warmcookie | 2bf8594ea21ca101000de7993a55ecdfa5ef34c96b020d87b634ad23a6594d3d

Analysis

max time kernel
896s
max time network
897s
platform
windows11-21h2_x64
resource
win11-20250313-en
resource tags

arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system
submitted
26/03/2025, 17:14

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General

Target

E88.30_CheckPointVPN.exe
Size

61KB
MD5

c9e06f125bec06a184f50d82659104cc
SHA1

34e8ee115a12efbf6603e9b97bdccaf1e0c69403
SHA256

2bf8594ea21ca101000de7993a55ecdfa5ef34c96b020d87b634ad23a6594d3d
SHA512

d9afb386dfc79ae401c3e8015cd5fdf018bd7f6f5456ca01d5f2bec702fba546133fdcb279cf7aec1163fc108ddb134116f24b127271dfeefdf8da1388adbfe8
SSDEEP

1536:fiarTMDj7EDePNlRMK8yAiIysblda47pcIc6W:qwTMwD0Nl38kIjdaai

Score

10^/10

warmcookie backdoor discovery

Malware Config

Extracted

Family

warmcookie

89.46.232.52

Attributes

mutex
fd3d0df6-f15b-49a5-a53a-276f51809bbd
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:109.0) Gecko/20100101 Firefox/115.0

Signatures

Warmcookie family
warmcookie
Warmcookie, Badspace
Warmcookie aka Badspace is a backdoor written in C++.
backdoor warmcookie

Executes dropped EXE 1 IoCs

pid	Process
5236	Updater.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE\V5S8LV0O.htm	Updater.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Touchtap.job	E88.30_CheckPointVPN.exe

Checks processor information in registry 2 TTPs 5 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Updater.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Updater.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	Updater.exe
Key enumerated	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	Updater.exe
Key queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor	Updater.exe

Modifies data under HKEY_USERS 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Updater.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Updater.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Updater.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\E88.30_CheckPointVPN.exe
"C:\Users\Admin\AppData\Local\Temp\E88.30_CheckPointVPN.exe"
1⤵
- Drops file in Windows directory
PID:2876

C:\ProgramData\Touchtap\Updater.exe
C:\ProgramData\Touchtap\Updater.exe /u
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Checks processor information in registry
- Modifies data under HKEY_USERS
PID:5236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Touchtap\Updater.exe

Filesize
61KB

MD5
c9e06f125bec06a184f50d82659104cc

SHA1
34e8ee115a12efbf6603e9b97bdccaf1e0c69403

SHA256
2bf8594ea21ca101000de7993a55ecdfa5ef34c96b020d87b634ad23a6594d3d

SHA512
d9afb386dfc79ae401c3e8015cd5fdf018bd7f6f5456ca01d5f2bec702fba546133fdcb279cf7aec1163fc108ddb134116f24b127271dfeefdf8da1388adbfe8

Download Submit
memory/2876-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2876-3-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/5236-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download