masslogger | ad32cadc3a75e969c0e8c25dfec398378aceb406017050763ce3c5d482998f42

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
26-05-2024 00:40

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General

Target

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Size

992KB
MD5

73c81dd67773b2efa5261e20adf74a5b
SHA1

fde0db688d6abb4aad0bb646db9f1c192d980b5a
SHA256

ad32cadc3a75e969c0e8c25dfec398378aceb406017050763ce3c5d482998f42
SHA512

8b2483b0dedf9d6b9329202d40544291b55601518c3b14f5df764e277114ee6538bdf6d08efcb8c3dad99ac7368471354acb1bf1ecd3f7da2c072f8c5a8e24d9
SSDEEP

24576:8I3j32qQLhX/CUoDnbUVo2yhVx/NOMCh/zduiMxVRPXQJA:j6DhaJAMx/NOMChxp8PXg

Score

10^/10

masslogger evasion spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger
MassLogger Main payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/4532-15-0x0000000000400000-0x00000000004B8000-memory.dmp family_masslogger
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions 73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools 73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

resource	yara_rule
behavioral2/memory/4532-15-0x0000000000400000-0x00000000004B8000-memory.dmp	family_masslogger

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

powershell.exe

pid process

1984 powershell.exe

pid	process
1984	powershell.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description pid process target process

PID 1596 set thread context of 4532 1596 73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe 73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

description	pid	process	target process
PID 1596 set thread context of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exepowershell.exe

pid	process
1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
1984	powershell.exe
1984	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Token: SeDebugPrivilege	4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
Token: SeDebugPrivilege	1984	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.execmd.exe

C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1596

C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe"
2⤵
PID:4356

C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4532

C:\Windows\SysWOW64\cmd.exe
"cmd" /c start /b powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe' & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:4220

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe'
4⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1984

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe.log
Filesize
1KB

MD5
5200da2e50f24d5d543c3f10674acdcb

SHA1
b574a3336839882d799c0a7f635ea238efb934ee

SHA256
d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026

SHA512
24722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k4ruusq4.ecv.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1596-8-0x0000000004DF0000-0x0000000004E08000-memory.dmp

Filesize
96KB

Download
memory/1596-9-0x00000000750EE000-0x00000000750EF000-memory.dmp

Filesize
4KB

Download
memory/1596-4-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/1596-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

Filesize
40KB

Download
memory/1596-6-0x0000000005000000-0x0000000005056000-memory.dmp

Filesize
344KB

Download
memory/1596-7-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/1596-19-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/1596-3-0x0000000005340000-0x00000000058E4000-memory.dmp

Filesize
5.6MB

Download
memory/1596-10-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/1596-11-0x0000000005C60000-0x0000000005D2A000-memory.dmp

Filesize
808KB

Download
memory/1596-12-0x0000000005150000-0x0000000005156000-memory.dmp

Filesize
24KB

Download
memory/1596-13-0x0000000005D90000-0x0000000005E4C000-memory.dmp

Filesize
752KB

Download
memory/1596-14-0x0000000005FC0000-0x0000000006026000-memory.dmp

Filesize
408KB

Download
memory/1596-2-0x0000000004CE0000-0x0000000004D7C000-memory.dmp

Filesize
624KB

Download
memory/1596-1-0x0000000000270000-0x000000000036E000-memory.dmp

Filesize
1016KB

Download
memory/1596-0-0x00000000750EE000-0x00000000750EF000-memory.dmp

Filesize
4KB

Download
memory/1984-33-0x00000000057D0000-0x0000000005836000-memory.dmp

Filesize
408KB

Download
memory/1984-40-0x0000000005F50000-0x0000000005F9C000-memory.dmp

Filesize
304KB

Download
memory/1984-47-0x0000000075050000-0x00000000750FB000-memory.dmp

Filesize
684KB

Download
memory/1984-44-0x0000000007060000-0x0000000007082000-memory.dmp

Filesize
136KB

Download
memory/1984-43-0x0000000007100000-0x0000000007196000-memory.dmp

Filesize
600KB

Download
memory/1984-25-0x0000000002580000-0x00000000025B6000-memory.dmp

Filesize
216KB

Download
memory/1984-24-0x0000000075050000-0x00000000750FB000-memory.dmp

Filesize
684KB

Download
memory/1984-26-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/1984-27-0x00000000050F0000-0x0000000005112000-memory.dmp

Filesize
136KB

Download
memory/1984-42-0x00000000063C0000-0x00000000063DA000-memory.dmp

Filesize
104KB

Download
memory/1984-41-0x00000000074E0000-0x0000000007B5A000-memory.dmp

Filesize
6.5MB

Download
memory/1984-38-0x00000000058B0000-0x0000000005C04000-memory.dmp

Filesize
3.3MB

Download
memory/1984-39-0x0000000005EB0000-0x0000000005ECE000-memory.dmp

Filesize
120KB

Download
memory/4532-21-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4532-15-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/4532-18-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4532-23-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4532-22-0x00000000750E0000-0x0000000075890000-memory.dmp

Filesize
7.7MB

Download
memory/4532-20-0x0000000005530000-0x00000000055A8000-memory.dmp

Filesize
480KB

Download

description	pid	process	target process
PID 1596 wrote to memory of 4356	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4356	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4356	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 1596 wrote to memory of 4532	1596	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe
PID 4532 wrote to memory of 4220	4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	cmd.exe
PID 4532 wrote to memory of 4220	4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	cmd.exe
PID 4532 wrote to memory of 4220	4532	73c81dd67773b2efa5261e20adf74a5b_JaffaCakes118.exe	cmd.exe
PID 4220 wrote to memory of 1984	4220	cmd.exe	powershell.exe
PID 4220 wrote to memory of 1984	4220	cmd.exe	powershell.exe
PID 4220 wrote to memory of 1984	4220	cmd.exe	powershell.exe