emotet | 268e635e1fd651e1a30a83c4b79a7d70072128bae40fc4420f7504b30a815529

Analysis

max time kernel
150s
max time network
137s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
10/11/2022, 21:42

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General

Target
268e635e1fd651e1a30a83c4b79a7d70072128bae40fc4420f7504b30a815529.xls
Size 91KB
Sample221110-1kntjaech9
SHA256 268e635e1fd651e1a30a83c4b79a7d70072128bae40fc4420f7504b30a815529
MD5 2fae67d460a6f1759fefe4ac4f28d02e
SHA1 94a81b515d974d94d73ef2444c549926a9eed8b1
SHA512 65d229ca54dfb0aef41e6a706d8a06e134293c9a1ae37f453ee476412fa0357df54b832b2e594b8c48596398ec45dd0f7e00f30f835c49112608c8b6653e1c2a
SSDEEP 1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4bCXuZH4gb4CEn9J4ZDrX:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://www.vinyz.com/cache/rqWV/
xlm40.dropper
http://yuanliao.raluking.com/1eq5o7/gHrTM8YilZz0quKt/
xlm40.dropper
https://akarweb.net/cgi-bin/CL13tGXI/
xlm40.dropper
http://www.bdbg.es/css/DDm7o71vWtTs/

Extracted

Family

emotet

Botnet

Epoch4

185.4.135.165:8080
159.89.202.34:443
82.223.21.224:8080
187.63.160.88:80
188.44.20.25:443
91.187.140.35:8080
110.232.117.186:8080
197.242.150.244:8080
119.59.103.152:8080
182.162.143.56:443
72.15.201.15:8080
173.255.211.88:443
206.189.28.199:8080
94.23.45.86:4143
45.63.99.23:7080
153.126.146.25:7080
45.118.115.99:8080
115.68.227.76:8080
163.44.196.120:8080
159.65.140.115:443
169.57.156.166:8080
139.59.56.73:8080
183.111.227.137:8080
202.129.205.3:8080
103.43.75.120:443
45.176.232.124:443
186.194.240.217:443
173.212.193.249:8080
139.59.126.41:443
149.56.131.28:8080
159.65.88.10:8080
201.94.166.162:443
107.170.39.149:8080
103.75.201.2:443
103.132.242.26:8080
209.97.163.214:443
129.232.188.93:443
79.137.35.198:8080
101.50.0.91:8080
147.139.166.154:8080
160.16.142.56:8080
153.92.5.27:8080
167.172.199.165:8080
95.217.221.146:8080
167.172.253.162:8080
164.90.222.65:443
172.105.226.75:8080
164.68.99.3:8080
213.239.212.5:443
91.207.28.33:8080
45.235.8.30:8080
172.104.251.154:8080
5.135.159.50:443
212.24.98.99:8080
104.168.155.143:8080
1.234.2.232:8080

ecs1.plain

eck1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Process spawned unexpected child process 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5040	2832	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4704	2832	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	852	2832	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1000	2832	regsvr32.exe	65

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
5040	regsvr32.exe
852	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bNKoWBXXpxP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\JnhGRpiSSO\\bNKoWBXXpxP.dll\""	regsvr32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2832	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
5040	regsvr32.exe
5040	regsvr32.exe
4596	regsvr32.exe
4596	regsvr32.exe
4596	regsvr32.exe
4596	regsvr32.exe
852	regsvr32.exe
852	regsvr32.exe
1204	regsvr32.exe
1204	regsvr32.exe
1204	regsvr32.exe
1204	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2832	EXCEL.EXE
2832	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE
2832	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 5040	2832	EXCEL.EXE	72
PID 2832 wrote to memory of 5040	2832	EXCEL.EXE	72
PID 5040 wrote to memory of 4596	5040	regsvr32.exe	73
PID 5040 wrote to memory of 4596	5040	regsvr32.exe	73
PID 2832 wrote to memory of 4704	2832	EXCEL.EXE	76
PID 2832 wrote to memory of 4704	2832	EXCEL.EXE	76
PID 2832 wrote to memory of 852	2832	EXCEL.EXE	77
PID 2832 wrote to memory of 852	2832	EXCEL.EXE	77
PID 852 wrote to memory of 1204	852	regsvr32.exe	78
PID 852 wrote to memory of 1204	852	regsvr32.exe	78
PID 2832 wrote to memory of 1000	2832	EXCEL.EXE	79
PID 2832 wrote to memory of 1000	2832	EXCEL.EXE	79

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\268e635e1fd651e1a30a83c4b79a7d70072128bae40fc4420f7504b30a815529.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5040
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\JnhGRpiSSO\bNKoWBXXpxP.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4596
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:4704
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:852
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RmzqaI\gZXvBVIXvKK.dll"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:1204
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:1000

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

elv1.ooocccxxx

Path C:\Users\Admin\elv1.ooocccxxx
Size 595KB
SHA256 02a10d2c98e6c1b3008be63730b179550396ef7cb5f4a2a23ce8f06d4669f503
MD5 4a01bb5ba73a2246236a685ba587cfca
SHA1 080bcabac59be7f352053471d32a0e4513221da0
SHA512 92d8b5dd53e8202b5aae48a63e2367f52b6ca1d7f539470cb47565f8d68322f93aa0412bbadad1b70c64f703f5b55bacbf624b82bce4f1b140290f6cbe38e9df
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hl6:Qjee+6evbtPEihGFYO
MD5 SHA1 SHA512 SSDEEP

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elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 76KB
SHA256 eaf1f0af878474d7998f972cf9d84afcf6350cd0981d4df509ac383dd494ff43
MD5 33c83cb052df8a761f4d91d3067d073d
SHA1 4c4609aaa0b39bd44066cbe88ffaecdba4684667
SHA512 666e02ba8d3614804e1653c610faa4c07477767c6e1dcec3897acaca8b1ee92d5edd8e223f56bae4de65039df3b05713ccd3f9c3b3a4556a029ccf728b84611a
SSDEEP 1536:ZWSzdXoHCe6UvbPkPMmdQHxSqRz4UoYIqzuBdjef7DO:Qw797XdQHx9r+
MD5 SHA1 SHA512 SSDEEP

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elv3.ooocccxxx

Path C:\Users\Admin\elv3.ooocccxxx
Size 595KB
SHA256 ffe2c00daa816455109d9033d737919d2bebc4b608059b1f29abb043acdadbdb
MD5 089659d7736369187e33389028aafb0e
SHA1 8617b0d2f978a807d23e4d7256d9d4d5eb86d28d
SHA512 45fc995cc75c201f4973bc9ebb059ac20faf7e1977c147531ae112e09fd773dacf49f610577f9a8914d85da8ed91045301dcd2e3606a875af7cb89edb3c3c589
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hlx:Qjee+6evbtPEihGFYl
MD5 SHA1 SHA512 SSDEEP

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elv1.ooocccxxx

Path \Users\Admin\elv1.ooocccxxx
Size 595KB
SHA256 02a10d2c98e6c1b3008be63730b179550396ef7cb5f4a2a23ce8f06d4669f503
MD5 4a01bb5ba73a2246236a685ba587cfca
SHA1 080bcabac59be7f352053471d32a0e4513221da0
SHA512 92d8b5dd53e8202b5aae48a63e2367f52b6ca1d7f539470cb47565f8d68322f93aa0412bbadad1b70c64f703f5b55bacbf624b82bce4f1b140290f6cbe38e9df
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hl6:Qjee+6evbtPEihGFYO
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv3.ooocccxxx

Path \Users\Admin\elv3.ooocccxxx
Size 595KB
SHA256 ffe2c00daa816455109d9033d737919d2bebc4b608059b1f29abb043acdadbdb
MD5 089659d7736369187e33389028aafb0e
SHA1 8617b0d2f978a807d23e4d7256d9d4d5eb86d28d
SHA512 45fc995cc75c201f4973bc9ebb059ac20faf7e1977c147531ae112e09fd773dacf49f610577f9a8914d85da8ed91045301dcd2e3606a875af7cb89edb3c3c589
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hlx:Qjee+6evbtPEihGFYl
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2832-118-0x00007FFC671D0000-0x00007FFC671E0000-memory.dmp

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memory/2832-117-0x00007FFC671D0000-0x00007FFC671E0000-memory.dmp

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memory/2832-115-0x00007FFC671D0000-0x00007FFC671E0000-memory.dmp

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memory/2832-116-0x00007FFC671D0000-0x00007FFC671E0000-memory.dmp

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memory/2832-127-0x00007FFC64580000-0x00007FFC64590000-memory.dmp

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memory/2832-128-0x00007FFC64580000-0x00007FFC64590000-memory.dmp

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memory/5040-255-0x0000000002DE0000-0x0000000002E10000-memory.dmp

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