emotet | a14a4a807c275b98eff724f72358fcac4790d9bad735667efb271ad339fcddac

General

Target

a14a4a807c275b98eff724f72358fcac4790d9bad735667efb271ad339fcddac.doc
Size

207KB
MD5

e2b2e81d94600338e279924278a3e0c4
SHA1

1ea91cf8ae8087f1c81c012a4346fc8079720a3e
SHA256

a14a4a807c275b98eff724f72358fcac4790d9bad735667efb271ad339fcddac
SHA512

f4ce8868b3cf604b78ccb6c9bcf00ba2078d63272aab6d327e78df2e19fb533c436df9b6f9437cde0a4a62ef6eeed966f6a56c7803c2f603642c750c6aebc47c
SSDEEP

3072:qjaqgJKlkOLyO1k7df0r56kgJOpI8wffI/0GQFrjhfcl4kbo:q7kOLd1k7df0rMkgJb8wfg/Wrebbo

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

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	4948	1716	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

4948 regsvr32.exe

pid	process
4948	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 8 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1716 WINWORD.EXE
1716 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

4948 regsvr32.exe
4948 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
1716	WINWORD.EXE
1716	WINWORD.EXE

pid	process
4948	regsvr32.exe
4948	regsvr32.exe

pid	process
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1716 wrote to memory of 4948	1716	WINWORD.EXE	regsvr32.exe
PID 1716 wrote to memory of 4948	1716	WINWORD.EXE	regsvr32.exe
PID 4948 wrote to memory of 812	4948	regsvr32.exe	regsvr32.exe
PID 4948 wrote to memory of 812	4948	regsvr32.exe	regsvr32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

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\a14a4a807c275b98eff724f72358fcac4790d9bad735667efb271ad339fcddac.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:1716

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\003636.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4948

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WATraHmjr\Ztcfciwm.dll"
3⤵
PID:812

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\003636.tmp
Filesize
500.9MB

MD5
14ec6ab21eaa2e1250ead41fd8455bee

SHA1
65767515daf75de6f2a991b55ac3b2ab156d7816

SHA256
1acd2c582eb7030a89269211f867b29bd7fe0d05328275066fc80c2c71787b42

SHA512
8b4e188f47af93fdb97ef907f57f97dc40b06848bab4e86d5b292e2692c5781833e27e45002e8cb5ac3ae02370942d839062dfd33e6db46e4492b75cca55de95

Download Submit
C:\Users\Admin\AppData\Local\Temp\003639.zip
Filesize
940KB

MD5
7759e67f90c999b669de99fcf7e43ad1

SHA1
168f9fd913d5d3a683b754d6d580ccd8b2600909

SHA256
b9cbac9190743e27160d2c1a6d0802a3b8977b60e8f4bb7865e62ab52374a37e

SHA512
872f243f1c3f64611c145a2efe1dfacbb156572b50c22e6299cec8f9884bdfd59c35eaca99b7117ea2c23230ef24c8982960d05b5fd997a979e2b16b19d63a77

Download Submit
\Users\Admin\AppData\Local\Temp\003636.tmp
Filesize
500.9MB

MD5
14ec6ab21eaa2e1250ead41fd8455bee

SHA1
65767515daf75de6f2a991b55ac3b2ab156d7816

SHA256
1acd2c582eb7030a89269211f867b29bd7fe0d05328275066fc80c2c71787b42

SHA512
8b4e188f47af93fdb97ef907f57f97dc40b06848bab4e86d5b292e2692c5781833e27e45002e8cb5ac3ae02370942d839062dfd33e6db46e4492b75cca55de95

Download Submit
memory/1716-119-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-122-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/1716-123-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/1716-118-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-117-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-116-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-427-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-428-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-429-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-430-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/4948-323-0x0000000002B30000-0x0000000002B8A000-memory.dmp

Filesize
360KB

Download
memory/4948-333-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads