emotet | 91edddb0346f28936ecf7fc31fa3cb51cc2fa12dfbe1d9bdbf61827cf88178ca

General

Target

Scan_17032023.doc
Size

510.4MB
MD5

ef5b2bbcb1bd8bb27dd0fd1d0794c4e8
SHA1

8c2453f3abb04d27434633d146a463a372468fde
SHA256

91edddb0346f28936ecf7fc31fa3cb51cc2fa12dfbe1d9bdbf61827cf88178ca
SHA512

32cd20e67fa7c39dda6df8d3141bb773cfc4a1a0fe761ad2382b5e07ab72af9908e99fbcf2e3327ee8353fff306987632faab6776dfb1b9912891697e87cc990
SSDEEP

6144:zZRtBPT4N/uQaNULlPUvauNTklB7ShcbYdFf8UOPv:zZvJhfKd2amwYdKUq

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

103.85.95.4:8080

103.224.241.74:8080

178.238.225.252:8080

37.59.103.148:8080

78.47.204.80:443

138.197.14.67:8080

128.199.242.164:8080

54.37.228.122:443

37.44.244.177:8080

139.59.80.108:8080

218.38.121.17:443

82.98.180.154:7080

114.79.130.68:443

159.65.135.222:7080

174.138.33.49:7080

195.77.239.39:8080

193.194.92.175:443

198.199.70.22:8080

85.214.67.203:8080

93.84.115.205:7080

ecs1.plain

eck1.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\WINWORD.EXE is not expected to spawn this process	2436	3488	regsvr32.exe	84

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2436	regsvr32.exe
4732	regsvr32.exe

Adds Run key to start application 2 TTPs 2 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\PizlqvcZxA.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\VxtHTH\\PizlqvcZxA.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	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

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

Script User-Agent 5 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	35	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	38	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	40	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	54	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	33	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3488	WINWORD.EXE
3488	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2436	regsvr32.exe
2436	regsvr32.exe
4732	regsvr32.exe
4732	regsvr32.exe
4732	regsvr32.exe
4732	regsvr32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE
3488	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 2436	3488	WINWORD.EXE	91
PID 3488 wrote to memory of 2436	3488	WINWORD.EXE	91
PID 2436 wrote to memory of 4732	2436	regsvr32.exe	94
PID 2436 wrote to memory of 4732	2436	regsvr32.exe	94

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\Scan_17032023.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\094322.tmp"
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\VxtHTH\PizlqvcZxA.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4732

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\094322.tmp

Filesize
561KB

MD5
c901c8089c5e017f8e9b4b15c8ef154f

SHA1
336c2bea43bfa2e8afd27a164dba640f36c0013c

SHA256
fd79e8fa5e3801101a1305b6aba7a5e7fdc852ed9036d6d9a5210be414a5cc5a

SHA512
9ff052f9fc9cc3cf74b170f76d6a20a01c5dbb74b2d97edc9e55b75f52b408f3104e49bf290773bd63d216f2787d945aa7d954b58e927c99e1db18c6a7d74ade

Download Submit
C:\Users\Admin\AppData\Local\Temp\094322.tmp

Filesize
561KB

MD5
c901c8089c5e017f8e9b4b15c8ef154f

SHA1
336c2bea43bfa2e8afd27a164dba640f36c0013c

SHA256
fd79e8fa5e3801101a1305b6aba7a5e7fdc852ed9036d6d9a5210be414a5cc5a

SHA512
9ff052f9fc9cc3cf74b170f76d6a20a01c5dbb74b2d97edc9e55b75f52b408f3104e49bf290773bd63d216f2787d945aa7d954b58e927c99e1db18c6a7d74ade

Download Submit
C:\Windows\System32\VxtHTH\PizlqvcZxA.dll

Filesize
561KB

MD5
c901c8089c5e017f8e9b4b15c8ef154f

SHA1
336c2bea43bfa2e8afd27a164dba640f36c0013c

SHA256
fd79e8fa5e3801101a1305b6aba7a5e7fdc852ed9036d6d9a5210be414a5cc5a

SHA512
9ff052f9fc9cc3cf74b170f76d6a20a01c5dbb74b2d97edc9e55b75f52b408f3104e49bf290773bd63d216f2787d945aa7d954b58e927c99e1db18c6a7d74ade

Download Submit
memory/2436-155-0x0000000002750000-0x000000000277C000-memory.dmp

Filesize
176KB

Download
memory/2436-161-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download
memory/3488-139-0x00007FF840A10000-0x00007FF840A20000-memory.dmp

Filesize
64KB

Download
memory/3488-136-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-151-0x00000240892B0000-0x000002408950F000-memory.dmp

Filesize
2.4MB

Download
memory/3488-135-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-138-0x00007FF840A10000-0x00007FF840A20000-memory.dmp

Filesize
64KB

Download
memory/3488-134-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-137-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-133-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-195-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-196-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-197-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-198-0x00007FF842D90000-0x00007FF842DA0000-memory.dmp

Filesize
64KB

Download
memory/3488-199-0x00000240892B0000-0x000002408950F000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads