77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead

General

Target

77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
Size

1015KB
MD5

78d38286b8ff709f7fb59c234de869d4
SHA1

975e791c8ab05c2a55a5a3296c9b66a11a699479
SHA256

77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead
SHA512

19e140030c5aa2e3004066f675e894fdd6c483a13e80728459b581210c990f7c10cec280d72d1387187378ca0c2e5b1efbad842303bf987ffa3e0e462765adbd
SSDEEP

24576:aUTIcxlECxghXU6C18/SzVckJTxtMN6Jr2lBfYhUOcpupWDNp7iVp:aUJx22zxhckJTxSNc1h9WyS7K

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2028-54-0x0000000000400000-0x0000000000584000-memory.dmp	upx
behavioral1/memory/2028-69-0x0000000000400000-0x0000000000584000-memory.dmp	upx

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2028 set thread context of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1952	864	WerFault.exe	28

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
864	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28
PID 2028 wrote to memory of 864	2028	77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe	28

C:\Users\Admin\AppData\Local\Temp\77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
"C:\Users\Admin\AppData\Local\Temp\77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe
  "C:\Users\Admin\AppData\Local\Temp\77f8306b8c20d901714f184e790002b14cdb9eaf320371e90ce1e0957c3f6ead.exe" Track="0001001000"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 1348
    3⤵
    - Program crash
    PID:1952

Network

MITRE ATT&CK Enterprise v6

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/864-64-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-72-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-56-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-58-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-60-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-62-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-73-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-55-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-66-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/864-70-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download
memory/864-71-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2028-54-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/2028-69-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads