Analysis
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max time kernel
95s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 03:25
Static task
static1
Behavioral task
behavioral1
Sample
Delta.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Delta.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
d3d9.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
d3dx9_24.dll
Resource
win7-20240729-en
Behavioral task
behavioral5
Sample
d3dx9_24.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral6
Sample
vcruntime140_1.dll
Resource
win7-20240903-en
Behavioral task
behavioral7
Sample
vcruntime140_1.dll
Resource
win10v2004-20241007-en
General
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Target
Delta.exe
-
Size
687KB
-
MD5
7ec34df0a7309de040f3d8377c8b9624
-
SHA1
6d94948fcd2473ecc1cc9566f7bbf0904dcfdd17
-
SHA256
5b22523ae17968cddb6c6c0c580beec2c79d17e7f263370fb09a8970faee1176
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SHA512
dbafd9e62c18962f4e4b2e2ac2d3551327f30dac3f23653dfd4e548025d694a02c3ee4b752ffb76ebf4110e06647e7a4506b3307778db6f4d676d797981c9524
-
SSDEEP
12288:ywTw2cEBlpO0c4WrkJ724yJFJ+lLYg61IOP7tCZwD0diL84AKMFT+23cePtf930l:Pw2cEBlpOkh524yJFAlLGIOzsW0kL8b3
Malware Config
Extracted
lumma
https://cloudewahsj.shop/api
https://rabidcowse.shop/api
https://noisycuttej.shop/api
https://tirepublicerj.shop/api
https://framekgirus.shop/api
https://wholersorie.shop/api
https://abruptyopsn.shop/api
https://nearycrepso.shop/api
https://fancywaxxers.shop/api
Extracted
lumma
https://fancywaxxers.shop/api
https://abruptyopsn.shop/api
https://wholersorie.shop/api
https://framekgirus.shop/api
https://tirepublicerj.shop/api
https://noisycuttej.shop/api
https://rabidcowse.shop/api
https://cloudewahsj.shop/api
Signatures
-
Lumma family
-
Loads dropped DLL 1 IoCs
pid Process 1524 Delta.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1524 set thread context of 2172 1524 Delta.exe 84 -
Program crash 1 IoCs
pid pid_target Process procid_target 1908 1524 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Delta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_regiis.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84 PID 1524 wrote to memory of 2172 1524 Delta.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\Delta.exe"C:\Users\Admin\AppData\Local\Temp\Delta.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1524 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2172
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 10282⤵
- Program crash
PID:1908
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1524 -ip 15241⤵PID:116
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
428KB
MD59322e3bdd1e2f0595164f0da0b61c268
SHA1ab93fd6515fb0aa78b61477c8acb59ac2adf9438
SHA25693464247ecced5e02ed5d06e643116744602924321510ffaef159f99d7cb5b03
SHA512e5180992c1d8ba7b3359eb12432aac611246b87ad3dc56d8c204d0a8fb7308f306fcd4946ed93dc225d18fd218f1cdb643db74aec4e52274f5f43cc662e5fde4