emotet | a4cc1fff6eae705fab7fe91be559831ca6d55c604897edaeef099a7d9598dd42

General

Target

2023-03-08_1025.doc
Size

537.3MB
MD5

183aff7571708bfe62f6fa5970f9291e
SHA1

6e4cf58ed7fa40754f7cca2cb59d8342f47d5b4d
SHA256

a4cc1fff6eae705fab7fe91be559831ca6d55c604897edaeef099a7d9598dd42
SHA512

44c59f2d3178c3ffe0a3ae196cb8a12645e8ab81b4f40260622c6a7e5017840faca522ecc7ad6092e61af4996ce60f7e33121dcb2fae6e80343186435e3b1e30
SSDEEP

6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x

Score

10^/10

emotet epoch4 banker 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	632	4572	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exe

pid process

632 regsvr32.exe
632 regsvr32.exe

pid	process
632	regsvr32.exe
632	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 40 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4572 WINWORD.EXE
4572 WINWORD.EXE
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

4572 WINWORD.EXE
4572 WINWORD.EXE
4572 WINWORD.EXE
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

WINWORD.EXE

pid process

4572 WINWORD.EXE
4572 WINWORD.EXE
4572 WINWORD.EXE
4572 WINWORD.EXE

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

pid	process
4572	WINWORD.EXE
4572	WINWORD.EXE

pid	process
4572	WINWORD.EXE
4572	WINWORD.EXE
4572	WINWORD.EXE

pid	process
4572	WINWORD.EXE
4572	WINWORD.EXE
4572	WINWORD.EXE
4572	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 4572 wrote to memory of 632	4572	WINWORD.EXE	regsvr32.exe
PID 4572 wrote to memory of 632	4572	WINWORD.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\2023-03-08_1025.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:4572

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\084800.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
PID:632

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ULmutINTt\tsSJApPX.dll"
3⤵
PID:4208

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\084800.tmp
Filesize
543.7MB

MD5
1cd2550e072ec2792339b133005549ed

SHA1
c2839a8bc63517bcee9ec16a222690e0f8aa3a74

SHA256
af9f8a5c3e4edb4798c25b6fe3e41eeba5d4a41782dbf81a7ba5b3a93652a02a

SHA512
e77442d144cad2635a3078a5359b24d9febc164fdfb6424cff5b4d02775ece2df3bdf6575170a9eec9b1d3ce22370efb726c9c611db86fac8d530ce2e9a7903e

Download Submit
C:\Users\Admin\AppData\Local\Temp\084800.tmp
Filesize
543.7MB

MD5
1cd2550e072ec2792339b133005549ed

SHA1
c2839a8bc63517bcee9ec16a222690e0f8aa3a74

SHA256
af9f8a5c3e4edb4798c25b6fe3e41eeba5d4a41782dbf81a7ba5b3a93652a02a

SHA512
e77442d144cad2635a3078a5359b24d9febc164fdfb6424cff5b4d02775ece2df3bdf6575170a9eec9b1d3ce22370efb726c9c611db86fac8d530ce2e9a7903e

Download Submit
C:\Users\Admin\AppData\Local\Temp\084800.tmp
Filesize
543.7MB

MD5
1cd2550e072ec2792339b133005549ed

SHA1
c2839a8bc63517bcee9ec16a222690e0f8aa3a74

SHA256
af9f8a5c3e4edb4798c25b6fe3e41eeba5d4a41782dbf81a7ba5b3a93652a02a

SHA512
e77442d144cad2635a3078a5359b24d9febc164fdfb6424cff5b4d02775ece2df3bdf6575170a9eec9b1d3ce22370efb726c9c611db86fac8d530ce2e9a7903e

Download Submit
C:\Users\Admin\AppData\Local\Temp\084803.zip
Filesize
867KB

MD5
6c839d892fef2f37d973ca28ce5e7a3b

SHA1
175ee07dc770ad81455d1f95152f1ae07e875e0e

SHA256
b2f19314b692f584203e6711e8d54f32b91a7864adbd203a4eaf6785042d47d9

SHA512
18a1ffa1876554a0e7716cbe5d77ce26a373aeb16992986bb8baaece2af502b576d7001a4271ceda09cec6fbbe750c06c8d40d4449ff8b52d01a924a49462af7

Download Submit
C:\Windows\System32\ULmutINTt\tsSJApPX.dll
Filesize
489.9MB

MD5
f61c0284d2022d0819174ee1a63c9b64

SHA1
052f5f33b6638ed91cd9a855802f9286689bebfe

SHA256
84190258b49b7fe647c7cfa1e4738d42b5ffa35feec69e1fe74da63297d00f67

SHA512
b3b16486210603630a701d83a890ccc8ed56eb35dd1e6ee18a83a81509a148dd0aa48e24faac659a2a1ed7871ce00396eb2cbd539904db90bfb916010d031b96

Download Submit
memory/632-180-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/632-177-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/632-175-0x00000000020C0000-0x0000000002181000-memory.dmp

Filesize
772KB

Download
memory/4208-190-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/4572-139-0x00007FFD7A960000-0x00007FFD7A970000-memory.dmp

Filesize
64KB

Download
memory/4572-138-0x00007FFD7A960000-0x00007FFD7A970000-memory.dmp

Filesize
64KB

Download
memory/4572-137-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-136-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-135-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-134-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-133-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-218-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-219-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-220-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download
memory/4572-221-0x00007FFD7D130000-0x00007FFD7D140000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads