webmonitor | 9f44d74b5fe2e6353074ba70ade88d1747f038ca9902be34cb2ca95eecafc760

General

Target

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
Size

621KB
MD5

1157923e5cd51d747faf266da4e22de5
SHA1

fc2cd39cfae0b4f5ea343e6286e3e98147fac320
SHA256

9f44d74b5fe2e6353074ba70ade88d1747f038ca9902be34cb2ca95eecafc760
SHA512

668e34d0dd732915573e99cae4fb5b7de590f89824fc1142ae3b5fd737af0489be5f69ca9121f8e80f2cb380795ca95addb582ef22a214942f0cc74e1f892a1f
SSDEEP

12288:ACL1cBficFlfKUMXSxY8L/RMkH6d2c60NPgMS6gl0tfqdlW3fp+4V1H/eu1D1S3L:TRchPoU/M2USQYs

Score

10^/10

webmonitor backdoor infostealer persistence rat upx

Malware Config

Extracted

Family

webmonitor

C2

perlhabour.wm01.to:443

Attributes

config_key
XNmE4WPjibOWPGiI4YZB52MvfFKluIbw
private_key
RpKoGNosA
url_path
/recv4.php

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 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1596-21-0x0000000000400000-0x00000000004C1000-memory.dmp	family_webmonitor
behavioral2/memory/1596-22-0x0000000000400000-0x00000000004C1000-memory.dmp	family_webmonitor
behavioral2/memory/1596-23-0x0000000000400000-0x00000000004C1000-memory.dmp	family_webmonitor
behavioral2/memory/1596-25-0x0000000000400000-0x00000000004C1000-memory.dmp	family_webmonitor

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

pid	process
1028	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
804	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
1596	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1596-17-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-20-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-21-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-22-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-19-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-23-0x0000000000400000-0x00000000004C1000-memory.dmp	upx
behavioral2/memory/1596-25-0x0000000000400000-0x00000000004C1000-memory.dmp	upx

Unexpected DNS network traffic destination 11 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description	ioc
Destination IP	114.114.114.114
Destination IP	1.2.4.8
Destination IP	114.114.114.114
Destination IP	1.2.4.8
Destination IP	185.141.152.26
Destination IP	185.141.152.26
Destination IP	185.141.152.26
Destination IP	1.2.4.8
Destination IP	185.141.152.26
Destination IP	114.114.114.114
Destination IP	185.141.152.26

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WebMonitor-2f28 = "C:\\Users\\Admin\\AppData\\Roaming\\WebMonitor-2f28.exe"	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

description	pid	process	target process
PID 2916 set thread context of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4004 2916 WerFault.exe 1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

pid	pid_target	process	target process
4004	2916	WerFault.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

NTFS ADS 2 IoCs

Processes:

cmd.execmd.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe:Zone.Identifier	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe:Zone.Identifier	cmd.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

pid process

1596 1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 2916 1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

pid	process
1596	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe:Zone.Identifier"
2⤵
- NTFS ADS
PID:3612

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe:Zone.Identifier"
2⤵
- NTFS ADS
PID:2544

C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe"
2⤵
- Executes dropped EXE
PID:1028

C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe"
2⤵
- Executes dropped EXE
PID:804

C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: RenamesItself
PID:1596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 1652
2⤵
- Program crash
PID:4004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2916 -ip 2916
1⤵
PID:2956

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
Filesize
621KB

MD5
1157923e5cd51d747faf266da4e22de5

SHA1
fc2cd39cfae0b4f5ea343e6286e3e98147fac320

SHA256
9f44d74b5fe2e6353074ba70ade88d1747f038ca9902be34cb2ca95eecafc760

SHA512
668e34d0dd732915573e99cae4fb5b7de590f89824fc1142ae3b5fd737af0489be5f69ca9121f8e80f2cb380795ca95addb582ef22a214942f0cc74e1f892a1f

Download Submit
memory/1596-25-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-23-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-19-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-22-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-21-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-20-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/1596-17-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2916-6-0x0000000005A20000-0x0000000005A42000-memory.dmp

Filesize
136KB

Download
memory/2916-8-0x0000000006000000-0x00000000065A4000-memory.dmp

Filesize
5.6MB

Download
memory/2916-10-0x0000000005B40000-0x0000000005BD2000-memory.dmp

Filesize
584KB

Download
memory/2916-11-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2916-12-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/2916-14-0x0000000006B50000-0x0000000006BEC000-memory.dmp

Filesize
624KB

Download
memory/2916-13-0x0000000005F70000-0x0000000005F7C000-memory.dmp

Filesize
48KB

Download
memory/2916-9-0x0000000005A00000-0x0000000005A0C000-memory.dmp

Filesize
48KB

Download
memory/2916-7-0x0000000005130000-0x0000000005138000-memory.dmp

Filesize
32KB

Download
memory/2916-0-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

Filesize
4KB

Download
memory/2916-5-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/2916-4-0x0000000005140000-0x0000000005302000-memory.dmp

Filesize
1.8MB

Download
memory/2916-3-0x0000000004F00000-0x0000000004F66000-memory.dmp

Filesize
408KB

Download
memory/2916-2-0x0000000002930000-0x0000000002958000-memory.dmp

Filesize
160KB

Download
memory/2916-24-0x0000000074D20000-0x00000000754D0000-memory.dmp

Filesize
7.7MB

Download
memory/2916-1-0x0000000000470000-0x0000000000512000-memory.dmp

Filesize
648KB

Download

description	pid	process	target process
PID 2916 wrote to memory of 3612	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 3612	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 3612	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 2544	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 2544	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 2544	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	cmd.exe
PID 2916 wrote to memory of 1028	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1028	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1028	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 804	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 804	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 804	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe
PID 2916 wrote to memory of 1596	2916	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe	1157923e5cd51d747faf266da4e22de5_JaffaCakes118.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads