xloader | ebb7e25c6b96a21019f7c9cf885cbafc5223bb632dc5f8d10db1811830c6859d

General

Target

b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe
Size

292KB
MD5

be6ece1b6510c986870d8ceabb87988b
SHA1

63795ce8b9c7fd5ec3374e3e012b3898a8695f53
SHA256

b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f
SHA512

c7296be4cf5c14ada776312ceeedd29b52b6e4e228e6f1453e5485571099f6c517e90c6f33b88835b51130056bca6d2401d1bd6aed7e0b9d590d3b7b2c60a334
SSDEEP

6144:oweQYmMhY6ydhGhzXu2UDOyDSWwDrW12P4v2B/Bd66R6DWV:6QYNILOzWwDrWsg2JBxR6DWV

Score

10^/10

xloader p2a5 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

p2a5

Decoy

gorillaslovebananas.com

zonaextasis.com

digitalpravin.online

memorialdoors.com

departmenteindhoven.com

vipulb.com

ruyibao365.com

ynpzz.com

matthewandjessica.com

winfrey2024.com

janetride.com

arairazur.xyz

alltheheads.com

amayawebdesigns.com

califunder.com

blacksource.xyz

farmasi.agency

ilmkibahar.com

thinkcentury.net

eskortclub.com

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2748-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2748-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2272-23-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Executes dropped EXE 2 IoCs

pid	Process
2752	cznfe.exe
2748	cznfe.exe

Loads dropped DLL 2 IoCs

pid	Process
2660	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe
2752	cznfe.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2752 set thread context of 2748	2752	cznfe.exe	31
PID 2748 set thread context of 1184	2748	cznfe.exe	21
PID 2272 set thread context of 1184	2272	wininit.exe	21

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wininit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cznfe.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2748	cznfe.exe
2748	cznfe.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe
2272	wininit.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2748	cznfe.exe
2748	cznfe.exe
2748	cznfe.exe
2272	wininit.exe
2272	wininit.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	cznfe.exe
Token: SeDebugPrivilege	2272	wininit.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2660 wrote to memory of 2752	2660	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe	30
PID 2660 wrote to memory of 2752	2660	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe	30
PID 2660 wrote to memory of 2752	2660	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe	30
PID 2660 wrote to memory of 2752	2660	b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe	30
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 2752 wrote to memory of 2748	2752	cznfe.exe	31
PID 1184 wrote to memory of 2272	1184	Explorer.EXE	32
PID 1184 wrote to memory of 2272	1184	Explorer.EXE	32
PID 1184 wrote to memory of 2272	1184	Explorer.EXE	32
PID 1184 wrote to memory of 2272	1184	Explorer.EXE	32
PID 2272 wrote to memory of 2580	2272	wininit.exe	33
PID 2272 wrote to memory of 2580	2272	wininit.exe	33
PID 2272 wrote to memory of 2580	2272	wininit.exe	33
PID 2272 wrote to memory of 2580	2272	wininit.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe
  "C:\Users\Admin\AppData\Local\Temp\b7cf8d9d8db4c5eaf796d35251bfc2b24f34c2c77d2ca82a1ebf470323c0894f.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Users\Admin\AppData\Local\Temp\cznfe.exe
    C:\Users\Admin\AppData\Local\Temp\cznfe.exe C:\Users\Admin\AppData\Local\Temp\tostc
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2752
  - - C:\Users\Admin\AppData\Local\Temp\cznfe.exe
      C:\Users\Admin\AppData\Local\Temp\cznfe.exe C:\Users\Admin\AppData\Local\Temp\tostc
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2748
- C:\Windows\SysWOW64\wininit.exe
  "C:\Windows\SysWOW64\wininit.exe"
  2⤵
  - 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:2272
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\cznfe.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3tmmjx84hcpzeac8q

Filesize
210KB

MD5
c991010927a0003b352fe645f53122da

SHA1
282c97fcd98de42ffad1879d51f62e711fb2d0d2

SHA256
05201a873aaed950ff031f861daf6fcd1bc23345458fa9152b9486731ddbfca9

SHA512
c0f6c9e121f81c95164326f36c2f5e587b5b1d30801400bafcb39f98fa0274ccdf0a0d3f888053f0929a7998850384fb0910924a82c83ce949893c5743cf7008

Download Submit
C:\Users\Admin\AppData\Local\Temp\tostc

Filesize
4KB

MD5
9a6b34eb6752b9ece6f47081f02565c4

SHA1
b7a73450048bbcde6953886f3d7b177e2434ea0d

SHA256
274d7ddab57e4caf3fca959b4b5c8a2842fe68196593f0aa7453855cf9e20242

SHA512
edc1baf7792d8e88a61d397173fb84e5e3f36cf738020a6e8557462c6def570c541e371cd289ff4f0704d08697aa01476aad8bcfc8e7e11c5fa0b1d8602efe2a

Download Submit
\Users\Admin\AppData\Local\Temp\cznfe.exe

Filesize
120KB

MD5
3464aade4cb916d733fdd606c3d70165

SHA1
0c47d2c2d6a12cb78275f0d9b3190b1aad04805b

SHA256
a1b617196797fb690647c6f4f0329be8087bdaf222bdbe8bcd762ebb619e5ad2

SHA512
a4c01810521414aa8ca7757fae35f8710f37d109360d240483063dd22db3e94e32cf9819022e4e1d7b3ee7845fa635bd9417645beb99b400bf3f8e93cafbfbeb

Download Submit
memory/1184-26-0x0000000000190000-0x0000000000290000-memory.dmp

Filesize
1024KB

Download
memory/1184-24-0x00000000063A0000-0x00000000064DD000-memory.dmp

Filesize
1.2MB

Download
memory/1184-17-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1184-20-0x00000000063A0000-0x00000000064DD000-memory.dmp

Filesize
1.2MB

Download
memory/2272-22-0x0000000000CD0000-0x0000000000CEA000-memory.dmp

Filesize
104KB

Download
memory/2272-23-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2272-21-0x0000000000CD0000-0x0000000000CEA000-memory.dmp

Filesize
104KB

Download
memory/2748-19-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/2748-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2748-15-0x0000000000BF0000-0x0000000000EF3000-memory.dmp

Filesize
3.0MB

Download
memory/2748-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2752-9-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing