xloader | b0c5c3efda2bcfa189ce5f5b94e1bf298eb712b0ad4e9573293a7883d54f4af9

Analysis

max time kernel
153s
max time network
191s
platform
windows7_x64
resource
win7-20220414-en
submitted
12/05/2022, 19:38

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General

Target
Nuevo pedido _WJO-002.exe
Size 606KB
Sample220512-yccp7acehl
SHA256 b0c5c3efda2bcfa189ce5f5b94e1bf298eb712b0ad4e9573293a7883d54f4af9
MD5 73d92a5e3f3cc68f581431cda26ff26a
SHA1 a02d864f281eefb7cb67da411d43744000907c14
SHA512 d45fd79066ff3635fb5ce50f3009d82df98e5e03f0dca7205883bb5d67729bfde96beed4362a225573d03306bd06073629db37bfed3786e205df83e92a50ea83
MD5 SHA1 SHA512

Score

10^/10

xloader vadq loader rat suricata

Malware Config

Extracted

Family

xloader

Version

Campaign

vadq

Decoy

sharkyslipper.com
4sansquatre.holdings
aryocoding.com
diduxi.com
gentlemanpig.com
hitmanautomation.com
48411.xyz
8388cq.com
gurbuzsuaritma.com
cushionsandmorehn.com
boredones.com
pistachio.land
funhouse789.com
arbitrum.party
recalibratementoring.com
navarracomercial.com
cjlucmpt.com
mentication.com
leeracingteam.com
metanum-solutions.com
contohot.com
soodscan789.com
brasilseafish.com
bighornholdingllc.com
homeautomationtexas.com
le-fam.com
xinnuosn.com
bmstore.uz
szum.company
lennoxalexandar.com
advanceddataenterprise.net
loaparis.com
t2kenya.com
clonda.com
sarojnimarket.online
ctsygzs.com
blockchainsmartsystem.com
lottoss.xyz
stiff-pols.digital
tdmjsc.store
arresgroup.com
romasonra.xyz
hakomas.one
quickest.website
sebastianlouder.com
memoirofanerd.com
sbs68.com
breweriana.online
amor-vincit.com
phimlon.net
alsuwayeh.online
chiaraboffi.com
xn--octr39apqo.xn--czru2d
nationalmetalbuildings.net
mrteez.club
hsgmaster.com
kershoes.com
carnetdechef.online
conditionssuitable.net
heshi54.com
santiyq.com
lamborgrini.net
osvfbf.com
seaverde.com
mgav57.xyz

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

resource	yara_rule
behavioral1/memory/1820-60-0x000000000041D950-mapping.dmp	xloader
behavioral1/memory/1820-61-0x0000000000080000-0x00000000000AA000-memory.dmp	xloader
behavioral1/memory/1820-66-0x0000000000080000-0x00000000000AA000-memory.dmp	xloader
behavioral1/memory/468-74-0x0000000000090000-0x00000000000BA000-memory.dmp	xloader
behavioral1/memory/1400-89-0x000000000041D950-mapping.dmp	xloader

Executes dropped EXE 2 IoCs

pid	Process
1152	windows defender.exe
1400	windows defender.exe

Suspicious use of SetThreadContext 5 IoCs

description	pid	Process	procid_target
PID 2040 set thread context of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 1820 set thread context of 1256	1820	Nuevo pedido _WJO-002.exe	20
PID 1820 set thread context of 1256	1820	Nuevo pedido _WJO-002.exe	20
PID 468 set thread context of 1256	468	cmstp.exe	20
PID 1152 set thread context of 1400	1152	windows defender.exe	39

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1292	schtasks.exe
272	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1820	Nuevo pedido _WJO-002.exe
1820	Nuevo pedido _WJO-002.exe
1820	Nuevo pedido _WJO-002.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
468	cmstp.exe
1400	windows defender.exe
468	cmstp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1820	Nuevo pedido _WJO-002.exe
1820	Nuevo pedido _WJO-002.exe
1820	Nuevo pedido _WJO-002.exe
1820	Nuevo pedido _WJO-002.exe
468	cmstp.exe
468	cmstp.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2040	Nuevo pedido _WJO-002.exe
Token: SeDebugPrivilege	1820	Nuevo pedido _WJO-002.exe
Token: SeDebugPrivilege	468	cmstp.exe
Token: SeDebugPrivilege	1152	windows defender.exe
Token: SeShutdownPrivilege	1256	Explorer.EXE
Token: SeDebugPrivilege	1400	windows defender.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1256	Explorer.EXE
1256	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1256	Explorer.EXE
1256	Explorer.EXE

Suspicious use of WriteProcessMemory 53 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1820	2040	Nuevo pedido _WJO-002.exe	27
PID 2040 wrote to memory of 1812	2040	Nuevo pedido _WJO-002.exe	29
PID 2040 wrote to memory of 1812	2040	Nuevo pedido _WJO-002.exe	29
PID 2040 wrote to memory of 1812	2040	Nuevo pedido _WJO-002.exe	29
PID 2040 wrote to memory of 1812	2040	Nuevo pedido _WJO-002.exe	29
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 468	1256	Explorer.EXE	30
PID 1256 wrote to memory of 952	1256	Explorer.EXE	28
PID 1256 wrote to memory of 952	1256	Explorer.EXE	28
PID 1256 wrote to memory of 952	1256	Explorer.EXE	28
PID 1256 wrote to memory of 952	1256	Explorer.EXE	28
PID 1812 wrote to memory of 1292	1812	cmd.exe	32
PID 1812 wrote to memory of 1292	1812	cmd.exe	32
PID 1812 wrote to memory of 1292	1812	cmd.exe	32
PID 1812 wrote to memory of 1292	1812	cmd.exe	32
PID 468 wrote to memory of 1900	468	cmstp.exe	33
PID 468 wrote to memory of 1900	468	cmstp.exe	33
PID 468 wrote to memory of 1900	468	cmstp.exe	33
PID 468 wrote to memory of 1900	468	cmstp.exe	33
PID 2040 wrote to memory of 480	2040	Nuevo pedido _WJO-002.exe	35
PID 2040 wrote to memory of 480	2040	Nuevo pedido _WJO-002.exe	35
PID 2040 wrote to memory of 480	2040	Nuevo pedido _WJO-002.exe	35
PID 2040 wrote to memory of 480	2040	Nuevo pedido _WJO-002.exe	35
PID 1816 wrote to memory of 1152	1816	taskeng.exe	38
PID 1816 wrote to memory of 1152	1816	taskeng.exe	38
PID 1816 wrote to memory of 1152	1816	taskeng.exe	38
PID 1816 wrote to memory of 1152	1816	taskeng.exe	38
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 1400	1152	windows defender.exe	39
PID 1152 wrote to memory of 544	1152	windows defender.exe	41
PID 1152 wrote to memory of 544	1152	windows defender.exe	41
PID 1152 wrote to memory of 544	1152	windows defender.exe	41
PID 1152 wrote to memory of 544	1152	windows defender.exe	41
PID 544 wrote to memory of 272	544	cmd.exe	42
PID 544 wrote to memory of 272	544	cmd.exe	42
PID 544 wrote to memory of 272	544	cmd.exe	42
PID 544 wrote to memory of 272	544	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe
"C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe
  "C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:1820
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:1292
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe" "C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe"
  2⤵
  PID:480

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1256
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  PID:952
- C:\Windows\SysWOW64\cmstp.exe
  "C:\Windows\SysWOW64\cmstp.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:468
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Nuevo pedido _WJO-002.exe"
    3⤵
    PID:1900

C:\Windows\system32\taskeng.exe
taskeng.exe {A2EA26B7-4CCB-4983-8B17-17AF0FB3BB3E} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe
  "C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1152
- - C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe
    "C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1400
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe'" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:544
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe'" /f
      4⤵
      Creates scheduled task(s)
      PID:272

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

windows defender.exe

Path C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe
Size 606KB
SHA256 b0c5c3efda2bcfa189ce5f5b94e1bf298eb712b0ad4e9573293a7883d54f4af9
MD5 73d92a5e3f3cc68f581431cda26ff26a
SHA1 a02d864f281eefb7cb67da411d43744000907c14
SHA512 d45fd79066ff3635fb5ce50f3009d82df98e5e03f0dca7205883bb5d67729bfde96beed4362a225573d03306bd06073629db37bfed3786e205df83e92a50ea83
SSDEEP 12288:0eD4hjmDOBByG1MSrUwbEhaX3WKb8c6OVf0Yj:PsjKSrUSEhanWbc6OVf0s
MD5 SHA1 SHA512 SSDEEP

Submit Download

windows defender.exe

Path C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe
Size 606KB
SHA256 b0c5c3efda2bcfa189ce5f5b94e1bf298eb712b0ad4e9573293a7883d54f4af9
MD5 73d92a5e3f3cc68f581431cda26ff26a
SHA1 a02d864f281eefb7cb67da411d43744000907c14
SHA512 d45fd79066ff3635fb5ce50f3009d82df98e5e03f0dca7205883bb5d67729bfde96beed4362a225573d03306bd06073629db37bfed3786e205df83e92a50ea83
SSDEEP 12288:0eD4hjmDOBByG1MSrUwbEhaX3WKb8c6OVf0Yj:PsjKSrUSEhanWbc6OVf0s
MD5 SHA1 SHA512 SSDEEP

Submit Download

windows defender.exe

Path C:\Users\Admin\AppData\Roaming\windows defender\windows defender.exe
Size 606KB
SHA256 b0c5c3efda2bcfa189ce5f5b94e1bf298eb712b0ad4e9573293a7883d54f4af9
MD5 73d92a5e3f3cc68f581431cda26ff26a
SHA1 a02d864f281eefb7cb67da411d43744000907c14
SHA512 d45fd79066ff3635fb5ce50f3009d82df98e5e03f0dca7205883bb5d67729bfde96beed4362a225573d03306bd06073629db37bfed3786e205df83e92a50ea83
SSDEEP 12288:0eD4hjmDOBByG1MSrUwbEhaX3WKb8c6OVf0Yj:PsjKSrUSEhanWbc6OVf0s
MD5 SHA1 SHA512 SSDEEP

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memory/468-76-0x0000000001F80000-0x0000000002283000-memory.dmp

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memory/468-73-0x00000000003D0000-0x00000000003E8000-memory.dmp

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memory/468-74-0x0000000000090000-0x00000000000BA000-memory.dmp

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memory/468-78-0x0000000001DF0000-0x0000000001E80000-memory.dmp

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memory/1152-83-0x0000000001020000-0x00000000010BE000-memory.dmp

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memory/1256-79-0x0000000006000000-0x00000000060D7000-memory.dmp

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memory/1256-65-0x0000000004120000-0x0000000004246000-memory.dmp

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memory/1256-68-0x00000000063F0000-0x0000000006514000-memory.dmp

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memory/1400-93-0x0000000000930000-0x0000000000C33000-memory.dmp

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memory/1820-64-0x0000000000170000-0x0000000000181000-memory.dmp

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memory/1820-66-0x0000000000080000-0x00000000000AA000-memory.dmp

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memory/1820-63-0x0000000000E50000-0x0000000001153000-memory.dmp

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memory/1820-61-0x0000000000080000-0x00000000000AA000-memory.dmp

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memory/1820-57-0x0000000000080000-0x00000000000AA000-memory.dmp

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memory/1820-56-0x0000000000080000-0x00000000000AA000-memory.dmp

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memory/1820-67-0x00000000001C0000-0x00000000001D1000-memory.dmp

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memory/2040-54-0x0000000000DB0000-0x0000000000E4E000-memory.dmp

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memory/2040-55-0x0000000075841000-0x0000000075843000-memory.dmp

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