aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165

Analysis

max time kernel
79s
max time network
102s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 09:29

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General

Target

aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe
Size

935KB
MD5

b8cce980b1a8dd096739316ece3ad964
SHA1

092840245893cb141a96f1600db31c29e27a0546
SHA256

aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165
SHA512

9718ce69e5f2fcce8fd3d4b8cfe6a0a2fab6bec1f71c9ce7706224712c9844e4206ba23d85a0785c724adf74b76237e565ac952cec7e12579b6c436cd523f5be
SSDEEP

12288:55Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x46:5yHv5Z+Wzv7AiBll0OBWi6si9GX

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1492-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1492-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1492-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1492-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1492-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1492-64-0x0000000000400000-0x00000000004F2000-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\SystemBiosVersion	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.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	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1492	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29
PID 2008 wrote to memory of 1492	2008	aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe	29

C:\Users\Admin\AppData\Local\Temp\aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe
"C:\Users\Admin\AppData\Local\Temp\aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Users\Admin\AppData\Local\Temp\aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe
  "C:\Users\Admin\AppData\Local\Temp\aa5394bbe1d3367387e881e9ee7f72269a03b6cc8cb2df22df184caa086f6165.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1492

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1492-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-61-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1492-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1492-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads