ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa

Analysis

max time kernel
327s
max time network
377s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 12:32

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General

Target

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe
Size

872KB
MD5

583f881b967b4a1215c4c348dbdb0626
SHA1

3f67a91c90469f4f50b615615b049b978d695443
SHA256

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa
SHA512

de14bf49d8c739513eade8b8a1e8327be364cbd99529551d819db026476803328fb7b07513422d9108e23e0f0a06bb79f6525789c794e41e55ebef8df455c54c
SSDEEP

24576:aFfuzvR/9l/64o5GX5BvS5iYDCbbTdpPwTs8UT:zTRfFpJSEpPwTs8U

Score

10^/10

evasion trojan

Malware Config

Signatures

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

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

Processes:

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

1072 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1072	sc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.execmd.exe

description	pid	process	target process
PID 3640 wrote to memory of 2276	3640	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe	cmd.exe
PID 3640 wrote to memory of 2276	3640	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe	cmd.exe
PID 3640 wrote to memory of 2276	3640	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe	cmd.exe
PID 2276 wrote to memory of 1072	2276	cmd.exe	sc.exe
PID 2276 wrote to memory of 1072	2276	cmd.exe	sc.exe
PID 2276 wrote to memory of 1072	2276	cmd.exe	sc.exe

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

Processes:

ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe

C:\Users\Admin\AppData\Local\Temp\ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe
"C:\Users\Admin\AppData\Local\Temp\ab9da9bdb591deca8f8fc5d13c7b504c1ae27fe369448492a52f224331345dfa.exe"
1⤵
- UAC bypass
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3640