emotet | d66ec368c1f0c2d61f6cad21c6c0973fbdd561773af184fada09bb62d0309e4b

General

Target

Fattura 2023 - IT 00993.doc
Size

522.3MB
MD5

810a64ae0b33101c6c9247d9f01d4ec2
SHA1

c43bfa75046c4ddf1d6c73961ada5d273822f34b
SHA256

c6f249d45a78978f7e1256d9606948802f8f040b16f39e646f0ef6b3b6c68198
SHA512

c52327c9f033db5f2b975390de37a44b8ed013c401438733032a09c11475a4d0aa4714c4358ff06a958abe290cc2f22e1ac80e3b8294b6390f9efff7c99d1927
SSDEEP

6144:jkmCUX1RauEA55axdWFyDDIqqmbwbLUW:omC7uz552AFZqXbwbA

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

164.68.99.3:8080

164.90.222.65:443

186.194.240.217:443

1.234.2.232:8080

103.75.201.2:443

187.63.160.88:80

147.139.166.154:8080

91.207.28.33:8080

5.135.159.50:443

153.92.5.27:8080

213.239.212.5:443

103.43.75.120:443

159.65.88.10:8080

167.172.253.162:8080

153.126.146.25:7080

119.59.103.152:8080

107.170.39.149:8080

183.111.227.137:8080

159.89.202.34:443

110.232.117.186:8080

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.

Processes:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1504	2268	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

1504 regsvr32.exe
2460 regsvr32.exe

pid	process
1504	regsvr32.exe
2460	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

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

Processes:

WINWORD.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 26 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2268 WINWORD.EXE
2268 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

1504 regsvr32.exe
1504 regsvr32.exe
2460 regsvr32.exe
2460 regsvr32.exe
2460 regsvr32.exe
2460 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE
2268 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	26	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
2268	WINWORD.EXE
2268	WINWORD.EXE

pid	process
1504	regsvr32.exe
1504	regsvr32.exe
2460	regsvr32.exe
2460	regsvr32.exe
2460	regsvr32.exe
2460	regsvr32.exe

pid	process
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE

pid	process
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE
2268	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 2268 wrote to memory of 1504	2268	WINWORD.EXE	regsvr32.exe
PID 2268 wrote to memory of 1504	2268	WINWORD.EXE	regsvr32.exe
PID 1504 wrote to memory of 2460	1504	regsvr32.exe	regsvr32.exe
PID 1504 wrote to memory of 2460	1504	regsvr32.exe	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Fattura 2023 - IT 00993.doc" /o ""
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:2268

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\091430.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1504

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YfgMHM\qUWCZcPKFZG.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2460

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\091430.tmp

Filesize
514.5MB

MD5
7ac680c04fe36ba51d7ef663aa11b38e

SHA1
032bfaa90439cc877cee474c9595aa5d592cb6a2

SHA256
bb098f66438c8762e5015baaeac49f9ac81545c10bbe899803db56e9c2ada98a

SHA512
6a6c8e1d969153735ff7381607b649e2d4d431c3ee08e0291de8f25a794f62725a51df1edc44df76db355972e943506904726d2f23d842a06adbc230e140be72

Download Submit
C:\Users\Admin\AppData\Local\Temp\091430.tmp

Filesize
514.5MB

MD5
7ac680c04fe36ba51d7ef663aa11b38e

SHA1
032bfaa90439cc877cee474c9595aa5d592cb6a2

SHA256
bb098f66438c8762e5015baaeac49f9ac81545c10bbe899803db56e9c2ada98a

SHA512
6a6c8e1d969153735ff7381607b649e2d4d431c3ee08e0291de8f25a794f62725a51df1edc44df76db355972e943506904726d2f23d842a06adbc230e140be72

Download Submit
C:\Users\Admin\AppData\Local\Temp\091431.zip

Filesize
809KB

MD5
f780db732dafe3aea7bec6e5b1915dc5

SHA1
a388e7954f76557d5edf4b8315d669fd2e4e7e8c

SHA256
14ee7bb38b78d00530df973d039d0c0586c4fd83e890e0cb63761f4b5baed11d

SHA512
6cc273cf52d6cc767dfa05b6408053ffa695abdaa42684d1fd196e3e43aca9b1395b5954266a8601f34cd52c5d7e559f0bad65dea2b5ac4ea17adf6ce1793f4c

Download Submit
C:\Windows\System32\YfgMHM\qUWCZcPKFZG.dll

Filesize
514.5MB

MD5
7ac680c04fe36ba51d7ef663aa11b38e

SHA1
032bfaa90439cc877cee474c9595aa5d592cb6a2

SHA256
bb098f66438c8762e5015baaeac49f9ac81545c10bbe899803db56e9c2ada98a

SHA512
6a6c8e1d969153735ff7381607b649e2d4d431c3ee08e0291de8f25a794f62725a51df1edc44df76db355972e943506904726d2f23d842a06adbc230e140be72

Download Submit
memory/1504-177-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/1504-180-0x0000000002570000-0x0000000002571000-memory.dmp

Filesize
4KB

Download
memory/2268-136-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-137-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-134-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-135-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-139-0x00007FFB12B70000-0x00007FFB12B80000-memory.dmp

Filesize
64KB

Download
memory/2268-138-0x00007FFB12B70000-0x00007FFB12B80000-memory.dmp

Filesize
64KB

Download
memory/2268-133-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-207-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-206-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-208-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download
memory/2268-209-0x00007FFB14BD0000-0x00007FFB14BE0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads