emotet | f72c3339a6ce6a8ba0fe430773d99e890d19d54357d14e838501bfea0b1cb2f1

General

Target

f72c3339a6ce6a8ba0fe430773d99e890d19d54357d14e838501bfea0b1cb2f1.doc
Size

207KB
MD5

ca35c5ec8c75acc2c9ba7c19076ade0d
SHA1

ca31df8e4d94ed1d9648f103462f11988e87e77b
SHA256

f72c3339a6ce6a8ba0fe430773d99e890d19d54357d14e838501bfea0b1cb2f1
SHA512

6b51039c707b2f89f495d94b49c2cb3d57132bc333933687e3e7c598aa2b6ee9132c6e4863b92f52ac78227e6e515b8ee0bc6a414e2e2f5aa06f499dfa0da218
SSDEEP

3072:r43Tj6XFk1R81XNvvMGSsLyVwy+WNX3pMwwrnYD5LPfF:r43T2N++WF3KfrYD5LPfF

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	3932	4060	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

3932 regsvr32.exe

pid	process
3932	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 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 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 7 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4060 WINWORD.EXE
4060 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

3932 regsvr32.exe
3932 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE
4060 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	7	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
4060	WINWORD.EXE
4060	WINWORD.EXE

pid	process
3932	regsvr32.exe
3932	regsvr32.exe

pid	process
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE
4060	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 4060 wrote to memory of 3932	4060	WINWORD.EXE	regsvr32.exe
PID 4060 wrote to memory of 3932	4060	WINWORD.EXE	regsvr32.exe
PID 3932 wrote to memory of 2196	3932	regsvr32.exe	regsvr32.exe
PID 3932 wrote to memory of 2196	3932	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\f72c3339a6ce6a8ba0fe430773d99e890d19d54357d14e838501bfea0b1cb2f1.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:4060

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\172215.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3932

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GISfkfrfXNqVz\yzypNAlJ.dll"
3⤵
PID:2196

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\172215.tmp
Filesize
509.9MB

MD5
c03951ac70552d5c6ddaac720916be61

SHA1
a7e86222b50fca01b5ef42fd4923c5b26435cee2

SHA256
6dc3bd52836a6cc136c6806ef153e69501342183c0a3509bdc8f477d34d0a16f

SHA512
8e6f6a1e1176df75dc1b316a670acf3bb1bd848c2951e975cec1f1f59d0178f9a630ec27c4fa7c7982a7d366abec27a2408f5fa3571b559005dc79a8ad8c3d4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\172218.zip
Filesize
949KB

MD5
a232f43d18804c203a524122bae87c55

SHA1
f64e1ec988d90cd1117e56104844a9b2d7437c3d

SHA256
1d4fb588a44f6e516e6b8285e45712293518571177ec0fb26f7fb1459fb00aaa

SHA512
8977cc5a5ceab4da383f51ff93bd62b3ce3e24a9a06d0ad4ed94c73f2a51421e367babf59d0afde22fe7c33c1919cc8828937a7a1e328f2d40c960cac7e21d1f

Download Submit
\Users\Admin\AppData\Local\Temp\172215.tmp
Filesize
509.9MB

MD5
c03951ac70552d5c6ddaac720916be61

SHA1
a7e86222b50fca01b5ef42fd4923c5b26435cee2

SHA256
6dc3bd52836a6cc136c6806ef153e69501342183c0a3509bdc8f477d34d0a16f

SHA512
8e6f6a1e1176df75dc1b316a670acf3bb1bd848c2951e975cec1f1f59d0178f9a630ec27c4fa7c7982a7d366abec27a2408f5fa3571b559005dc79a8ad8c3d4a

Download Submit
memory/3932-334-0x0000000002840000-0x000000000289A000-memory.dmp

Filesize
360KB

Download
memory/3932-345-0x0000000000DD0000-0x0000000000DD1000-memory.dmp

Filesize
4KB

Download
memory/4060-123-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-126-0x00007FFAF46D0000-0x00007FFAF46E0000-memory.dmp

Filesize
64KB

Download
memory/4060-128-0x00007FFAF46D0000-0x00007FFAF46E0000-memory.dmp

Filesize
64KB

Download
memory/4060-122-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-121-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-120-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-441-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-442-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-443-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download
memory/4060-444-0x00007FFAF7E10000-0x00007FFAF7E20000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads