28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927

Analysis

max time kernel
168s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 15:03

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General

Target

28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
Size

935KB
MD5

f3d89ec6dca66a6c485c1205a19f8cd7
SHA1

9baffa40f94297dcf3a439c2a309fbf29ab692f5
SHA256

28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927
SHA512

3030d158416d5d285d75d599cca7aac7bce880edeb0bfdf236dc205adac640075f6d646bc732d3d3031311b8a6b13e71522ecef6ca5687e0c32986fa8b936275
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4s:JyHv5Z+Wzv7AiBll0OBWi6si9G9

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2548-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2548-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2548-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2548-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2548-138-0x0000000000400000-0x00000000004F2000-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	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.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	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4204 set thread context of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
2548	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79
PID 4204 wrote to memory of 2548	4204	28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe	79

C:\Users\Admin\AppData\Local\Temp\28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
"C:\Users\Admin\AppData\Local\Temp\28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Users\Admin\AppData\Local\Temp\28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe
  "C:\Users\Admin\AppData\Local\Temp\28b0e31c86d9be665073cddae9162ebc9198a9be0cc40194ee218ce3abf94927.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2548

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/2548-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2548-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2548-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2548-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2548-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads