webmonitor | 6095dd10965d4e081e87c366736e0305b7d42f84dbdb10471bcedacfe145f7a5

General

Target

DHL_PACKAGE_HD98232.pdf.exe
Size

1.3MB
MD5

0e72b26fbd7f27c2753c02193337c280
SHA1

fc000dd71eeace99e08c54e6a8ec6d578c80ed20
SHA256

6095dd10965d4e081e87c366736e0305b7d42f84dbdb10471bcedacfe145f7a5
SHA512

0f222aef8358f3a712871316eb9aa1c24efc36c90396701c4cbae558a3e52bab6c6acedd2a21555e914204fab47f30b586a6322a81fa925042c05eda4ec34950

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/3636-127-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor
behavioral2/memory/3636-128-0x000000000049D8CA-mapping.dmp	family_webmonitor
behavioral2/memory/3636-129-0x0000000000400000-0x00000000004F3000-memory.dmp	family_webmonitor

Suspicious use of SetThreadContext 1 IoCs

Processes:

DHL_PACKAGE_HD98232.pdf.exe

description pid process target process

PID 3872 set thread context of 3636 3872 DHL_PACKAGE_HD98232.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

4052 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

DHL_PACKAGE_HD98232.pdf.exe

pid process

3872 DHL_PACKAGE_HD98232.pdf.exe

description	pid	process	target process
PID 3872 set thread context of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe

pid	process
4052	schtasks.exe

pid	process
3872	DHL_PACKAGE_HD98232.pdf.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DHL_PACKAGE_HD98232.pdf.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3872	DHL_PACKAGE_HD98232.pdf.exe
Token: SeShutdownPrivilege	3636	RegSvcs.exe
Token: SeCreatePagefilePrivilege	3636	RegSvcs.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

DHL_PACKAGE_HD98232.pdf.exeRegSvcs.exe

description	pid	process	target process
PID 3872 wrote to memory of 4052	3872	DHL_PACKAGE_HD98232.pdf.exe	schtasks.exe
PID 3872 wrote to memory of 4052	3872	DHL_PACKAGE_HD98232.pdf.exe	schtasks.exe
PID 3872 wrote to memory of 4052	3872	DHL_PACKAGE_HD98232.pdf.exe	schtasks.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3872 wrote to memory of 3636	3872	DHL_PACKAGE_HD98232.pdf.exe	RegSvcs.exe
PID 3636 wrote to memory of 584	3636	RegSvcs.exe	cmd.exe
PID 3636 wrote to memory of 584	3636	RegSvcs.exe	cmd.exe
PID 3636 wrote to memory of 584	3636	RegSvcs.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\DHL_PACKAGE_HD98232.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_PACKAGE_HD98232.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3872

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sKUmEKiiItxu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51E9.tmp"
2⤵
- Creates scheduled task(s)
PID:4052

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:3636

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\quQxgzOdP65CHHD4.bat" "
3⤵
PID:584

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\quQxgzOdP65CHHD4.bat
MD5
a92866b463715c137dca08d7733c0fbb

SHA1
525673b55b6e525a10fd75c216b8412ed9c68451

SHA256
5f6b850691c688be5432e1b3bf587b5d61d578874e09ff19f0054c105b64e0ec

SHA512
6a31b95364559dbbaf43695070ab4066d874049912e91eef66cae113b4160eef79d8e6d6d4ad9943786c82666dfc12a31a81d569e630ac038dd52b1a9be4292b

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp51E9.tmp
MD5
8418b94adf7e2db9572e4f785f334b5b

SHA1
5c9ed0c6481a2e30d07db7871d44f9b659ec2669

SHA256
4ec401f774064973966e832ff4c497d8e6281c0ea45f27e452b4572d096fa1f5

SHA512
010ef727df25ffd96012c755d8d6e8fdce015ee7f756fd1a864d7d41b8c6a9bb0a7ce0cc8da331a0993c2fe24ea2f183269b795aa4675a44ded4e0da3c3e11b2

Download Submit
memory/584-130-0x0000000000000000-mapping.dmp

Download
memory/3636-129-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3636-128-0x000000000049D8CA-mapping.dmp

Download
memory/3636-127-0x0000000000400000-0x00000000004F3000-memory.dmp

Filesize
972KB

Download
memory/3872-119-0x0000000005230000-0x0000000005231000-memory.dmp

Filesize
4KB

Download
memory/3872-122-0x0000000005570000-0x000000000557F000-memory.dmp

Filesize
60KB

Download
memory/3872-123-0x0000000008A40000-0x0000000008B40000-memory.dmp

Filesize
1024KB

Download
memory/3872-124-0x000000000B130000-0x000000000B234000-memory.dmp

Filesize
1.0MB

Download
memory/3872-121-0x00000000052A0000-0x000000000579E000-memory.dmp

Filesize
5.0MB

Download
memory/3872-120-0x00000000054C0000-0x00000000054C1000-memory.dmp

Filesize
4KB

Download
memory/3872-114-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/3872-118-0x0000000005340000-0x0000000005341000-memory.dmp

Filesize
4KB

Download
memory/3872-117-0x00000000057A0000-0x00000000057A1000-memory.dmp

Filesize
4KB

Download
memory/3872-116-0x0000000005160000-0x0000000005161000-memory.dmp

Filesize
4KB

Download
memory/4052-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads