6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f

Analysis

max time kernel
151s
max time network
170s
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 12:00

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General

Target

6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
Size

935KB
MD5

a79b2d2efe945245b7ad98802921a52c
SHA1

8278a46a5b4baf8e79b90bf7f006f216451dce1c
SHA256

6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f
SHA512

c78e12c68a320973aab97b2e1f6dcb03ba04369899c13c3f2d56f7ecedef94128985a1368dca704537296540e2dca74575f997d581f316ed7a04a45d7c340de3
SSDEEP

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

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/1268-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1268-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1268-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1268-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/1268-139-0x0000000000400000-0x00000000004F2000-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	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.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	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4060 set thread context of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
1268	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82
PID 4060 wrote to memory of 1268	4060	6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe	82

C:\Users\Admin\AppData\Local\Temp\6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
"C:\Users\Admin\AppData\Local\Temp\6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4060
- C:\Users\Admin\AppData\Local\Temp\6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe
  "C:\Users\Admin\AppData\Local\Temp\6fda29a039f4b9c07b47420e6b3a3c83e8e2e6fbe42e96eaf809da121c2e2f8f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1268

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/1268-132-0x0000000000000000-mapping.dmp

Download
memory/1268-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1268-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1268-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1268-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1268-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads