42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0

Analysis

max time kernel
42s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 13:56

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General

Target

42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe
Size

935KB
MD5

207edfe005ac3f182e801ae326e771de
SHA1

f9e1c3c08b3a0c0ed16fe117d540deb05aff8f33
SHA256

42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0
SHA512

822dc049013a694b20a0d5d679e6ff797aace5b420602d216b838356c68850fe827d452c995f672602f05af4cb563c9392ea72f1b568f3c0da7c58e67305e465
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4M:IyHv5Z+Wzv7AiBll0OBWi6si9GR

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/1148-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1148-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1148-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1148-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1148-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1148-64-0x0000000000400000-0x00000000004F2000-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	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1712 set thread context of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1148	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28
PID 1712 wrote to memory of 1148	1712	42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe	28

C:\Users\Admin\AppData\Local\Temp\42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe
"C:\Users\Admin\AppData\Local\Temp\42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Users\Admin\AppData\Local\Temp\42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe
  "C:\Users\Admin\AppData\Local\Temp\42c9e15b31cd80859068c69ff4ba59732c6f71c6be1aac3bfcadda19abf934e0.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1148

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/1148-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-61-0x00000000765B1000-0x00000000765B3000-memory.dmp

Filesize
8KB

Download
memory/1148-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1148-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads