emotet | 7c2e313ff5b97224885b621ff07771baefc29bd84b89c901427f8cf3f6ddb0f6

General

Target

Dokumente 2023.09.03_1332.doc
Size

523.3MB
MD5

04e0a61316f83d32bd9385359ebfdb9d
SHA1

50343a88ef0852e548400442c52a6f2df864114d
SHA256

36a7caa80e967cb1e6093918507d386448af2d64c5ddf3f5c5feaeed80977b16
SHA512

03145326077d23329c4d9cfe6a778d64ef2bef7e0ce7f3e213324870bfa6004bb25ed3bd1b60256c7367a316300668e4464debe05442136d0ac4db366f2bf057
SSDEEP

6144:QDuxuMOZCBtANveapnaWVgsaNlbfXhoEHC87pnkTnlzIWZ4:18yGZZak8fxJB1e5IWZ4

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

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	5000	3084	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

5000 regsvr32.exe
1896 regsvr32.exe

pid	process
5000	regsvr32.exe
1896	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uafizcenCWfEXGN.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\LPhdMtgvrVJsx\\uafizcenCWfEXGN.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	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 48 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3084 WINWORD.EXE
3084 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

5000 regsvr32.exe
5000 regsvr32.exe
1896 regsvr32.exe
1896 regsvr32.exe
1896 regsvr32.exe
1896 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE
3084 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	48	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
3084	WINWORD.EXE
3084	WINWORD.EXE

pid	process
5000	regsvr32.exe
5000	regsvr32.exe
1896	regsvr32.exe
1896	regsvr32.exe
1896	regsvr32.exe
1896	regsvr32.exe

pid	process
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE

pid	process
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE
3084	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 3084 wrote to memory of 5000	3084	WINWORD.EXE	regsvr32.exe
PID 3084 wrote to memory of 5000	3084	WINWORD.EXE	regsvr32.exe
PID 5000 wrote to memory of 1896	5000	regsvr32.exe	regsvr32.exe
PID 5000 wrote to memory of 1896	5000	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\Dokumente 2023.09.03_1332.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:3084

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\133859.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5000

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LPhdMtgvrVJsx\uafizcenCWfEXGN.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1896

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\133859.tmp
Filesize
531.5MB

MD5
f64544cfce0287fdf9062605f884fc54

SHA1
bd5470a805762a371d72a05e48ba397442e0a8e6

SHA256
83f604c5e5f6856ab2ccfdb732218f87ea0f5704043f5ec384d8fdcc9a85a513

SHA512
2d51dfe44a684305075fc847a652ee04f4bac2900a0f3c677b6a6a70be5201a703a3918993fc994107b66167c7268a1b89b5cf8b53c1fa4af11bff38ef29a7e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\133859.tmp
Filesize
531.5MB

MD5
f64544cfce0287fdf9062605f884fc54

SHA1
bd5470a805762a371d72a05e48ba397442e0a8e6

SHA256
83f604c5e5f6856ab2ccfdb732218f87ea0f5704043f5ec384d8fdcc9a85a513

SHA512
2d51dfe44a684305075fc847a652ee04f4bac2900a0f3c677b6a6a70be5201a703a3918993fc994107b66167c7268a1b89b5cf8b53c1fa4af11bff38ef29a7e7

Download Submit
C:\Users\Admin\AppData\Local\Temp\133900.zip
Filesize
816KB

MD5
792875b3dd621781b5012aad4c44316a

SHA1
f6e9e202a8dc07816e2ea06cc00beaf17b8e8bf9

SHA256
03e98dc99228da5853b7a86f72a775df3d496b222ad1201e10abd2d2ef6aafb7

SHA512
f416501c31534f792d2ea9ee56f11a9131db39030561fbb869d8e49594f81aded4da1383de91266218e6a27a562a1e151b452e3bd3babf0e746d30d341253037

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Windows\System32\LPhdMtgvrVJsx\uafizcenCWfEXGN.dll
Filesize
531.5MB

MD5
f64544cfce0287fdf9062605f884fc54

SHA1
bd5470a805762a371d72a05e48ba397442e0a8e6

SHA256
83f604c5e5f6856ab2ccfdb732218f87ea0f5704043f5ec384d8fdcc9a85a513

SHA512
2d51dfe44a684305075fc847a652ee04f4bac2900a0f3c677b6a6a70be5201a703a3918993fc994107b66167c7268a1b89b5cf8b53c1fa4af11bff38ef29a7e7

Download Submit
memory/1896-190-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/3084-136-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-137-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-135-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-134-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-133-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-139-0x00007FF8EED50000-0x00007FF8EED60000-memory.dmp

Filesize
64KB

Download
memory/3084-138-0x00007FF8EED50000-0x00007FF8EED60000-memory.dmp

Filesize
64KB

Download
memory/3084-220-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-221-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-223-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/3084-222-0x00007FF8F0DB0000-0x00007FF8F0DC0000-memory.dmp

Filesize
64KB

Download
memory/5000-176-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/5000-179-0x0000000001110000-0x0000000001111000-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