Analysis
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max time kernel
119s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-12-2024 03:51
Behavioral task
behavioral1
Sample
a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe
Resource
win10v2004-20241007-en
General
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Target
a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe
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Size
394KB
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MD5
b3a52fab9fa87e39b44be19c7a3b9760
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SHA1
7e9bf876114d07fde719f4954972cb2e8c234ebd
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SHA256
a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1
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SHA512
c07be9a9f8d5f8f310bc27f174b3304b03e9b09232d967c7bcff7581d2063e13dc266f4b92b0ac79f43d9e9675d127086326883c5c330fe53e2b422470aee404
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SSDEEP
6144:ElZ/zUMu4pDSxsCMRzf7x3SfS1JAzXBtL76lLIJM6h5nUZPdW:EHLUMuiv9RgfSjAzRtymMnFW
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.exe -
ModiLoader Second Stage 2 IoCs
resource yara_rule behavioral1/memory/2944-29-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/2944-32-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2944 server.exe -
Loads dropped DLL 4 IoCs
pid Process 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 2944 server.exe 2944 server.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA server.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.exe -
AutoIT Executable 3 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/2688-16-0x0000000000400000-0x00000000004B8000-memory.dmp autoit_exe behavioral1/memory/2944-27-0x0000000076DB0000-0x0000000076EA0000-memory.dmp autoit_exe behavioral1/memory/2944-31-0x0000000076DB0000-0x0000000076EA0000-memory.dmp autoit_exe -
resource yara_rule behavioral1/memory/2688-0-0x0000000000400000-0x00000000004B8000-memory.dmp upx behavioral1/files/0x000f000000015677-6.dat upx behavioral1/memory/2688-9-0x0000000000360000-0x00000000003AF000-memory.dmp upx behavioral1/memory/2688-16-0x0000000000400000-0x00000000004B8000-memory.dmp upx behavioral1/memory/2688-28-0x0000000000360000-0x00000000003AF000-memory.dmp upx behavioral1/memory/2944-29-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/2944-31-0x0000000076DB0000-0x0000000076EA0000-memory.dmp upx behavioral1/memory/2944-32-0x0000000000400000-0x000000000044F000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2944 server.exe Token: SeDebugPrivilege 2944 server.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2944 server.exe 2944 server.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2688 wrote to memory of 2944 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 30 PID 2688 wrote to memory of 2944 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 30 PID 2688 wrote to memory of 2944 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 30 PID 2688 wrote to memory of 2944 2688 a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe 30 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe"C:\Users\Admin\AppData\Local\Temp\a9888c87989acbaaa0f45eb0130ef8c0cd0fa0599cbebd395bf42fa50d5834b1N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Users\Admin\AppData\Local\Temp\server.exeC:\Users\Admin\AppData\Local\Temp/server.exe2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2944
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
110KB
MD50cd52d51b073955666e30b3ef5c5f74b
SHA1b13efe93790fcd98a995ce5dfed8b932d0bd350e
SHA2562eee98693052d438d617954b902422bcc907da4178bda392e634ade5926042b9
SHA5120cbea321a97ed4977090f8d53bc8702209488579a99ae98bc89430325a3396f1075f43ffd9a876874f2a951d77b2dcbedfe01aa66dcba778aa52440fc043cd0b
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Filesize
33KB
MD58e82413eedd0c73a60921ca0f8b4bedd
SHA146450f00890ba09955e3fc899f9e50cd5dd2dae6
SHA256353130ad023dbf93f17dc4b7dd121b27ac2ed93c36b9be5e87fc275c10553ca7
SHA51296b2b579202dd195b4cc2be6400f0238b29a2919efb8fc76ad08dcfcd0129cdf1dd5a952a15fd8e8fc1a9895d201e614d10d851a74a820d0d9578d8775f8ddde
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350