Analysis
- max time kernel
143s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
21/03/2022, 15:18
Static task
static1
Behavioral task
behavioral1
Sample
A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe
Resource
win7-20220311-en
0 signatures
0 seconds
General
- Target A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe
- Size 561KB
- Sample220321-splkzaddfr
- SHA256 a510389aca7e39df029d0f4974f63a70010270f589bc7f6095d523687196f08f
- MD5 c07fac8b1e36f598366d2a4968ce2ccc
- SHA1 bf572ca8a1bf8798522ebbfa9bd1025e13f4b052
- SHA512 86a350528926bdf2e5ef02c5bf9853ec9e3b062c142b6a8fd6772bf5fdfef92be678a5c8c769131b2b93db4342a4199a97e39f178f0b00f72c0ccdff726b058d
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
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lokibot
C2
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http://141.105.64.222/office/fre.php
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http://kbfvzoboss.bid/alien/fre.php
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http://alphastand.trade/alien/fre.php
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http://alphastand.win/alien/fre.php
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http://alphastand.top/alien/fre.php
Signatures
- Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{0DB594CB-9651-45F8-958B-F609F0442E3E}.catalogItem svchost.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{C4D1F2D7-804A-41F3-BB1F-9A6BEFB42761}.catalogItem svchost.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1292 set thread context of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe - Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95 PID 1292 wrote to memory of 3276 1292 A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe 95
Processes
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:3584
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C:\Users\Admin\AppData\Local\Temp\A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe"C:\Users\Admin\AppData\Local\Temp\A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1292 -
C:\Users\Admin\AppData\Local\Temp\A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe"C:\Users\Admin\AppData\Local\Temp\A510389ACA7E39DF029D0F4974F63A70010270F589BC7.exe"2⤵PID:3276
-
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Modifies data under HKEY_USERS
PID:3828