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Analysis
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max time kernel
148s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 07:57 UTC
Behavioral task
behavioral1
Sample
1072a83c193e77a54f1935b2c1f4934a.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
1072a83c193e77a54f1935b2c1f4934a.exe
Resource
win10v2004-20231215-en
6 signatures
150 seconds
General
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Target
1072a83c193e77a54f1935b2c1f4934a.exe
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Size
1.0MB
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MD5
1072a83c193e77a54f1935b2c1f4934a
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SHA1
d942081ab814ff8f7fbc0980113466c7acf4f688
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SHA256
6d87c385194f0def116818468b69ad2b3ee4ac94700e006cdf90aff7f3daf012
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SHA512
75cc4ec31c213e191cfad58798e4086fc357a8f46d3eb7419ea570ff2885433a85c6730722aaae0ae070638c1f97f1acc54cbaa755868024cc40a115b8566e52
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SSDEEP
12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27QitjNUUw:r5sJo6YrFUiyAak11LtjNw
Score
7/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4596 svchest425075242507520.exe -
resource yara_rule behavioral2/memory/992-0-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/992-1-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/4596-12-0x0000000000400000-0x0000000000597000-memory.dmp upx behavioral2/memory/4596-10-0x0000000000400000-0x0000000000597000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1072a83c193e77a54f1935b2c1f4934a.exe" 1072a83c193e77a54f1935b2c1f4934a.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 992 1072a83c193e77a54f1935b2c1f4934a.exe 4596 svchest425075242507520.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification \??\c:\Windows\BJ.exe 1072a83c193e77a54f1935b2c1f4934a.exe File created \??\c:\Windows\BJ.exe 1072a83c193e77a54f1935b2c1f4934a.exe File created \??\c:\Windows\svchest425075242507520.exe 1072a83c193e77a54f1935b2c1f4934a.exe File opened for modification \??\c:\Windows\svchest425075242507520.exe 1072a83c193e77a54f1935b2c1f4934a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 992 wrote to memory of 4596 992 1072a83c193e77a54f1935b2c1f4934a.exe 16 PID 992 wrote to memory of 4596 992 1072a83c193e77a54f1935b2c1f4934a.exe 16 PID 992 wrote to memory of 4596 992 1072a83c193e77a54f1935b2c1f4934a.exe 16
Processes
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C:\Users\Admin\AppData\Local\Temp\1072a83c193e77a54f1935b2c1f4934a.exe"C:\Users\Admin\AppData\Local\Temp\1072a83c193e77a54f1935b2c1f4934a.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:992 -
\??\c:\Windows\svchest425075242507520.exec:\Windows\svchest425075242507520.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:4596
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Network
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Remote address:8.8.8.8:53Requestaa0533.3322.orgIN AResponseaa0533.3322.orgIN A157.122.62.205
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Remote address:8.8.8.8:53Requestg.bing.comIN AResponseg.bing.comIN CNAMEg-bing-com.a-0001.a-msedge.netg-bing-com.a-0001.a-msedge.netIN CNAMEdual-a-0001.a-msedge.netdual-a-0001.a-msedge.netIN A204.79.197.200dual-a-0001.a-msedge.netIN A13.107.21.200
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GEThttps://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=Remote address:204.79.197.200:443RequestGET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)
ResponseHTTP/2.0 204
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
set-cookie: MUID=041DC65706EB69E62725D5A507CC68E1; domain=.bing.com; expires=Sat, 18-Jan-2025 20:40:30 GMT; path=/; SameSite=None; Secure; Priority=High;
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 0F737043914042D48C11CA378BA0BBCD Ref B: LON04EDGE0615 Ref C: 2023-12-25T20:40:30Z
date: Mon, 25 Dec 2023 20:40:29 GMT
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GEThttps://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=Remote address:204.79.197.200:443RequestGET /neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)
cookie: MUID=041DC65706EB69E62725D5A507CC68E1
ResponseHTTP/2.0 204
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
set-cookie: MSPTC=e6YoUrx3jg624tYp74rMM2iJWjl0QB1b6Ft9qmqQ5IY; domain=.bing.com; expires=Sat, 18-Jan-2025 20:40:30 GMT; path=/; Partitioned; secure; SameSite=None
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: 364FAC847BCE40AE88D0E07AD74C944C Ref B: LON04EDGE0615 Ref C: 2023-12-25T20:40:30Z
date: Mon, 25 Dec 2023 20:40:29 GMT
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GEThttps://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=Remote address:204.79.197.200:443RequestGET /neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid= HTTP/2.0
host: g.bing.com
accept-encoding: gzip, deflate
user-agent: WindowsShellClient/9.0.40929.0 (Windows)
cookie: MUID=041DC65706EB69E62725D5A507CC68E1; MSPTC=e6YoUrx3jg624tYp74rMM2iJWjl0QB1b6Ft9qmqQ5IY
ResponseHTTP/2.0 204
pragma: no-cache
expires: Fri, 01 Jan 1990 00:00:00 GMT
strict-transport-security: max-age=31536000; includeSubDomains; preload
access-control-allow-origin: *
x-cache: CONFIG_NOCACHE
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
x-msedge-ref: Ref A: AE34613EAD3A4417B68E75D59E7E344D Ref B: LON04EDGE0615 Ref C: 2023-12-25T20:40:30Z
date: Mon, 25 Dec 2023 20:40:29 GMT
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Remote address:8.8.8.8:53Request158.240.127.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request0.205.248.87.in-addr.arpaIN PTRResponse0.205.248.87.in-addr.arpaIN PTRhttps-87-248-205-0lgwllnwnet
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Remote address:8.8.8.8:53Request146.177.190.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request95.221.229.192.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request95.221.229.192.in-addr.arpaIN PTR
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Remote address:8.8.8.8:53Request55.36.223.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request9.228.82.20.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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104 B 2
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208 B 4
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204.79.197.200:443https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=tls, http21.9kB 9.4kB 20 19
HTTP Request
GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=HTTP Response
204HTTP Request
GET https://g.bing.com/neg/0?action=emptycreative&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=HTTP Response
204HTTP Request
GET https://g.bing.com/neg/0?action=emptycreativeimpression&adUnitId=11730597&publisherId=251978541&rid=a9070216c2394c8fbdde1bbf5bc51f1a&localId=w:E944F1F3-CBEC-A3DA-080B-887FDBFE3333&deviceId=6896190258816330&anid=HTTP Response
204 -
7.9kB 450.3kB 156 323
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61 B 77 B 1 1
DNS Request
aa0533.3322.org
DNS Response
157.122.62.205
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56 B 158 B 1 1
DNS Request
g.bing.com
DNS Response
204.79.197.20013.107.21.200
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73 B 147 B 1 1
DNS Request
158.240.127.40.in-addr.arpa
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71 B 116 B 1 1
DNS Request
0.205.248.87.in-addr.arpa
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73 B 159 B 1 1
DNS Request
146.177.190.20.in-addr.arpa
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146 B 144 B 2 1
DNS Request
95.221.229.192.in-addr.arpa
DNS Request
95.221.229.192.in-addr.arpa
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71 B 157 B 1 1
DNS Request
55.36.223.20.in-addr.arpa
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70 B 156 B 1 1
DNS Request
9.228.82.20.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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