Overview
overview
10Static
static
Claim_Letter.lnk
windows7-x64
3Claim_Letter.lnk
windows10-2004-x64
3about/becauseTo.bat
windows7-x64
1about/becauseTo.bat
windows10-2004-x64
1about/itThis.dll
windows7-x64
10about/itThis.dll
windows10-2004-x64
10about/youBe.js
windows7-x64
3about/youBe.js
windows10-2004-x64
1Analysis
-
max time kernel
150s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
14-09-2022 17:04
Static task
static1
Behavioral task
behavioral1
Sample
Claim_Letter.lnk
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Claim_Letter.lnk
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
about/becauseTo.bat
Resource
win7-20220901-en
Behavioral task
behavioral4
Sample
about/becauseTo.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
about/itThis.dll
Resource
win7-20220812-en
Behavioral task
behavioral6
Sample
about/itThis.dll
Resource
win10v2004-20220812-en
Behavioral task
behavioral7
Sample
about/youBe.js
Resource
win7-20220901-en
Behavioral task
behavioral8
Sample
about/youBe.js
Resource
win10v2004-20220812-en
General
-
Target
about/itThis.dll
-
Size
368KB
-
MD5
aaabcb8c5464c4fdb6d72816f77f3b65
-
SHA1
7397d48671bde4ef13ae59f3427f0c1a1e7977d4
-
SHA256
1cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f
-
SHA512
c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546
-
SSDEEP
6144:0u8T9zrStWm3C3klS1gqbe5L05kVxVFInAPexY5ixyizO8wj+A:/8ZSg24Vbe5LFVxVFIAPWelSZm
Malware Config
Extracted
qakbot
403.858
obama202
1663062752
99.232.140.205:2222
41.69.118.117:995
179.111.111.88:32101
37.210.148.30:995
47.146.182.110:443
191.97.234.238:995
64.207.215.69:443
88.233.194.154:2222
81.131.161.131:2078
86.98.156.176:993
200.161.62.126:32101
88.244.84.195:443
78.100.254.17:2222
85.114.99.34:443
113.170.216.154:443
194.49.79.231:443
193.3.19.37:443
84.38.133.191:443
175.110.231.67:443
191.84.204.214:995
123.240.131.1:443
197.94.210.133:443
196.92.172.24:8443
186.50.245.74:995
70.51.132.197:2222
100.1.5.250:995
151.234.97.239:990
78.182.113.80:443
91.116.160.252:443
41.96.171.218:443
105.99.217.147:995
105.109.138.89:443
41.97.64.224:443
134.35.11.110:443
41.248.89.135:443
81.214.220.237:443
187.205.222.100:443
95.136.41.50:443
190.158.58.236:443
105.99.80.23:443
190.44.40.48:995
105.197.192.21:995
181.127.138.30:443
167.60.82.242:995
196.112.34.71:443
88.251.38.53:443
68.224.229.42:443
37.37.206.87:995
37.76.197.124:443
188.157.6.170:443
109.158.159.179:993
68.50.190.55:443
181.111.20.201:443
31.166.116.171:443
84.238.253.171:443
197.49.50.44:443
169.159.95.135:2222
45.160.124.211:995
113.22.102.155:443
211.248.176.4:443
186.167.249.206:443
85.98.206.165:995
139.195.132.210:2222
182.213.208.5:443
201.177.163.176:443
45.183.234.180:443
98.180.234.228:443
184.82.110.50:995
179.24.245.193:995
94.99.110.157:995
181.56.125.32:443
119.42.124.18:443
181.231.229.133:443
2.89.78.130:993
70.81.121.237:2222
181.81.116.144:443
197.11.128.156:443
41.142.132.190:443
105.111.60.60:995
154.238.151.197:995
156.219.49.22:995
154.181.136.133:995
179.223.89.154:995
102.101.231.141:443
220.116.250.45:443
138.0.114.166:443
62.114.193.186:995
85.98.46.114:443
184.99.123.118:443
186.120.58.88:443
46.186.216.41:32100
156.213.107.29:995
27.73.215.46:32102
68.151.196.147:995
181.59.3.118:443
68.129.232.158:443
45.241.140.181:995
212.156.51.194:443
87.75.195.211:443
1.10.253.207:443
87.220.229.164:2222
109.200.165.82:443
41.105.197.244:443
190.59.247.136:995
219.69.103.199:443
61.105.45.244:443
105.105.104.0:443
169.1.47.111:443
210.195.18.76:2222
125.26.54.57:995
88.246.170.2:443
95.10.13.82:443
171.248.157.128:995
118.68.220.199:443
139.195.63.45:2222
118.216.99.232:443
181.80.133.202:443
102.40.236.32:995
46.116.229.16:443
61.70.29.53:443
179.108.32.195:443
171.238.230.59:443
81.56.22.251:995
31.32.180.179:443
197.204.209.38:443
186.64.87.202:443
85.139.203.42:32101
120.150.218.241:995
173.189.167.21:995
24.139.72.117:443
104.34.212.7:32103
47.23.89.61:995
24.55.67.176:443
172.115.177.204:2222
217.165.77.134:995
24.178.196.158:2222
67.209.195.198:443
111.125.245.116:995
39.49.67.4:995
78.101.202.75:50010
37.34.253.233:443
217.165.77.134:443
46.107.48.202:443
70.46.220.114:443
63.143.92.99:995
93.48.80.198:995
179.158.103.236:443
47.180.172.159:443
47.23.89.61:993
-
salt
SoNuce]ugdiB3c[doMuce2s81*uXmcvP
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1068 regsvr32.exe -
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.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 9 IoCs
Processes:
explorer.exepowershell.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\6f911a54 = 471371deadc4c24d2fcd003a19a0775ad4c41d26f5df10029787d9a495b2dfeeb59bb69ef25376c5 explorer.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 50c9f6076dc8d801 powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Mswpyezcijo explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\e0f38d03 = 7ddd2ff3026d6d636f181345629150e9e2bcf0aac5661f8a8bf982aebdafa78827604cf5bc3ecf9fe29308fd59309ad5fa830546aecb42475e0466c9ea914e612419b3b6280f82c0351a7ae385b0b7e6a9142a995e24 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\d56c5d4d = dfc8aa58b75c99d5960423d91bcd29e1b7a202cdd43f417fd93290c9ac25b0c03cb79527ca3d173934a43cd9979b4a1a391b1be6545913361712f128d3989347b5ba51fe70b49aae805cdf5847ffc144be025b78f177b7bd6f869722a9b1453fb362c2bf5c07eaf0999e5c9036c119faa83b3b explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\d72d7d31 = b7fbbdcf0265587cb4407040abce2273a8323e2c4fb925228c03d16b34b5af8b064188973d7933be3715ec81b6467ad9d545282bb358f528a8d5a381a62cf100a76a26d1f7482143b0be277200a3f34f1022 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\129955de = f075898652f9d3e461096fe448857ec37f57aade371772edad352c8adff352203f124ea3e9a0a580165f5363592f795cda91968afa3a3ef81b238d309a51081086939d9374e10817248e6fdf25f463c6c4 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Mswpyezcijo\aa2532bb = c5e5c6aca13033389f413165acbfbfbaff376d801776dca518146fa869b257c674d132a6a2011357cc55f683736595d1790a2600b96bc8a76bbe99619bcc explorer.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
regsvr32.exeexplorer.exepowershell.exeregsvr32.exepid process 1944 regsvr32.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1544 powershell.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1068 regsvr32.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe 1064 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 1944 regsvr32.exe 1068 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1544 powershell.exe -
Suspicious use of WriteProcessMemory 38 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exetaskeng.exepowershell.exeregsvr32.exeregsvr32.exedescription pid process target process PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1784 wrote to memory of 1944 1784 regsvr32.exe regsvr32.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1944 wrote to memory of 1064 1944 regsvr32.exe explorer.exe PID 1064 wrote to memory of 2032 1064 explorer.exe schtasks.exe PID 1064 wrote to memory of 2032 1064 explorer.exe schtasks.exe PID 1064 wrote to memory of 2032 1064 explorer.exe schtasks.exe PID 1064 wrote to memory of 2032 1064 explorer.exe schtasks.exe PID 524 wrote to memory of 1544 524 taskeng.exe powershell.exe PID 524 wrote to memory of 1544 524 taskeng.exe powershell.exe PID 524 wrote to memory of 1544 524 taskeng.exe powershell.exe PID 1544 wrote to memory of 1348 1544 powershell.exe regsvr32.exe PID 1544 wrote to memory of 1348 1544 powershell.exe regsvr32.exe PID 1544 wrote to memory of 1348 1544 powershell.exe regsvr32.exe PID 1544 wrote to memory of 1348 1544 powershell.exe regsvr32.exe PID 1544 wrote to memory of 1348 1544 powershell.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1348 wrote to memory of 1068 1348 regsvr32.exe regsvr32.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe PID 1068 wrote to memory of 1752 1068 regsvr32.exe explorer.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\about\itThis.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\about\itThis.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 19:06 /tn jxowiuv /ET 19:17 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAYQBiAG8AdQB0AFwAaQB0AFQAaABpAHMALgBkAGwAbAAiAA==" /SC ONCE4⤵
- Creates scheduled task(s)
PID:2032
-
C:\Windows\system32\taskeng.exetaskeng.exe {52676A0F-FF34-49BF-979E-5A4CA33A78FA} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAYQBiAG8AdQB0AFwAaQB0AFQAaABpAHMALgBkAGwAbAAiAA==2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1544 -
C:\Windows\system32\regsvr32.exe"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\about\itThis.dll3⤵
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\SysWOW64\regsvr32.exeC:\Users\Admin\AppData\Local\Temp\about\itThis.dll4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe5⤵
- Modifies data under HKEY_USERS
PID:1752
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\about\itThis.dllFilesize
368KB
MD5aaabcb8c5464c4fdb6d72816f77f3b65
SHA17397d48671bde4ef13ae59f3427f0c1a1e7977d4
SHA2561cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f
SHA512c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546
-
\??\PIPE\wkssvcMD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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\Users\Admin\AppData\Local\Temp\about\itThis.dllFilesize
368KB
MD5aaabcb8c5464c4fdb6d72816f77f3b65
SHA17397d48671bde4ef13ae59f3427f0c1a1e7977d4
SHA2561cbd5c3072fd99bff1408bc1f8a3b09206322de8b83b743a57efa24adefdb44f
SHA512c5165a9e1f8185a94256bb67cf89d035f743e461795f0444208ee116df53bec5633673527cf52727462a8c543286c2f05f74dcc16078e5a1d2689ea434876546
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memory/1064-60-0x0000000000000000-mapping.dmp
-
memory/1064-62-0x0000000074391000-0x0000000074393000-memory.dmpFilesize
8KB
-
memory/1064-64-0x0000000000080000-0x00000000000A2000-memory.dmpFilesize
136KB
-
memory/1064-66-0x0000000000080000-0x00000000000A2000-memory.dmpFilesize
136KB
-
memory/1068-88-0x00000000001F0000-0x0000000000212000-memory.dmpFilesize
136KB
-
memory/1068-83-0x00000000001F0000-0x0000000000212000-memory.dmpFilesize
136KB
-
memory/1068-81-0x00000000001F0000-0x0000000000212000-memory.dmpFilesize
136KB
-
memory/1068-78-0x0000000000000000-mapping.dmp
-
memory/1348-73-0x0000000000000000-mapping.dmp
-
memory/1544-71-0x0000000001264000-0x0000000001267000-memory.dmpFilesize
12KB
-
memory/1544-67-0x0000000000000000-mapping.dmp
-
memory/1544-70-0x000007FEF3450000-0x000007FEF3FAD000-memory.dmpFilesize
11.4MB
-
memory/1544-72-0x000000000126B000-0x000000000128A000-memory.dmpFilesize
124KB
-
memory/1544-69-0x000007FEF3FB0000-0x000007FEF49D3000-memory.dmpFilesize
10.1MB
-
memory/1544-75-0x0000000001264000-0x0000000001267000-memory.dmpFilesize
12KB
-
memory/1544-76-0x000000000126B000-0x000000000128A000-memory.dmpFilesize
124KB
-
memory/1752-84-0x0000000000000000-mapping.dmp
-
memory/1752-89-0x0000000000080000-0x00000000000A2000-memory.dmpFilesize
136KB
-
memory/1784-54-0x000007FEFBA01000-0x000007FEFBA03000-memory.dmpFilesize
8KB
-
memory/1944-63-0x0000000000390000-0x00000000003B2000-memory.dmpFilesize
136KB
-
memory/1944-59-0x0000000000390000-0x0000000000410000-memory.dmpFilesize
512KB
-
memory/1944-57-0x0000000000390000-0x00000000003B2000-memory.dmpFilesize
136KB
-
memory/1944-56-0x00000000753C1000-0x00000000753C3000-memory.dmpFilesize
8KB
-
memory/1944-55-0x0000000000000000-mapping.dmp
-
memory/2032-65-0x0000000000000000-mapping.dmp