Analysis
-
max time kernel
121s -
max time network
169s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
28-07-2021 01:03
Static task
static1
Behavioral task
behavioral1
Sample
qScrollBar.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
qScrollBar.dll
-
Size
175KB
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MD5
203b35bfa85400c0449981b9e183a51f
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SHA1
ea36eb950fc0cfbca431b239310b9c72a9b6e198
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SHA256
a287d7ed59560f6bc9810f63fbcb1dac9c85994306805e0197ec24ab695f14c7
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SHA512
58cb0615813ba8bb2df3dce85b07dadc5502ab2e5875bb827836f71b0dbe543e1f6e541757f490b5554408e444c0b2b79797c991d595fa448bcc2c7b32987c3e
Malware Config
Extracted
Family
dridex
Botnet
22201
C2
45.79.33.48:443
139.162.202.74:5007
68.183.216.174:7443
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/1428-61-0x0000000074840000-0x0000000074870000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe PID 1084 wrote to memory of 1428 1084 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\qScrollBar.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\qScrollBar.dll,#12⤵
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1428-59-0x0000000000000000-mapping.dmp
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memory/1428-60-0x0000000075AA1000-0x0000000075AA3000-memory.dmpFilesize
8KB
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memory/1428-61-0x0000000074840000-0x0000000074870000-memory.dmpFilesize
192KB
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memory/1428-63-0x0000000000110000-0x0000000000116000-memory.dmpFilesize
24KB