webmonitor | 84d9088f856e12f998ce324510f185b9e6939c8d1cb2cdb46eb9b38baf879619

Analysis

max time kernel
78s
max time network
70s
platform
windows10_x64
resource
win10v20210408
submitted
14-07-2021 06:59

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General

Target

BANKING_DETAILS..exe
Size

1.6MB
MD5

2d29230b77724882289e74bb9e69b95d
SHA1

4be47bbd5110c38b3312ab232570051f6335b65b
SHA256

84d9088f856e12f998ce324510f185b9e6939c8d1cb2cdb46eb9b38baf879619
SHA512

eba2141dc9f1d40cfd60efb861f01d7dcf3e45fe17858e1a336c8a618e88ba4c077a73bd9374f7102d681adc98ebb43279dd13eb0974f272eac90bcfbe2f1a70

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/1720-138-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor
behavioral2/memory/1720-139-0x000000000049D8CA-mapping.dmp	family_webmonitor
behavioral2/memory/1720-150-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor

Suspicious use of SetThreadContext 1 IoCs

Processes:

BANKING_DETAILS..exe

description pid process target process

PID 672 set thread context of 1720 672 BANKING_DETAILS..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

3560 schtasks.exe

description	pid	process	target process
PID 672 set thread context of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe

pid	process
3560	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

BANKING_DETAILS..exepowershell.exepowershell.exepowershell.exe

pid	process
672	BANKING_DETAILS..exe
1412	powershell.exe
3880	powershell.exe
3056	powershell.exe
3880	powershell.exe
3056	powershell.exe
1412	powershell.exe
3880	powershell.exe
3056	powershell.exe
1412	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

BANKING_DETAILS..exepowershell.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	672	BANKING_DETAILS..exe
Token: SeDebugPrivilege	3880	powershell.exe
Token: SeDebugPrivilege	1412	powershell.exe
Token: SeDebugPrivilege	3056	powershell.exe
Token: SeShutdownPrivilege	1720	RegSvcs.exe
Token: SeCreatePagefilePrivilege	1720	RegSvcs.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

BANKING_DETAILS..exe

description	pid	process	target process
PID 672 wrote to memory of 1412	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 1412	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 1412	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3880	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3880	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3880	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3560	672	BANKING_DETAILS..exe	schtasks.exe
PID 672 wrote to memory of 3560	672	BANKING_DETAILS..exe	schtasks.exe
PID 672 wrote to memory of 3560	672	BANKING_DETAILS..exe	schtasks.exe
PID 672 wrote to memory of 3056	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3056	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 3056	672	BANKING_DETAILS..exe	powershell.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe
PID 672 wrote to memory of 1720	672	BANKING_DETAILS..exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\BANKING_DETAILS..exe
"C:\Users\Admin\AppData\Local\Temp\BANKING_DETAILS..exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:672
- 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\BANKING_DETAILS..exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pfIFOKgKlLO.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3880
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pfIFOKgKlLO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp48A2.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3560
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pfIFOKgKlLO.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3056
- 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
  PID:1720
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ozx3FNgmYfNdFqfV.bat" "
    3⤵
    PID:612

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\Temp\ozx3FNgmYfNdFqfV.bat

MD5
03df43fbc7691860dc4782a9ff6263a0

SHA1
af75fa72ccc1708ff44d2993eaecbf88d3b9f11b

SHA256
3908150361e9f48347511b04a9d51f15d299c2b0aab67bec6126034e49d74238

SHA512
4810adffef1af6dfb205d94e7c803ae3d52abe84d2e7ee16d28108614e64bc374beac137301230c4cd0e9c199c34dbd85015779ffa6b2fa45e0877558ad7ccd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp48A2.tmp

MD5
80b7b63d6afa39003690863088adc1f4

SHA1
5a464f22aa794582382004e99c0013d9bae1756a

SHA256
adf486bbd6100def14326f5c28d936f3efa28fee4beb81b1607b382e8f875c55

SHA512
75b7ef33a86904debb4d1a9d485b241fe15068098602d4d4d032739deb7e27e66a48c152e5e897e5050e95bad080808eb801e9c3acff2fbe08bffb452d05a5e4

Download Submit
memory/612-516-0x0000000000000000-mapping.dmp

Download
memory/672-121-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/672-119-0x0000000005160000-0x000000000565E000-memory.dmp

Filesize
5.0MB

Download
memory/672-120-0x0000000002BB0000-0x0000000002BB1000-memory.dmp

Filesize
4KB

Download
memory/672-118-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/672-122-0x0000000005020000-0x0000000005030000-memory.dmp

Filesize
64KB

Download
memory/672-123-0x0000000006150000-0x00000000062A8000-memory.dmp

Filesize
1.3MB

Download
memory/672-124-0x0000000006370000-0x0000000006483000-memory.dmp

Filesize
1.1MB

Download
memory/672-117-0x0000000005660000-0x0000000005661000-memory.dmp

Filesize
4KB

Download
memory/672-116-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download
memory/672-114-0x0000000000650000-0x0000000000651000-memory.dmp

Filesize
4KB

Download
memory/1412-146-0x0000000000D22000-0x0000000000D23000-memory.dmp

Filesize
4KB

Download
memory/1412-215-0x000000007F590000-0x000000007F591000-memory.dmp

Filesize
4KB

Download
memory/1412-194-0x0000000008A60000-0x0000000008A93000-memory.dmp

Filesize
204KB

Download
memory/1412-246-0x0000000000D23000-0x0000000000D24000-memory.dmp

Filesize
4KB

Download
memory/1412-144-0x0000000000D20000-0x0000000000D21000-memory.dmp

Filesize
4KB

Download
memory/1412-130-0x0000000000D30000-0x0000000000D31000-memory.dmp

Filesize
4KB

Download
memory/1412-131-0x0000000006D90000-0x0000000006D91000-memory.dmp

Filesize
4KB

Download
memory/1412-125-0x0000000000000000-mapping.dmp

Download
memory/1720-138-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/1720-139-0x000000000049D8CA-mapping.dmp

Download
memory/1720-150-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3056-154-0x0000000001182000-0x0000000001183000-memory.dmp

Filesize
4KB

Download
memory/3056-151-0x0000000001180000-0x0000000001181000-memory.dmp

Filesize
4KB

Download
memory/3056-137-0x0000000000000000-mapping.dmp

Download
memory/3056-240-0x0000000001183000-0x0000000001184000-memory.dmp

Filesize
4KB

Download
memory/3056-217-0x0000000008230000-0x0000000008231000-memory.dmp

Filesize
4KB

Download
memory/3056-160-0x00000000079C0000-0x00000000079C1000-memory.dmp

Filesize
4KB

Download
memory/3056-163-0x0000000007750000-0x0000000007751000-memory.dmp

Filesize
4KB

Download
memory/3056-166-0x0000000007ED0000-0x0000000007ED1000-memory.dmp

Filesize
4KB

Download
memory/3056-169-0x0000000008110000-0x0000000008111000-memory.dmp

Filesize
4KB

Download
memory/3056-216-0x000000007E510000-0x000000007E511000-memory.dmp

Filesize
4KB

Download
memory/3560-129-0x0000000000000000-mapping.dmp

Download
memory/3880-149-0x00000000011E2000-0x00000000011E3000-memory.dmp

Filesize
4KB

Download
memory/3880-214-0x000000007EFD0000-0x000000007EFD1000-memory.dmp

Filesize
4KB

Download
memory/3880-156-0x0000000007770000-0x0000000007771000-memory.dmp

Filesize
4KB

Download
memory/3880-145-0x0000000007000000-0x0000000007001000-memory.dmp

Filesize
4KB

Download
memory/3880-245-0x00000000011E3000-0x00000000011E4000-memory.dmp

Filesize
4KB

Download
memory/3880-148-0x00000000011E0000-0x00000000011E1000-memory.dmp

Filesize
4KB

Download
memory/3880-128-0x0000000000000000-mapping.dmp

Download
memory/3880-152-0x0000000007700000-0x0000000007701000-memory.dmp

Filesize
4KB

Download