webmonitor | 58949b34eb0f77b45800e72a3ef31e9ae61725a4fc8208f5a718918094758485

Analysis

max time kernel
90s
max time network
116s
platform
windows10_x64
resource
win10v20210410
submitted
27-07-2021 16:40

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General

Target

HSBC_PAYMENT_COPY.pdf.exe
Size

1.4MB
MD5

08f2609e7f7daf0f78032f773a68b72c
SHA1

f00e4c61cce15ee5f43c032d8d595aba65fbdc86
SHA256

0ed8f93b98f9cfff89559df9e0a8d360cab3dde1abfa2992216b4a98c5ca1253
SHA512

8c1ba503d2956ad0c60b11547908b81e601a3bfb2c75ae73c03718bd883ff94451b0697f915049614470d59388d161c02893ad90b48466f77fc154a20215da74

Score

10^/10

webmonitor backdoor infostealer rat

Malware Config

Signatures

RevcodeRat, WebMonitorRat
WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.
backdoor rat infostealer webmonitor

WebMonitor Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3924-137-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor
behavioral2/memory/3924-138-0x000000000049D8CA-mapping.dmp	family_webmonitor
behavioral2/memory/3924-156-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/3148-121-0x0000000004EC0000-0x0000000004ECB000-memory.dmp	CustAttr

Suspicious use of SetThreadContext 1 IoCs

Processes:

HSBC_PAYMENT_COPY.pdf.exe

description pid process target process

PID 3148 set thread context of 3924 3148 HSBC_PAYMENT_COPY.pdf.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

3976 schtasks.exe

description	pid	process	target process
PID 3148 set thread context of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe

pid	process
3976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

HSBC_PAYMENT_COPY.pdf.exepowershell.exepowershell.exepowershell.exe

pid	process
3148	HSBC_PAYMENT_COPY.pdf.exe
4080	powershell.exe
8	powershell.exe
3508	powershell.exe
4080	powershell.exe
8	powershell.exe
3508	powershell.exe
4080	powershell.exe
8	powershell.exe
3508	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

HSBC_PAYMENT_COPY.pdf.exepowershell.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3148	HSBC_PAYMENT_COPY.pdf.exe
Token: SeDebugPrivilege	8	powershell.exe
Token: SeDebugPrivilege	4080	powershell.exe
Token: SeDebugPrivilege	3508	powershell.exe
Token: SeShutdownPrivilege	3924	RegSvcs.exe
Token: SeCreatePagefilePrivilege	3924	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

HSBC_PAYMENT_COPY.pdf.exeRegSvcs.exe

description	pid	process	target process
PID 3148 wrote to memory of 8	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 8	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 8	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 4080	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 4080	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 4080	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 3976	3148	HSBC_PAYMENT_COPY.pdf.exe	schtasks.exe
PID 3148 wrote to memory of 3976	3148	HSBC_PAYMENT_COPY.pdf.exe	schtasks.exe
PID 3148 wrote to memory of 3976	3148	HSBC_PAYMENT_COPY.pdf.exe	schtasks.exe
PID 3148 wrote to memory of 3508	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 3508	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 3508	3148	HSBC_PAYMENT_COPY.pdf.exe	powershell.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3148 wrote to memory of 3924	3148	HSBC_PAYMENT_COPY.pdf.exe	RegSvcs.exe
PID 3924 wrote to memory of 1060	3924	RegSvcs.exe	cmd.exe
PID 3924 wrote to memory of 1060	3924	RegSvcs.exe	cmd.exe
PID 3924 wrote to memory of 1060	3924	RegSvcs.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\HSBC_PAYMENT_COPY.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_PAYMENT_COPY.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3148
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\HSBC_PAYMENT_COPY.pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:8
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WTddvQz.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4080
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WTddvQz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD94E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3976
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WTddvQz.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3508
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3924
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\coONfzHdpSUNnxCq.bat" "
    3⤵
    PID:1060

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

MD5
1c19c16e21c97ed42d5beabc93391fc5

SHA1
8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

SHA256
1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

SHA512
7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

MD5
1c19c16e21c97ed42d5beabc93391fc5

SHA1
8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

SHA256
1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

SHA512
7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5
559c06a7260e2b1de8dc4ae85e4ed703

SHA1
10791687a1aadbd44253f53d3777bb98cda47c6d

SHA256
e5fa7d1890b87d0d747c3957e7a8cde5028c6d96c6da6ff02fd18574e3dab015

SHA512
2316f37b645a107eb6732c175a9e4691bae5b672aa8089e6a0184701cf5c7d5bd5f5d4a1daba7f01428ac25d207c940c9f468285cbdc44fc0e69390ea7ff8013

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5
41918501637b2af004cbe430be340a46

SHA1
0e29d0afb3325e2119f291ae6dbfb9ed738eb791

SHA256
9c59866ca9454c0aec34416a91ace2a45218fcb4be2cac1be405a2cf36eeff83

SHA512
35527f708deb4c84ac578e592972076a5719c701c4436dead31d9b2dd5d78a12fe4607cbfb2e5d8e2bf7004477cefc1e39cc24c204b2cfd17d4f4a9f51085311

Download Submit
C:\Users\Admin\AppData\Local\Temp\coONfzHdpSUNnxCq.bat

MD5
63adc8c4e21b2cf9ce199175dff4a8d0

SHA1
d3618b80b271990ac439e37481ffb878ce9a5a8e

SHA256
3c4094f5caf5133aa3aee42fe02845a6c97874d010f96aa6d0da9eb79dab0873

SHA512
8352f742af86c7803e04fac57d7ac22eee5582aded456c040fd110ae7e2e09fe63534ba7865126b92aa8bf539b6fbd522e36e383d84ebb42ed148cccf13dbd72

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD94E.tmp

MD5
b09c39ec8d3fe0050b3f5742571b0a7a

SHA1
2b185059761351b3466fb8c1d2eba182b1b99beb

SHA256
f676c7c0ee5734bc5326878ece55ce7916e7b2d3c6c9faa6f2fbb7ced4cefeab

SHA512
1847f0a3396cfedc1b457d511f828a763ab6bc6808f5df864521311bad166dc53b2e6662160fbd853e56406a788e40721b4683516163ab8b8c44361555d84ef9

Download Submit
memory/8-124-0x0000000000000000-mapping.dmp

Download
memory/8-148-0x0000000006C52000-0x0000000006C53000-memory.dmp

Filesize
4KB

Download
memory/8-207-0x000000007E9C0000-0x000000007E9C1000-memory.dmp

Filesize
4KB

Download
memory/8-145-0x0000000006C50000-0x0000000006C51000-memory.dmp

Filesize
4KB

Download
memory/8-255-0x0000000006C53000-0x0000000006C54000-memory.dmp

Filesize
4KB

Download
memory/8-129-0x0000000006B40000-0x0000000006B41000-memory.dmp

Filesize
4KB

Download
memory/8-133-0x0000000007290000-0x0000000007291000-memory.dmp

Filesize
4KB

Download
memory/1060-485-0x0000000000000000-mapping.dmp

Download
memory/3148-123-0x0000000009220000-0x0000000009315000-memory.dmp

Filesize
980KB

Download
memory/3148-120-0x0000000005400000-0x00000000058FE000-memory.dmp

Filesize
5.0MB

Download
memory/3148-116-0x0000000005900000-0x0000000005901000-memory.dmp

Filesize
4KB

Download
memory/3148-117-0x00000000054A0000-0x00000000054A1000-memory.dmp

Filesize
4KB

Download
memory/3148-118-0x0000000005540000-0x0000000005541000-memory.dmp

Filesize
4KB

Download
memory/3148-122-0x0000000009010000-0x0000000009135000-memory.dmp

Filesize
1.1MB

Download
memory/3148-121-0x0000000004EC0000-0x0000000004ECB000-memory.dmp

Filesize
44KB

Download
memory/3148-119-0x0000000005460000-0x0000000005461000-memory.dmp

Filesize
4KB

Download
memory/3148-114-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

Filesize
4KB

Download
memory/3508-136-0x0000000000000000-mapping.dmp

Download
memory/3508-152-0x0000000004902000-0x0000000004903000-memory.dmp

Filesize
4KB

Download
memory/3508-157-0x0000000004900000-0x0000000004901000-memory.dmp

Filesize
4KB

Download
memory/3508-264-0x0000000004903000-0x0000000004904000-memory.dmp

Filesize
4KB

Download
memory/3508-164-0x0000000008380000-0x0000000008381000-memory.dmp

Filesize
4KB

Download
memory/3508-210-0x000000007F690000-0x000000007F691000-memory.dmp

Filesize
4KB

Download
memory/3924-138-0x000000000049D8CA-mapping.dmp

Download
memory/3924-156-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3924-137-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3976-126-0x0000000000000000-mapping.dmp

Download
memory/4080-151-0x0000000008130000-0x0000000008131000-memory.dmp

Filesize
4KB

Download
memory/4080-203-0x000000007EDF0000-0x000000007EDF1000-memory.dmp

Filesize
4KB

Download
memory/4080-190-0x0000000009680000-0x00000000096B3000-memory.dmp

Filesize
204KB

Download
memory/4080-211-0x0000000009660000-0x0000000009661000-memory.dmp

Filesize
4KB

Download
memory/4080-168-0x00000000088D0000-0x00000000088D1000-memory.dmp

Filesize
4KB

Download
memory/4080-259-0x00000000071F3000-0x00000000071F4000-memory.dmp

Filesize
4KB

Download
memory/4080-162-0x0000000008040000-0x0000000008041000-memory.dmp

Filesize
4KB

Download
memory/4080-155-0x00000000071F2000-0x00000000071F3000-memory.dmp

Filesize
4KB

Download
memory/4080-153-0x00000000071F0000-0x00000000071F1000-memory.dmp

Filesize
4KB

Download
memory/4080-147-0x0000000007F70000-0x0000000007F71000-memory.dmp

Filesize
4KB

Download
memory/4080-143-0x0000000007F00000-0x0000000007F01000-memory.dmp

Filesize
4KB

Download
memory/4080-139-0x0000000007E60000-0x0000000007E61000-memory.dmp

Filesize
4KB

Download
memory/4080-125-0x0000000000000000-mapping.dmp

Download