe
1168	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PURCHASE ORDER 87910219.execmmon32.exe

description pid process

Token: SeDebugPrivilege 1544 PURCHASE ORDER 87910219.exe
Token: SeDebugPrivilege 1168 cmmon32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1544	PURCHASE ORDER 87910219.exe
Token: SeDebugPrivilege	1168	cmmon32.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

PURCHASE ORDER 87910219.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1016 wrote to memory of 1544	1016	PURCHASE ORDER 87910219.exe	PURCHASE ORDER 87910219.exe
PID 1212 wrote to memory of 1168	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 1168	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 1168	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 1168	1212	Explorer.EXE	cmmon32.exe
PID 1168 wrote to memory of 364	1168	cmmon32.exe	cmd.exe
PID 1168 wrote to memory of 364	1168	cmmon32.exe	cmd.exe
PID 1168 wrote to memory of 364	1168	cmmon32.exe	cmd.exe
PID 1168 wrote to memory of 364	1168	cmmon32.exe	cmd.exe
PID 1168 wrote to memory of 1636	1168	cmmon32.exe	Firefox.exe
PID 1168 wrote to memory of 1636	1168	cmmon32.exe	Firefox.exe
PID 1168 wrote to memory of 1636	1168	cmmon32.exe	Firefox.exe
PID 1168 wrote to memory of 1636	1168	cmmon32.exe	Firefox.exe
PID 1168 wrote to memory of 1636	1168	cmmon32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 87910219.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 87910219.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1016

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 87910219.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 87910219.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1544

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER 87910219.exe"
3⤵
- Deletes itself
PID:364

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1636

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/364-75-0x0000000000000000-mapping.dmp

Download
memory/1016-55-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1016-56-0x0000000000580000-0x000000000059C000-memory.dmp

Filesize
112KB

Download
memory/1016-57-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download
memory/1016-58-0x0000000004FE0000-0x000000000504A000-memory.dmp

Filesize
424KB

Download
memory/1016-59-0x0000000000830000-0x0000000000862000-memory.dmp

Filesize
200KB

Download
memory/1016-54-0x0000000000C50000-0x0000000000CEE000-memory.dmp

Filesize
632KB

Download
memory/1168-81-0x00000000000C0000-0x00000000000EB000-memory.dmp

Filesize
172KB

Download
memory/1168-73-0x0000000000000000-mapping.dmp

Download
memory/1168-79-0x0000000001DD0000-0x0000000001E60000-memory.dmp

Filesize
576KB

Download
memory/1168-78-0x0000000001F60000-0x0000000002263000-memory.dmp

Filesize
3.0MB

Download
memory/1168-77-0x00000000000C0000-0x00000000000EB000-memory.dmp

Filesize
172KB

Download
memory/1168-76-0x00000000004B0000-0x00000000004BD000-memory.dmp

Filesize
52KB

Download
memory/1212-80-0x0000000004DC0000-0x0000000004F4D000-memory.dmp

Filesize
1.6MB

Download
memory/1212-69-0x0000000004B50000-0x0000000004C42000-memory.dmp

Filesize
968KB

Download
memory/1212-72-0x0000000004C50000-0x0000000004DB6000-memory.dmp

Filesize
1.4MB

Download
memory/1212-82-0x0000000004DC0000-0x0000000004F4D000-memory.dmp

Filesize
1.6MB

Download
memory/1544-60-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1544-74-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1544-71-0x00000000001C0000-0x00000000001D1000-memory.dmp

Filesize
68KB

Download
memory/1544-68-0x0000000000170000-0x0000000000181000-memory.dmp

Filesize
68KB

Download
memory/1544-67-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/1544-66-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1544-64-0x000000000041F320-mapping.dmp

Download
memory/1544-63-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1544-61-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads