Analysis
-
max time kernel
129s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
26-01-2022 13:36
Static task
static1
Behavioral task
behavioral1
Sample
a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll
Resource
win7-en-20211208
General
-
Target
a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll
-
Size
541KB
-
MD5
cccab2984ff316a36630e869282d8189
-
SHA1
24201f608110ae4d54a840e3af9490ea96091cb5
-
SHA256
a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6
-
SHA512
bf332287aee1dbaa813dc8ed12a7a362d8e1b2a57455e2609fe720658415cc417fd938aab69a30962cc74b777ab06a6707f306ec1f019e7dac5d2b5e59da4742
Malware Config
Extracted
qakbot
403.10
tr
1643025272
103.143.8.71:6881
37.210.172.200:2222
136.143.11.232:443
190.73.3.148:2222
78.101.147.76:61202
82.152.39.39:443
65.100.174.110:995
65.100.174.110:443
111.125.245.116:995
117.248.109.38:21
31.215.99.178:443
103.142.10.177:443
39.49.110.129:995
86.97.246.244:1194
68.204.7.158:443
217.128.93.27:2222
144.86.28.125:443
94.59.253.222:2222
120.150.218.241:995
185.249.85.209:443
69.14.172.24:443
94.200.181.154:995
182.191.92.203:995
24.95.61.62:443
86.97.246.244:2222
89.137.52.44:443
70.163.1.219:443
220.255.25.1:2222
24.178.196.158:2222
103.139.242.30:993
96.80.109.57:995
209.210.95.228:32100
180.233.150.134:995
149.135.101.20:443
38.70.253.226:2222
24.222.20.254:443
83.110.2.97:443
78.87.44.54:995
86.108.46.251:443
74.15.2.252:2222
102.65.38.67:443
37.203.225.248:443
75.139.7.190:2083
24.53.49.240:443
80.14.196.176:2222
94.60.254.81:443
86.98.32.228:443
130.164.129.3:443
176.67.56.94:443
31.167.160.170:443
31.35.28.29:443
32.221.231.1:443
71.74.12.34:443
96.21.251.127:2222
41.86.42.158:995
41.228.22.180:443
93.48.80.198:995
45.9.20.200:443
86.98.47.119:61200
96.246.158.154:995
89.114.156.182:995
67.209.195.198:443
75.156.151.34:443
89.101.97.139:443
182.56.101.61:443
128.106.122.39:443
31.215.226.115:2222
76.25.142.196:443
173.21.10.71:2222
142.186.63.108:2222
60.54.102.15:443
73.151.236.31:443
73.136.32.202:443
5.32.41.46:443
78.180.191.206:995
109.12.111.14:443
40.134.247.125:995
31.215.99.6:443
217.164.76.107:2078
80.6.192.58:443
63.143.92.99:995
27.5.4.194:2078
86.133.23.70:443
116.86.26.140:995
90.8.56.248:2222
101.50.120.112:995
67.165.206.193:993
100.1.119.41:443
31.215.29.238:443
186.64.87.207:443
190.206.211.182:443
218.101.110.3:995
103.139.242.30:990
136.232.34.70:443
73.67.152.98:2222
47.158.25.67:443
187.189.86.168:443
72.252.201.34:995
72.252.201.34:990
70.51.153.245:2222
108.4.67.252:443
70.45.174.173:443
72.252.201.34:993
217.165.109.189:32101
114.79.148.170:443
197.89.105.165:443
182.176.180.73:443
75.188.35.168:443
27.223.92.142:995
200.75.131.234:443
71.163.110.53:995
75.168.192.223:2222
107.77.232.51:443
201.172.31.135:80
83.110.98.231:995
96.37.113.36:993
78.191.27.236:995
78.96.235.245:443
23.229.117.237:443
91.185.131.89:61202
76.169.147.192:32103
114.143.84.25:61202
92.98.33.251:995
23.233.146.92:443
75.169.58.229:32100
184.100.174.73:443
50.237.134.22:995
36.234.184.238:995
65.100.174.110:8443
59.12.216.39:443
103.139.242.30:22
190.45.79.111:443
176.24.150.197:443
106.51.48.170:50001
111.119.252.178:995
73.59.201.174:443
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 384 regsvr32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 10 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\b8f5c3a7 = a1a2c77e22313c30f931e2d596b762cffe295cff6abd2222390c4e63a3f22b5248b295f87cd7a500aac02cadb667eb49cf50fe0f63a5e46791087d2d81047c3fffa79bf110006766492fdb471a1125c9178d1a22eb352f8f4655128a3baead8b10a4219cd527b45e9c explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\bab4e3db = fbdac0f9e836e204ad721fee8450891dee2d269b2f06f33a529d7b9f6dfe0bb5ad3e4f77f84a explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\c7bcac51 = 35a5c9721438f3f56d4dc139cfc7a52fda33f5399ae7045dfbba95edda2a5863f325464b23603e9c9df98f2aa207b2e4f3e06f9eb5df79eb26fb8cc142c4651d85582e7d95e521d30992370689b818b5dbdc40489276dfe04f7ddbf5445734 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\49a4c2 = 41df78eeed5bcbb13479b4ee4b3bbf3c8dbfac4040f831d1a1ca7eba0c7f105637c6af83e69ee5b649b93399feb4a6cfabcf0f0c90e8ba27f8f48cf09d74215cdb5f5d explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\8d6a13e9 = 33f0b5d6ee5e68f1f54d1093b2f1c0635aa71067d3ae8b1f5df7ae7ec467077fd4a5011de478 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\20884be = e78f4a4239097c0ff9b752a50b358592120859bff216083ee7ad97b764580dd86a867bb88c763d3d1f8221685e697a46e9ae1f8560ef50515fb2afa5de74553782e0a9264c8f06d286bc13bff79b explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\7f00cb34 = 6de9f594a63993caccee23e1f5213ab8be2083885c67e25daec75cffd247b4a45dd75df179b1506eac12d1738755f0bc413ae5a99b3374e43498007d16e81c5593cc1d0eb02924a744afec60455449e60449 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\f2237c1f = 5b48b5311aba16f2cc1ffa0958f8447e294aead366e55b8dfafd40bfff3bd8848eb8e4f054f9203ed9fe0f886e41399bc6ba6de4b05191a645a02ee11fbabbfb7489d256af9a954308a8aa7b2c0241316e9e488c3bf7 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Twnhztklm\8d6a13e9 = 33f0a2d6ee5e5d7ecc0b2a05748e257d09738d79bee1e57762cd7740ba6998dd35beadc6ba1446521deac33b7db2604ce94384902713dab4a53744 explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2256 regsvr32.exe 2256 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2256 regsvr32.exe 384 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 2740 wrote to memory of 2256 2740 regsvr32.exe regsvr32.exe PID 2740 wrote to memory of 2256 2740 regsvr32.exe regsvr32.exe PID 2740 wrote to memory of 2256 2740 regsvr32.exe regsvr32.exe PID 2256 wrote to memory of 3844 2256 regsvr32.exe explorer.exe PID 2256 wrote to memory of 3844 2256 regsvr32.exe explorer.exe PID 2256 wrote to memory of 3844 2256 regsvr32.exe explorer.exe PID 2256 wrote to memory of 3844 2256 regsvr32.exe explorer.exe PID 2256 wrote to memory of 3844 2256 regsvr32.exe explorer.exe PID 3844 wrote to memory of 2332 3844 explorer.exe schtasks.exe PID 3844 wrote to memory of 2332 3844 explorer.exe schtasks.exe PID 3844 wrote to memory of 2332 3844 explorer.exe schtasks.exe PID 884 wrote to memory of 384 884 regsvr32.exe regsvr32.exe PID 884 wrote to memory of 384 884 regsvr32.exe regsvr32.exe PID 884 wrote to memory of 384 884 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 2600 384 regsvr32.exe explorer.exe PID 384 wrote to memory of 2600 384 regsvr32.exe explorer.exe PID 384 wrote to memory of 2600 384 regsvr32.exe explorer.exe PID 384 wrote to memory of 2600 384 regsvr32.exe explorer.exe PID 384 wrote to memory of 2600 384 regsvr32.exe explorer.exe PID 2600 wrote to memory of 2420 2600 explorer.exe reg.exe PID 2600 wrote to memory of 2420 2600 explorer.exe reg.exe PID 2600 wrote to memory of 3664 2600 explorer.exe reg.exe PID 2600 wrote to memory of 3664 2600 explorer.exe reg.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn bqqrkqxuwb /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll\"" /SC ONCE /Z /ST 19:03 /ET 19:154⤵
- Creates scheduled task(s)
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\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dll"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Emedcgxy" /d "0"4⤵
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C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Naudqxraia" /d "0"4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dllMD5
cccab2984ff316a36630e869282d8189
SHA124201f608110ae4d54a840e3af9490ea96091cb5
SHA256a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6
SHA512bf332287aee1dbaa813dc8ed12a7a362d8e1b2a57455e2609fe720658415cc417fd938aab69a30962cc74b777ab06a6707f306ec1f019e7dac5d2b5e59da4742
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\Users\Admin\AppData\Local\Temp\a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6.dllMD5
cccab2984ff316a36630e869282d8189
SHA124201f608110ae4d54a840e3af9490ea96091cb5
SHA256a6c5c62772e986359385b47073dfa909e5638bb1b8f3622e147153b4721f0aa6
SHA512bf332287aee1dbaa813dc8ed12a7a362d8e1b2a57455e2609fe720658415cc417fd938aab69a30962cc74b777ab06a6707f306ec1f019e7dac5d2b5e59da4742
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memory/384-122-0x00000000007D0000-0x000000000091A000-memory.dmpFilesize
1.3MB
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memory/2256-115-0x0000000003280000-0x0000000003281000-memory.dmpFilesize
4KB
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memory/2256-116-0x0000000010000000-0x0000000010091000-memory.dmpFilesize
580KB
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memory/2600-125-0x0000000000AF0000-0x0000000000B11000-memory.dmpFilesize
132KB
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memory/3844-119-0x0000000000420000-0x0000000000441000-memory.dmpFilesize
132KB