Analysis
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max time kernel
166s -
max time network
146s -
platform
windows10_x64 -
resource
win10-20220414-en -
submitted
12-07-2022 19:04
Static task
static1
Behavioral task
behavioral1
Sample
TXRTN_0620236/102755.dll
Resource
win10-20220414-en
Behavioral task
behavioral2
Sample
TXRTN_0620236/TXRTN_0620236.lnk
Resource
win10-20220414-en
Behavioral task
behavioral3
Sample
TXRTN_0620236/WindowsCodecs.dll
Resource
win10-20220414-en
General
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Target
TXRTN_0620236/WindowsCodecs.dll
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Size
4KB
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MD5
491e9489c9e11f8b9d3d77239559a194
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SHA1
f5df8d4edfdc22646c106259c21abe8d79195e31
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SHA256
6e3661049bde832369781afa1d9034315442b1e4b87aa92d571cbe73186997c5
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SHA512
ef0bd113fe6b64d7673b33cce559bdc0cfc99c81baac78c4a15b00b7eeb07470aa36e0f29a695b615fe149858a23733015c467948d889ffbee9a1fc916e2ceae
Malware Config
Extracted
qakbot
403.780
obama200
1657548298
172.115.177.204:2222
89.101.97.139:443
186.90.153.162:2222
38.70.253.226:2222
120.150.218.241:995
72.252.157.93:995
72.252.157.93:993
94.36.193.176:2222
47.23.89.60:993
89.211.209.234:2222
76.25.142.196:443
46.100.25.239:61202
24.158.23.166:995
69.14.172.24:443
92.132.132.81:2222
37.34.253.233:443
93.48.80.198:995
174.80.15.101:2083
24.178.196.158:2222
197.89.20.137:443
66.230.104.103:443
177.94.65.26:32101
208.107.221.224:443
100.38.242.113:995
24.55.67.176:443
40.134.246.185:995
24.139.72.117:443
74.14.5.179:2222
67.209.195.198:443
148.64.96.100:443
217.128.122.65:2222
196.203.37.215:80
47.180.172.159:443
32.221.224.140:995
117.248.109.38:21
70.46.220.114:443
176.45.218.138:995
94.59.15.180:2222
84.241.8.23:32103
81.158.239.251:2078
179.158.105.44:443
104.34.212.7:32103
41.228.22.180:443
217.165.157.202:995
109.12.111.14:443
67.165.206.193:993
111.125.245.116:995
1.161.79.116:443
1.161.79.116:995
81.193.30.90:443
103.133.11.10:995
174.69.215.101:443
173.21.10.71:2222
197.94.75.223:443
45.46.53.140:2222
96.37.113.36:993
120.61.3.142:443
182.52.159.24:443
190.252.242.69:443
187.172.164.12:443
201.172.23.72:2222
70.51.137.244:2222
37.208.131.49:50010
173.174.216.62:443
103.246.242.202:443
72.252.157.93:990
63.143.92.99:995
106.51.48.188:50001
182.191.92.203:995
86.97.246.166:1194
121.7.223.45:2222
67.69.166.79:2222
47.156.129.52:443
82.41.63.217:443
37.186.58.99:995
45.241.254.69:993
39.49.41.221:995
88.240.59.52:443
39.44.60.200:995
86.97.10.37:443
86.98.157.114:993
39.52.59.221:995
39.41.16.210:995
86.97.246.166:2222
86.213.75.30:2078
39.57.56.11:995
24.43.99.75:443
101.50.67.155:995
108.56.213.219:995
189.253.167.141:443
5.32.41.45:443
177.189.180.214:32101
39.53.124.57:995
80.11.74.81:2222
41.84.224.109:443
103.116.178.85:995
209.15.76.228:443
184.97.29.26:443
102.65.60.92:443
39.52.221.9:995
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salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 932 regsvr32.exe -
Drops file in System32 directory 2 IoCs
Processes:
powershell.exedescription ioc process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive powershell.exe File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log powershell.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 52 IoCs
Processes:
powershell.exeexplorer.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\3d6fa871 = 3d5d292c850a7c076b216bb48cc2fc2f0bf51cf92977 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\fa9aa0e2 = 8a91f42f7b538ddd9395f7af2e8b05798cc431c870525371e1275b31a9178df6d9530092dc85557299e726aa96ffb024ca7a7381174abefae0e087f1e8df30c6081c0218ab16ac1117e8e380d6dbea9cf8bcb83693b2c6006a7bc5ecdd8f9c2a747c76b3595b891ead6fa76177d450048edfeb5aff925af072f111190d12bf59cc56ed58baea explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\f8db809e = f50d9ca6133e6319450cfca4a493e8ee9699697aa3eefa147845347818758cd2b19243e439956f190b5225b7c342068996 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\cf0570ac = 56f10659bc4aa7c4ef explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\85d3cf14 = 1d457be7a176c04c88cf8fcf8373b84f7990a0daa4353f231b028a6c55af54 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\4226c787 = 34bb1d8f930f8975393c64c4c85ee266dfa0f612fc9387a977f61f28b2e6736928ebbf5bbfa5b396b06e8340cb0c44ea670fb8b367c5bed7c71a6750bd7dd08b521e3c51fee35ce82cd779ad21b8099b0182928a2c1d3b2f5f3157202088dee96ef7e899 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\b04c1f5a = fc0e6b779e7ed9f69a9c33bbeae6ea explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\4067e7fb = a2ef8c61350964c51f5a81554576e17ce340d0391829bcc2a946c800671f3867b7845aadae4eaa9b995650f1ee50a24e2449d2a9ce181566e7916e3b5c272b22c3d01458884e34c8363faf75661ec4a485e2c11be96940cdc818ebc096e73aa75f3dd3a200053732fca20775b6c25d4368 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mbabvtsabqhzpy\cf0570ac = 56f11159bc4a94553c1e93e1f6e0f1a5af2a436af54d342988dfb309c102 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
regsvr32.exeexplorer.exepid process 4032 regsvr32.exe 4032 regsvr32.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe 2408 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 4032 regsvr32.exe 932 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3872 powershell.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
regsvr32.exeregsvr32.exeregsvr32.exeexplorer.exepowershell.exeregsvr32.exeregsvr32.exedescription pid process target process PID 3844 wrote to memory of 3896 3844 regsvr32.exe regsvr32.exe PID 3844 wrote to memory of 3896 3844 regsvr32.exe regsvr32.exe PID 3844 wrote to memory of 3896 3844 regsvr32.exe regsvr32.exe PID 3896 wrote to memory of 4032 3896 regsvr32.exe regsvr32.exe PID 3896 wrote to memory of 4032 3896 regsvr32.exe regsvr32.exe PID 3896 wrote to memory of 4032 3896 regsvr32.exe regsvr32.exe PID 4032 wrote to memory of 2408 4032 regsvr32.exe explorer.exe PID 4032 wrote to memory of 2408 4032 regsvr32.exe explorer.exe PID 4032 wrote to memory of 2408 4032 regsvr32.exe explorer.exe PID 4032 wrote to memory of 2408 4032 regsvr32.exe explorer.exe PID 4032 wrote to memory of 2408 4032 regsvr32.exe explorer.exe PID 2408 wrote to memory of 880 2408 explorer.exe schtasks.exe PID 2408 wrote to memory of 880 2408 explorer.exe schtasks.exe PID 2408 wrote to memory of 880 2408 explorer.exe schtasks.exe PID 3872 wrote to memory of 1696 3872 powershell.exe regsvr32.exe PID 3872 wrote to memory of 1696 3872 powershell.exe regsvr32.exe PID 1696 wrote to memory of 932 1696 regsvr32.exe regsvr32.exe PID 1696 wrote to memory of 932 1696 regsvr32.exe regsvr32.exe PID 1696 wrote to memory of 932 1696 regsvr32.exe regsvr32.exe PID 932 wrote to memory of 1980 932 regsvr32.exe explorer.exe PID 932 wrote to memory of 1980 932 regsvr32.exe explorer.exe PID 932 wrote to memory of 1980 932 regsvr32.exe explorer.exe PID 932 wrote to memory of 1980 932 regsvr32.exe explorer.exe PID 932 wrote to memory of 1980 932 regsvr32.exe explorer.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\TXRTN_0620236\WindowsCodecs.dll1⤵
- Suspicious use of WriteProcessMemory
PID:3844 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\TXRTN_0620236\WindowsCodecs.dll2⤵
- Suspicious use of WriteProcessMemory
PID:3896 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe 102755.dll3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4032 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 21:07 /tn alswiafg /ET 21:18 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAVABYAFIAVABOAF8AMAA2ADIAMAAyADMANgBcADEAMAAyADcANQA1AC4AZABsAGwAIgA=" /SC ONCE5⤵
- Creates scheduled task(s)
PID:880
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAVABYAFIAVABOAF8AMAA2ADIAMAAyADMANgBcADEAMAAyADcANQA1AC4AZABsAGwAIgA=1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3872 -
C:\Windows\system32\regsvr32.exe"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\TXRTN_0620236\102755.dll2⤵
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\SysWOW64\regsvr32.exeC:\Users\Admin\AppData\Local\Temp\TXRTN_0620236\102755.dll3⤵
- Loads dropped DLL
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:932 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Modifies data under HKEY_USERS
PID:1980
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
686KB
MD520b511612dcddebce1068aac505ce9c4
SHA1dad3a4d17d36b30cb810f103fe118b180d52a5c6
SHA256c74f98ed3ccdec5282fb3e7b93c9fd900f62b7a148c274ad866acc568e80c77c
SHA51233a0f213f7a40da841f08f50297186487ebe934f7dde43378789a23844e2fc9ec7109bacce5d22e4573a869df261645f2dbc8978081904af1efdfa694af5306b
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Filesize
686KB
MD520b511612dcddebce1068aac505ce9c4
SHA1dad3a4d17d36b30cb810f103fe118b180d52a5c6
SHA256c74f98ed3ccdec5282fb3e7b93c9fd900f62b7a148c274ad866acc568e80c77c
SHA51233a0f213f7a40da841f08f50297186487ebe934f7dde43378789a23844e2fc9ec7109bacce5d22e4573a869df261645f2dbc8978081904af1efdfa694af5306b