Analysis
-
max time kernel
32s -
max time network
13s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-04-2021 18:02
Static task
static1
Behavioral task
behavioral1
Sample
0x000200000001ab76-180.dat.dll
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
General
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Target
0x000200000001ab76-180.dat.dll
-
Size
154KB
-
MD5
9099f93a131065d0c84a7b27c5e6225b
-
SHA1
08fe0345e15029f06c70109833cfcb641e36dc2e
-
SHA256
1a245e6b71db0d64fe0d27a113583bef2a65d0fdf3e183c459e6a768504eb79c
-
SHA512
809eaef442597a8da6d84a8eedb5cfab391f23b728afefd68be20604871680f8c92249642df97b531696224b8f08c80596a029b58ea8f3690d08060491cd726a
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/1852-61-0x0000000074710000-0x000000007473D000-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 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe PID 484 wrote to memory of 1852 484 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0x000200000001ab76-180.dat.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0x000200000001ab76-180.dat.dll,#12⤵
- Checks whether UAC is enabled
PID:1852
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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memory/1852-59-0x0000000000000000-mapping.dmp
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memory/1852-60-0x0000000075AD1000-0x0000000075AD3000-memory.dmpFilesize
8KB
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memory/1852-61-0x0000000074710000-0x000000007473D000-memory.dmpFilesize
180KB
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memory/1852-63-0x00000000001D0000-0x00000000001D6000-memory.dmpFilesize
24KB