f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275

General

Target

f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
Size

666KB
MD5

b1fdb7b2312f381772f5482d9a26f1e6
SHA1

380d0d15dbd1de193bbd24e8f733ddc7e902d606
SHA256

f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275
SHA512

0ecaee1359001e86c57ade7fc3d71aa7d9730c05321a0254dd3db87ab356a43a2f3a577fbf9479df74e6d7fc917a3a39054a7e15574ae4ca6c467c36e4106e1b
SSDEEP

12288:KbDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMf/:KXbs48LeP0P8E6dclWLi26KGOqMwIMn

Score

9^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 6 IoCs

resource	yara_rule
behavioral1/memory/2796-0-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX
behavioral1/memory/2796-28-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX
behavioral1/memory/2796-29-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX
behavioral1/memory/2796-30-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX
behavioral1/memory/2796-31-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX
behavioral1/memory/2796-32-0x0000000000400000-0x00000000005C7000-memory.dmp	UPX

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2796-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral1/memory/2796-28-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral1/memory/2796-29-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral1/memory/2796-30-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral1/memory/2796-31-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral1/memory/2796-32-0x0000000000400000-0x00000000005C7000-memory.dmp	upx

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

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Internet Explorer\Main	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
2796	f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe

C:\Users\Admin\AppData\Local\Temp\f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe
"C:\Users\Admin\AppData\Local\Temp\f42f0f45c6cd6bcd586013505217ae6b52b9ed0d8af112bb20c1600693f41275.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2796-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2796-28-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2796-29-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2796-30-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2796-31-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/2796-32-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads