xloader | 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb

Analysis

max time kernel
148s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/11/2024, 19:50

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General

Target
6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
Size 338KB
Sample241121-ykrjbawkbx
SHA256 6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb
MD5 1ee227ec277bbf25bf8657dc0379eb8e
SHA1 afc9a4fe432148cc5113357d7ba845f5dcec4aad
SHA512 7708f75ff5ac684c8a885eb4397d96e6af0084fd9ff9748eef3c9468669b6d1c86679bcba834c134e814b46b989508a373c9ff74595f5e1cd0b88887d2209efb
SSDEEP 6144:TxDf9Q//uNLa8UBanwMhumZGiANdNDKFiIeWyb1JoRtz6D:0/uManFhumZIpdJW+gtOD
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xloader rzwo discovery loader rat

Malware Config

Extracted

Family

xloader

Version

Campaign

rzwo

Decoy

1metroband.com
erobal.com
zzyykx.com
chamallino.com
ehrlichforjustice.com
fzshangmao.net
bulkprices.info
schlafen.xyz
footspan.com
jano5tau.xyz
ukrainianwriters.com
clf010.com
kgvf.email
matura-natural.com
life23.club
yuanxuhuafu.com
autism-101.com
lithiumhexafluorophosphate.net
ducer.info
tender.guru
ooaz2.xyz
dinabrose.com
companysoop.com
lemesdev.com
trantuankts.com
hopeitivity.com
shance.ltd
melissadomjan.com
mydxza.com
jshxbi.com
ultrasmileteeth.com
app-alg.com
tunneltalk.biz
jyh8881.com
donottag.store
48hoursdesigns.com
vipdld.com
jeveux.net
mare.cruises
minecraftmemes.com
freevolttech.com
ch34k-3yfb124.club
standunitedforamerica.us
easilyconstitutionalfifty.xyz
quotexromania.com
jolantru.com
mhdastmaltchi.com
vistos.online
mahajanimaginglab.com
petalicious.online
cbdmp1.online
iberiaventure.com
fastoptica.com
gmoviapp.com
dwaloofr295-so-net.xyz
loridroesslerraupp.com
greenvle.com
citycash.company
umdasch-rackingsystems.com
secret-society.club
threadrounds.com
1670398.win
mayer4governor.info
whf5.xyz
infiniteinvesting.net

Signatures

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

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2676-14-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2676-16-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2676-19-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1680-25-0x00000000001D0000-0x00000000001F9000-memory.dmp	xloader

Executes dropped EXE 2 IoCs

pid	Process
2736	drfgruezwu.exe
2676	drfgruezwu.exe

Loads dropped DLL 2 IoCs

pid	Process
3004	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
2736	drfgruezwu.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2736 set thread context of 2676	2736	drfgruezwu.exe	31
PID 2676 set thread context of 1280	2676	drfgruezwu.exe	21
PID 2676 set thread context of 1280	2676	drfgruezwu.exe	21
PID 1680 set thread context of 1280	1680	netsh.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	drfgruezwu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2676	drfgruezwu.exe
2676	drfgruezwu.exe
2676	drfgruezwu.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe
1680	netsh.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2676	drfgruezwu.exe
2676	drfgruezwu.exe
2676	drfgruezwu.exe
2676	drfgruezwu.exe
1680	netsh.exe
1680	netsh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	drfgruezwu.exe
Token: SeDebugPrivilege	1680	netsh.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2736	3004	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe	30
PID 3004 wrote to memory of 2736	3004	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe	30
PID 3004 wrote to memory of 2736	3004	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe	30
PID 3004 wrote to memory of 2736	3004	6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe	30
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 2736 wrote to memory of 2676	2736	drfgruezwu.exe	31
PID 1280 wrote to memory of 1680	1280	Explorer.EXE	55
PID 1280 wrote to memory of 1680	1280	Explorer.EXE	55
PID 1280 wrote to memory of 1680	1280	Explorer.EXE	55
PID 1280 wrote to memory of 1680	1280	Explorer.EXE	55
PID 1680 wrote to memory of 716	1680	netsh.exe	56
PID 1680 wrote to memory of 716	1680	netsh.exe	56
PID 1680 wrote to memory of 716	1680	netsh.exe	56
PID 1680 wrote to memory of 716	1680	netsh.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Users\Admin\AppData\Local\Temp\6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe
  "C:\Users\Admin\AppData\Local\Temp\6a320de21bbba1a93f56eee513ec18a594ac1caa754c9ce946863022bbf62ceb.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe
    C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe C:\Users\Admin\AppData\Local\Temp\flhuvaanr
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2736
  - - C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe
      C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe C:\Users\Admin\AppData\Local\Temp\flhuvaanr
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2676
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2796
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2140
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2864
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2812
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2684
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2560
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2848
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2552
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2548
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:1908
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2772
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2696
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2568
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2636
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2452
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2528
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:2536
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2948
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2944
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2316
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2952
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2208
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1200
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.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:1680
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\drfgruezwu.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

flhuvaanr

Path C:\Users\Admin\AppData\Local\Temp\flhuvaanr
Size 4KB
SHA256 649cee55f8b6d06eacb6c7f3fd98a153873c66230bc1b17c8789fd8fa3ca0d40
MD5 f04e7716091d2389032541ba8eeb87de
SHA1 8bec3857fda9bbb8f98182f728bbd054967679cf
SHA512 80bc5d21a755af9571462fc7e04e4f51d0515dd658bf001d3eae2922fca54423fb5f27d5da73bcedd4b7a6624ffadc18810270ed641e0f47160b02bde18c2417
SSDEEP 96:YQGSP+sph9U/iT+rrvvrfkjDW9HyWxx71a3S9r++i7EUO7:YQGS2e7vmXrfkjD6yWxxI02EUw
MD5 SHA1 SHA512 SSDEEP

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x6x2dqsyxlhw6i7v7rx

Path C:\Users\Admin\AppData\Local\Temp\x6x2dqsyxlhw6i7v7rx
Size 211KB
SHA256 f956110ead3550c2d01cd7796c82d1e31de04513e29db33937ef0dea4358c2d0
MD5 f7b34417e6147b112144d1d9b50a0c2c
SHA1 1f089694334f36d7c29e89350294862e0d8043a7
SHA512 f53c9b1ad6abd969fcc2d55c67f961fb973f65b479c1c3d0ace139fc205f3d29bac1beb3f92fa9e6b3cbcba788eaef3a42f2989d8dbb3c7ffaa0cc6610a43731
SSDEEP 3072:LnjS67RwCwlo6rNOtGw67TAHcVnDeT4/IqLKqXIJH4xT3+acu9bA7eLuYd:X1oP1w6GynDeT48qXIJH4UacGbJyW
MD5 SHA1 SHA512 SSDEEP

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drfgruezwu.exe

Path \Users\Admin\AppData\Local\Temp\drfgruezwu.exe
Size 235KB
SHA256 4a5824da0a6b328ddcf55a46e71ae5648c3c2fb3ce8e39add28de82c3e97ef5b
MD5 ce84e0de135e04f77cadb28f8c216367
SHA1 fa583c32020b084e748bf263d120fcfe4ccc324f
SHA512 47e14f190c782dc703468d4751b39865f3274de2b9cd35652d906e07c3f7da1014173284b14be8041d1ab9eeca0dd878ce290d9342b057b85d2cf4dd1cc72071
SSDEEP 3072:9YdkjNRRUWCJAUQATQq01e9bhxT/vTG1DhZ3BdjS6G6LmDkCdzqqp00y+Vi/C:9L0WQAWTQqMe9b/r6DhpOvYMqS
MD5 SHA1 SHA512 SSDEEP

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memory/1280-17-0x0000000006790000-0x00000000068AF000-memory.dmp

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memory/1280-20-0x00000000045C0000-0x00000000046AF000-memory.dmp

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memory/1280-21-0x0000000006790000-0x00000000068AF000-memory.dmp

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memory/1280-27-0x00000000045C0000-0x00000000046AF000-memory.dmp

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memory/1680-24-0x0000000000D50000-0x0000000000D6B000-memory.dmp

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memory/1680-25-0x00000000001D0000-0x00000000001F9000-memory.dmp

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memory/2676-14-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/2676-16-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/2676-19-0x0000000000400000-0x0000000000429000-memory.dmp

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memory/2736-8-0x0000000000240000-0x0000000000242000-memory.dmp

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