e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454

Analysis

max time kernel
170s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2022 15:27

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General

Target

e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe
Size

116KB
MD5

05e1755fe20625a1b961382da7151742
SHA1

aab63f07e1f9d6aa2c9efff3f3c16bd40d549026
SHA256

e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454
SHA512

4d1dc68008bcb06e32db46bd3a125987aa3ccab3526d74d503178dcabbdc29e66b9cf2b1c9c18b5e5609ec15925bf8792055cdece1841833abd8877506500b3a
SSDEEP

1536:wzwQ/HPGcn11Usu5meXe5QvcPrulffUwJ1M4JSUb1R65v:QucrUX5meIrulffUwJ1Ms65

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.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	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4400	tasklist.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: 33	4632	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4632	AUDIODG.EXE
Token: SeDebugPrivilege	4400	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4708	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 4236	4708	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe	82
PID 4708 wrote to memory of 4236	4708	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe	82
PID 4708 wrote to memory of 4236	4708	e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe	82
PID 4236 wrote to memory of 4400	4236	cmd.exe	84
PID 4236 wrote to memory of 4400	4236	cmd.exe	84
PID 4236 wrote to memory of 4400	4236	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe
"C:\Users\Admin\AppData\Local\Temp\e2da9c555ffbfb2ca25573e3e4f133acf7e956969fe2e820c18ae53cfb779454.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del e2da9c555ffbfb2ca25573e3e4f133acf7
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4236
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4400

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x294 0x4bc
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4632

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4236-134-0x0000000000000000-mapping.dmp

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memory/4400-135-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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