emotet | 4a09548ed23227d26027e97ed1d9ef6c66f388327072bc9f298853e238d14d25

Analysis

max time kernel
145s
max time network
147s
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, 11:01

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General

Target
4a09548ed23227d26027e97ed1d9ef6c66f388327072bc9f298853e238d14d25.xls
Size 91KB
Sample221110-m4py2sbbdj
SHA256 4a09548ed23227d26027e97ed1d9ef6c66f388327072bc9f298853e238d14d25
MD5 3e9e9a800e32d20dbe5d482173cded1d
SHA1 b6fc99fb192fb0a649bb1f910bca988f2f2e324b
SHA512 8e002becd2f6da727ffb6af791b5281ef1a18ef389054c9b0e5cb79275550217497dd93f11f89de47ef6c896862450999cf590735e2f5b4affb7db7332b57cfc
SSDEEP 1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgG
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
https://bosny.com/aspnet_client/R50QIOGjmvVlr/
xlm40.dropper
http://navylin.com/autopoisonous/4fZQW/
xlm40.dropper
http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/
xlm40.dropper
http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

Extracted

Family

emotet

Botnet

Epoch5

202.28.34.99:8080
80.211.107.116:8080
175.126.176.79:8080
218.38.121.17:443
139.196.72.155:8080
103.71.99.57:8080
87.106.97.83:7080
178.62.112.199:8080
64.227.55.231:8080
46.101.98.60:8080
54.37.228.122:443
128.199.217.206:443
190.145.8.4:443
209.239.112.82:8080
85.214.67.203:8080
198.199.70.22:8080
128.199.242.164:8080
178.238.225.252:8080
103.85.95.4:8080
103.126.216.86:443
104.244.79.94:443
36.67.23.59:443
37.44.244.177:8080
160.16.143.191:8080
85.25.120.45:8080
103.56.149.105:8080
210.57.209.142:8080
195.77.239.39:8080
62.171.178.147:8080
118.98.72.86:443
103.224.241.74:8080
185.148.169.10:8080
103.41.204.169:8080
186.250.48.5:443
165.22.254.236:8080
93.104.209.107:8080
139.59.80.108:8080
196.44.98.190:8080
114.79.130.68:443
115.178.55.22:80
103.254.12.236:7080
172.105.115.71:8080
174.138.33.49:7080
51.75.33.122:443
83.229.80.93:8080
78.47.204.80:443
188.165.79.151:443
202.134.4.210:7080
82.98.180.154:7080

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 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	4804	4660	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	476	4660	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3280	4660	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3300	4660	regsvr32.exe	66

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
4804	regsvr32.exe
476	regsvr32.exe

Adds Run key to start application 2 TTPs 4 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\MkSeHVq.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\GQjSeIzlnHgpyGI\\MkSeHVq.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hpNoFLKbj.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\WJEYdVLMHeUz\\hpNoFLKbj.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 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
4660	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4804	regsvr32.exe
4804	regsvr32.exe
3924	regsvr32.exe
3924	regsvr32.exe
3924	regsvr32.exe
3924	regsvr32.exe
476	regsvr32.exe
476	regsvr32.exe
1164	regsvr32.exe
1164	regsvr32.exe
1164	regsvr32.exe
1164	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4660	EXCEL.EXE
4660	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE
4660	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4660 wrote to memory of 4804	4660	EXCEL.EXE	75
PID 4660 wrote to memory of 4804	4660	EXCEL.EXE	75
PID 4804 wrote to memory of 3924	4804	regsvr32.exe	76
PID 4804 wrote to memory of 3924	4804	regsvr32.exe	76
PID 4660 wrote to memory of 476	4660	EXCEL.EXE	77
PID 4660 wrote to memory of 476	4660	EXCEL.EXE	77
PID 476 wrote to memory of 1164	476	regsvr32.exe	78
PID 476 wrote to memory of 1164	476	regsvr32.exe	78
PID 4660 wrote to memory of 3280	4660	EXCEL.EXE	79
PID 4660 wrote to memory of 3280	4660	EXCEL.EXE	79
PID 4660 wrote to memory of 3300	4660	EXCEL.EXE	80
PID 4660 wrote to memory of 3300	4660	EXCEL.EXE	80

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4a09548ed23227d26027e97ed1d9ef6c66f388327072bc9f298853e238d14d25.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:4660
- 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:4804
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WJEYdVLMHeUz\hpNoFLKbj.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3924
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:476
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GQjSeIzlnHgpyGI\MkSeHVq.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1164
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3280
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3300

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

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Downloads

elv1.ooocccxxx

Path C:\Users\Admin\elv1.ooocccxxx
Size 621KB
SHA256 81c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
MD5 66b4491439355f09a830aaabb32dd6c7
SHA1 d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA512 f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi7gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9X6ZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

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elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 621KB
SHA256 5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
MD5 aeb676d2fa1854a89f970736dbb6ebf7
SHA1 f937c2cd80d116c535113c9a1d85528de0df94ad
SHA512 9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi6gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9XRZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv1.ooocccxxx

Path \Users\Admin\elv1.ooocccxxx
Size 621KB
SHA256 81c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
MD5 66b4491439355f09a830aaabb32dd6c7
SHA1 d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA512 f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi7gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9X6ZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv2.ooocccxxx

Path \Users\Admin\elv2.ooocccxxx
Size 621KB
SHA256 5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
MD5 aeb676d2fa1854a89f970736dbb6ebf7
SHA1 f937c2cd80d116c535113c9a1d85528de0df94ad
SHA512 9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi6gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9XRZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4660-116-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-129-0x00007FFE7C260000-0x00007FFE7C270000-memory.dmp

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memory/4660-128-0x00007FFE7C260000-0x00007FFE7C270000-memory.dmp

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memory/4660-119-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-118-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-117-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-312-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-313-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-314-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4660-315-0x00007FFE7FCC0000-0x00007FFE7FCD0000-memory.dmp

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memory/4804-260-0x00000000026E0000-0x000000000270E000-memory.dmp

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