1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586

Analysis

max time kernel
11s
max time network
74s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 15:34

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General

Target

1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe
Size

935KB
MD5

cae3adc2503f8f6cc5f69891b8ad7952
SHA1

4d812e525dace8259ddcf064cf4ed073cb695f96
SHA256

1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586
SHA512

e6a5d1a267fa365a9d5524715f628485a5c62cc4c0ff4158766ddacd953f15123d09ac4d5c490ae394a1943091f935d28236e68912d5681b2605603d455dd45b
SSDEEP

12288:I5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4i:IyHv5Z+Wzv7AiBll0OBWi6si9Gb

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/1344-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1344-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1344-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1344-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1344-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1344-64-0x0000000000400000-0x00000000004F2000-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	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.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	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1344	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29
PID 2008 wrote to memory of 1344	2008	1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe	29

C:\Users\Admin\AppData\Local\Temp\1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe
"C:\Users\Admin\AppData\Local\Temp\1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.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\1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe
  "C:\Users\Admin\AppData\Local\Temp\1c51fa94ff7efe1e42bbc08217d0efe9b375e334a53900078ce53bb5d4a7c586.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1344

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/1344-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-61-0x0000000076181000-0x0000000076183000-memory.dmp

Filesize
8KB

Download
memory/1344-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1344-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads