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Analysis
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max time kernel
106s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 23:16 UTC
Static task
static1
Behavioral task
behavioral1
Sample
256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
Resource
win10v2004-20240802-en
General
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Target
256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
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Size
46KB
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MD5
8e8787a9f5f08f2313d0920f7154a0b0
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SHA1
e767aca0b1f82bd3b468378f02ce38745dc4f4f3
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SHA256
256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8f
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SHA512
63f6ecfbbbbab1c49f42ee3571fef7bbd01a5dc55160a20885d458ffef5f7786ea157b79c5bd8cb61454647bb2606ede12a40a5cce116c8d1b2cd177b9475331
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SSDEEP
768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzfm0EXsJA:V6QFElP6n+gMQMOtEvwDpjyaYaFAh39
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation 256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe -
Executes dropped EXE 1 IoCs
pid Process 1132 asih.exe -
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 256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asih.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1784 wrote to memory of 1132 1784 256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe 82 PID 1784 wrote to memory of 1132 1784 256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe 82 PID 1784 wrote to memory of 1132 1784 256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe"C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1132
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Network
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Remote address:8.8.8.8:53Requestemrlogistics.comIN AResponseemrlogistics.comIN CNAMEtraff-6.hugedomains.comtraff-6.hugedomains.comIN CNAMEhdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.comhdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.comIN A18.119.154.66hdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.comIN A3.140.13.188
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Remote address:8.8.8.8:53Request240.221.184.93.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request28.118.140.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request68.159.190.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request217.106.137.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request183.59.114.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request198.187.3.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request66.209.201.84.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request21.236.111.52.in-addr.arpaIN PTRResponse
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260 B 5
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260 B 5
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260 B 5
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260 B 5
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260 B 5
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208 B 4
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62 B 193 B 1 1
DNS Request
emrlogistics.com
DNS Response
18.119.154.663.140.13.188
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73 B 144 B 1 1
DNS Request
240.221.184.93.in-addr.arpa
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72 B 158 B 1 1
DNS Request
28.118.140.52.in-addr.arpa
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72 B 158 B 1 1
DNS Request
68.159.190.20.in-addr.arpa
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73 B 147 B 1 1
DNS Request
217.106.137.52.in-addr.arpa
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72 B 158 B 1 1
DNS Request
183.59.114.20.in-addr.arpa
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71 B 157 B 1 1
DNS Request
198.187.3.20.in-addr.arpa
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72 B 132 B 1 1
DNS Request
66.209.201.84.in-addr.arpa
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72 B 158 B 1 1
DNS Request
21.236.111.52.in-addr.arpa
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46KB
MD51cafb018f345556c86109524fc84642f
SHA1b908a4b3e8b9d0cf744edd50a830aa88e6b351ee
SHA2562c6c840adc2e2c4de598780b4a6d24f078b3205f1b023a3b8a33e9f6c06f1fec
SHA512490ccba1ba51422060a707a83a5748ccbb0a8eaf5c910ff7c65152f9d73cac2789df422a639acf5ec54e5afde719ce0cdfa724134f80f7113591c34343a93e73