webmonitor | 3caf291b46329aef3a6dc1b90284ad350ead66ffbceb0abbb08f00a06ced7a25

Analysis

max time kernel
113s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
05-08-2021 05:13

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General

Target

7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
Size

1.9MB
MD5

1372b32848411ad39f19abe9d74b052f
SHA1

b47548451a323c3ae62b25ee6b65f1fe76837639
SHA256

7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a
SHA512

ed15a4855f25b2ff6a00c2e19c4def71aac1d27945d249dbb26718107dbe48a4c3176be1e07cd1f5de29b7d3aeffb2530fb89c70c0f1e9ba77dc0c9bd3396942

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

resource	yara_rule
behavioral2/memory/2180-145-0x000000000049D8CA-mapping.dmp	family_webmonitor
behavioral2/memory/2180-143-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor
behavioral2/memory/2180-159-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3128 set thread context of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87

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

pid	Process
2108	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
1264	powershell.exe
3356	powershell.exe
1524	powershell.exe
1524	powershell.exe
1264	powershell.exe
3356	powershell.exe
1264	powershell.exe
3356	powershell.exe
1524	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
Token: SeDebugPrivilege	1524	powershell.exe
Token: SeDebugPrivilege	3356	powershell.exe
Token: SeDebugPrivilege	1264	powershell.exe
Token: SeShutdownPrivilege	2180	RegSvcs.exe
Token: SeCreatePagefilePrivilege	2180	RegSvcs.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 1524	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	78
PID 3128 wrote to memory of 1524	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	78
PID 3128 wrote to memory of 1524	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	78
PID 3128 wrote to memory of 3356	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	80
PID 3128 wrote to memory of 3356	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	80
PID 3128 wrote to memory of 3356	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	80
PID 3128 wrote to memory of 2108	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	82
PID 3128 wrote to memory of 2108	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	82
PID 3128 wrote to memory of 2108	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	82
PID 3128 wrote to memory of 1264	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	84
PID 3128 wrote to memory of 1264	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	84
PID 3128 wrote to memory of 1264	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	84
PID 3128 wrote to memory of 1296	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	86
PID 3128 wrote to memory of 1296	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	86
PID 3128 wrote to memory of 1296	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	86
PID 3128 wrote to memory of 900	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	88
PID 3128 wrote to memory of 900	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	88
PID 3128 wrote to memory of 900	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	88
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 3128 wrote to memory of 2180	3128	7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe	87
PID 2180 wrote to memory of 408	2180	RegSvcs.exe	90
PID 2180 wrote to memory of 408	2180	RegSvcs.exe	90
PID 2180 wrote to memory of 408	2180	RegSvcs.exe	90

C:\Users\Admin\AppData\Local\Temp\7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe
"C:\Users\Admin\AppData\Local\Temp\7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3128
- 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\7696274f6270b793b2dffc5b283a104be475d79b440500478780e24f6436fd5a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1524
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DqkJYq.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3356
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DqkJYq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7ACE.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2108
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DqkJYq.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1264
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1296
- 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:2180
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\j9Vqy1KSegqWt2eb.bat" "
    3⤵
    PID:408
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:900

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

memory/1264-237-0x0000000004E63000-0x0000000004E64000-memory.dmp

Filesize
4KB

Download
memory/1264-214-0x000000007EDF0000-0x000000007EDF1000-memory.dmp

Filesize
4KB

Download
memory/1264-160-0x0000000008200000-0x0000000008201000-memory.dmp

Filesize
4KB

Download
memory/1264-158-0x0000000004E62000-0x0000000004E63000-memory.dmp

Filesize
4KB

Download
memory/1264-157-0x0000000004E60000-0x0000000004E61000-memory.dmp

Filesize
4KB

Download
memory/1264-146-0x00000000080D0000-0x00000000080D1000-memory.dmp

Filesize
4KB

Download
memory/1524-153-0x0000000007B60000-0x0000000007B61000-memory.dmp

Filesize
4KB

Download
memory/1524-207-0x000000007ED40000-0x000000007ED41000-memory.dmp

Filesize
4KB

Download
memory/1524-131-0x00000000074A0000-0x00000000074A1000-memory.dmp

Filesize
4KB

Download
memory/1524-132-0x0000000006E60000-0x0000000006E61000-memory.dmp

Filesize
4KB

Download
memory/1524-238-0x0000000006E63000-0x0000000006E64000-memory.dmp

Filesize
4KB

Download
memory/1524-192-0x0000000009170000-0x00000000091A3000-memory.dmp

Filesize
204KB

Download
memory/1524-134-0x0000000006E62000-0x0000000006E63000-memory.dmp

Filesize
4KB

Download
memory/1524-149-0x0000000007C10000-0x0000000007C11000-memory.dmp

Filesize
4KB

Download
memory/1524-166-0x00000000080D0000-0x00000000080D1000-memory.dmp

Filesize
4KB

Download
memory/1524-129-0x0000000004890000-0x0000000004891000-memory.dmp

Filesize
4KB

Download
memory/2180-159-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/2180-143-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3128-114-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/3128-116-0x0000000004B20000-0x0000000004B21000-memory.dmp

Filesize
4KB

Download
memory/3128-119-0x0000000004C40000-0x000000000513E000-memory.dmp

Filesize
5.0MB

Download
memory/3128-118-0x0000000004CE0000-0x0000000004CE1000-memory.dmp

Filesize
4KB

Download
memory/3128-122-0x0000000005100000-0x000000000511B000-memory.dmp

Filesize
108KB

Download
memory/3128-120-0x0000000004B00000-0x0000000004B01000-memory.dmp

Filesize
4KB

Download
memory/3128-124-0x0000000008790000-0x0000000008885000-memory.dmp

Filesize
980KB

Download
memory/3128-121-0x0000000004E40000-0x0000000004E41000-memory.dmp

Filesize
4KB

Download
memory/3128-123-0x0000000008650000-0x0000000008787000-memory.dmp

Filesize
1.2MB

Download
memory/3128-117-0x0000000005140000-0x0000000005141000-memory.dmp

Filesize
4KB

Download
memory/3356-169-0x0000000008730000-0x0000000008731000-memory.dmp

Filesize
4KB

Download
memory/3356-239-0x0000000006F73000-0x0000000006F74000-memory.dmp

Filesize
4KB

Download
memory/3356-216-0x0000000008900000-0x0000000008901000-memory.dmp

Filesize
4KB

Download
memory/3356-211-0x000000007FBD0000-0x000000007FBD1000-memory.dmp

Filesize
4KB

Download
memory/3356-163-0x0000000008270000-0x0000000008271000-memory.dmp

Filesize
4KB

Download
memory/3356-156-0x0000000006F72000-0x0000000006F73000-memory.dmp

Filesize
4KB

Download
memory/3356-152-0x0000000006F70000-0x0000000006F71000-memory.dmp

Filesize
4KB

Download