046aa3560c50a69b6bd08060cfce3d7080e023d47a39b004c849caddc15f4a05

General

Target

Cool BreezeV1.0/Cool BreezeV1.0.exe
Size

1.3MB
MD5

b3fef15c91d752ab3a3b91ff13000586
SHA1

50e8ad6cf7f1ade6e06cad6cbb0c49d71ddb4657
SHA256

a58bfc733ae3f4fc70d7842b9686265e70c40436899cfee501adee97f3b271e0
SHA512

eeda3cfce02111813787e2236922aecb003d18937c7ff3020721a48402af70faa961b98e578cf43ba08c1d625f7f7f5dd1701e987442529b702d07f4f14b5ffe
SSDEEP

24576:woJsf2B5K+ErYAG/nlwMA3rDAP+3rQAPK:wKzK+sewwWPS

Score

8^/10

discovery evasion upx

Malware Config

Signatures

Blocks application from running via registry modification 6 IoCs

Adds application to list of disallowed applications.

evasion

Processes:

Cool BreezeV1.0.exe

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun = "1"	Cool BreezeV1.0.exe
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun	Cool BreezeV1.0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\1 = "yylauncher.exe"	Cool BreezeV1.0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\2 = "YY.exe"	Cool BreezeV1.0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\3 = "e_patcher.exe"	Cool BreezeV1.0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun\4 = "e.exe"	Cool BreezeV1.0.exe

UPX packed file 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1636-2-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-0-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-3-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-14-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-12-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-10-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-8-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-6-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-5-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-4-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-48-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-52-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-49-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-46-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-42-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-41-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-39-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-35-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-33-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-32-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-30-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-27-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-25-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-21-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-19-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-17-0x0000000010000000-0x000000001003D000-memory.dmp	upx
behavioral1/memory/1636-57-0x0000000010000000-0x000000001003D000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

Cool BreezeV1.0.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Cool BreezeV1.0.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

Cool BreezeV1.0.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Internet Explorer\Main	Cool BreezeV1.0.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Cool BreezeV1.0.exe

pid	Process
1636	Cool BreezeV1.0.exe

Suspicious behavior: LoadsDriver 2 IoCs

Processes:

pid	Process
472
472

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

Cool BreezeV1.0.exe

pid	Process
1636	Cool BreezeV1.0.exe
1636	Cool BreezeV1.0.exe
1636	Cool BreezeV1.0.exe
1636	Cool BreezeV1.0.exe
1636	Cool BreezeV1.0.exe

C:\Users\Admin\AppData\Local\Temp\Cool BreezeV1.0\Cool BreezeV1.0.exe
"C:\Users\Admin\AppData\Local\Temp\Cool BreezeV1.0\Cool BreezeV1.0.exe"
1⤵
- Blocks application from running via registry modification
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1636-2-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-0-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-3-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-14-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-12-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-10-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-8-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-6-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-5-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-4-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-48-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-52-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-49-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-46-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-42-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-41-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-39-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-35-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-33-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-32-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-30-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-27-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-25-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-21-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-19-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-17-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-56-0x00000000020C0000-0x00000000021C0000-memory.dmp

Filesize
1024KB

Download
memory/1636-57-0x0000000010000000-0x000000001003D000-memory.dmp

Filesize
244KB

Download
memory/1636-58-0x00000000020C0000-0x00000000021C0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads