1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9

General

Target

1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe
Size

935KB
MD5

b04460029ec52c7a1481f46e56db0ed9
SHA1

f796ac70204ad62c2279a69403064660cbc81b82
SHA256

1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9
SHA512

a9ba71656d993e74af3bce9bad459dacb5afd026d53a451b6ad848e1f3f629d45fb86b5ed77be1723fb7618aa1aa34c9833acc377e5702de5f59793a4368d284
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+Wzv7AiBll0OBWi6si9G

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/2020-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/2020-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/2020-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/2020-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/2020-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/2020-64-0x0000000000400000-0x00000000004F2000-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\VideoBiosVersion	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.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	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1132 set thread context of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2020	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29
PID 1132 wrote to memory of 2020	1132	1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe	29

C:\Users\Admin\AppData\Local\Temp\1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe
"C:\Users\Admin\AppData\Local\Temp\1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1132
- C:\Users\Admin\AppData\Local\Temp\1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe
  "C:\Users\Admin\AppData\Local\Temp\1cd6f78f535a91a5bcf9955e34fcaef0d2d95bd04534dd7e602eb507c9bca3b9.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/2020-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-59-0x00000000004F0400-mapping.dmp

Download
memory/2020-61-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/2020-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2020-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads