emotet | 2f4a7d026c4085d8a4a8ce49a6a0c0811709967063c6300a4ba5b56951c63a85

General

Target

954895897851030__2023-08-03_0953.doc
Size

502.3MB
MD5

a59e9fe46fe7ccd8c74b1dc39553d1a5
SHA1

6b2699157dd7bb19cdb7f0ffb959c20c90318e9c
SHA256

4792472bd90dab5885a789793a3309109b7f8d305203faa011d92b0efdf1720b
SHA512

cfc9951ccf2e7001184b71855c1074c5c8a74b8739494121f5df6f8151d90af6ff5f9ea6b524f71fc4d5b3a3ded608172372c49cb9f7771c6594cb19d179435d
SSDEEP

6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x

Score

10^/10

emotet epoch4 banker 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	4264	1932	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4264 regsvr32.exe
4964 regsvr32.exe

pid	process
4264	regsvr32.exe
4964	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\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Script User-Agent 3 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)
HTTP User-Agent header	28	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	23	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1932 WINWORD.EXE
1932 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4264 regsvr32.exe
4264 regsvr32.exe
4964 regsvr32.exe
4964 regsvr32.exe
4964 regsvr32.exe
4964 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE
1932 WINWORD.EXE

pid	process
1932	WINWORD.EXE
1932	WINWORD.EXE

pid	process
4264	regsvr32.exe
4264	regsvr32.exe
4964	regsvr32.exe
4964	regsvr32.exe
4964	regsvr32.exe
4964	regsvr32.exe

pid	process
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE

pid	process
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE
1932	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1932 wrote to memory of 4264	1932	WINWORD.EXE	regsvr32.exe
PID 1932 wrote to memory of 4264	1932	WINWORD.EXE	regsvr32.exe
PID 4264 wrote to memory of 4964	4264	regsvr32.exe	regsvr32.exe
PID 4264 wrote to memory of 4964	4264	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\954895897851030__2023-08-03_0953.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:1932

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\071252.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4264

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NGkHPjwzUESGYHz\jFbfznGyMGBiP.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4964

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

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\071252.tmp
Filesize
525.5MB

MD5
1b90c8c4f02ecc6637186127ed3d10b9

SHA1
6422278a0347e618c4e9936fd95182389b3b7ef6

SHA256
3cb46a4056e6ac1c5f605003334e215526c4cb6d07da1eca187c620e958eaf2a

SHA512
e89e4b4e3d217e61480aeb307097e40b62b137b5824ccf7b1ed923f13a00f3d1703a45c030973918b35787621c93f9e3127cd4f6e56a78275e63727519010383

Download Submit
C:\Users\Admin\AppData\Local\Temp\071252.tmp
Filesize
525.5MB

MD5
1b90c8c4f02ecc6637186127ed3d10b9

SHA1
6422278a0347e618c4e9936fd95182389b3b7ef6

SHA256
3cb46a4056e6ac1c5f605003334e215526c4cb6d07da1eca187c620e958eaf2a

SHA512
e89e4b4e3d217e61480aeb307097e40b62b137b5824ccf7b1ed923f13a00f3d1703a45c030973918b35787621c93f9e3127cd4f6e56a78275e63727519010383

Download Submit
C:\Users\Admin\AppData\Local\Temp\071255.zip
Filesize
820KB

MD5
a15b8684891df0bddf58efdcb27755fb

SHA1
32b09a7b69397829be27331d15777743a845551d

SHA256
fc21145c5742e1ab2299c1b74ae1251d49492330512312bf2b310be58ed674c3

SHA512
0c478a95e7152562d8b6cad14fae83329190f542b35d65b1c1dfb6a3cf71e66b1890fbb6a79e404c2dceeb87c149be3134d16ce69efbd795fe9006816ed17224

Download Submit
C:\Windows\System32\NGkHPjwzUESGYHz\jFbfznGyMGBiP.dll
Filesize
525.5MB

MD5
1b90c8c4f02ecc6637186127ed3d10b9

SHA1
6422278a0347e618c4e9936fd95182389b3b7ef6

SHA256
3cb46a4056e6ac1c5f605003334e215526c4cb6d07da1eca187c620e958eaf2a

SHA512
e89e4b4e3d217e61480aeb307097e40b62b137b5824ccf7b1ed923f13a00f3d1703a45c030973918b35787621c93f9e3127cd4f6e56a78275e63727519010383

Download Submit
memory/1932-204-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-138-0x00007FFB8D670000-0x00007FFB8D680000-memory.dmp

Filesize
64KB

Download
memory/1932-139-0x00007FFB8D670000-0x00007FFB8D680000-memory.dmp

Filesize
64KB

Download
memory/1932-136-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-135-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-134-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-133-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-137-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-206-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-207-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/1932-205-0x00007FFB8FA90000-0x00007FFB8FAA0000-memory.dmp

Filesize
64KB

Download
memory/4264-179-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/4264-182-0x0000000002330000-0x0000000002331000-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