emotet | 90c4ced19038b7b2743b059df070a3eff46c8be01d70471ad7689fac1034b954

General

Target

Awaiting for your confirmation.doc
Size

519.3MB
MD5

11cd91227374eb49e26c0714e04b1a4b
SHA1

f2cfc55d9c79958abfd41d4e87d105201ad6ea9f
SHA256

6d4ac73f163c4ce1d075347af07a6c7a418c60de3ba8fc625edc4a82316316b9
SHA512

a81762954e2e00be6e62f02cf496319bf5444f40b2291045dbeb6239ce9eef310468b988c20d1b4d2697b77dab4bd5ab865a96eb6aad3620623f508ad5919f85
SSDEEP

6144:1620tqUx3Xu+7ZkRIDNGi9a0Va5UAClo:1620tqm3+I2ezcz5U3lo

Score

10^/10

emotet epoch4 banker persistence 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	4352	216	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4352 regsvr32.exe
988 regsvr32.exe

pid	process
4352	regsvr32.exe
988	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CmEiSzSYOArIfPn.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\WalEcbBdAOKo\\CmEiSzSYOArIfPn.dll\""	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 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	47	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	48	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

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

Processes:

regsvr32.exeregsvr32.exe

pid process

4352 regsvr32.exe
4352 regsvr32.exe
988 regsvr32.exe
988 regsvr32.exe
988 regsvr32.exe
988 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

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

Processes:

WINWORD.EXE

pid process

216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE
216 WINWORD.EXE

pid	process
216	WINWORD.EXE
216	WINWORD.EXE

pid	process
4352	regsvr32.exe
4352	regsvr32.exe
988	regsvr32.exe
988	regsvr32.exe
988	regsvr32.exe
988	regsvr32.exe

pid	process
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE

pid	process
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE
216	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 216 wrote to memory of 4352	216	WINWORD.EXE	regsvr32.exe
PID 216 wrote to memory of 4352	216	WINWORD.EXE	regsvr32.exe
PID 4352 wrote to memory of 988	4352	regsvr32.exe	regsvr32.exe
PID 4352 wrote to memory of 988	4352	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\Awaiting for your confirmation.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:216

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\134309.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4352

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WalEcbBdAOKo\CmEiSzSYOArIfPn.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:988

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\134309.tmp
Filesize
523.5MB

MD5
bdcbd67c023c8572b6b7aedf3d326f45

SHA1
70111bf00b6357316648d1cc8b6d1e4d56c350d0

SHA256
7bbbec1a5a9a6e676952be7aaad483087463516a7acdabc8effc42909cd65fce

SHA512
6c242ec9cfb05f854cdc1439e24e9a59bc7f3fd631a11b8aec6c52bd0f1816bc072946cabe74cc7dc8dae4aa5adbbf478818f922ed8b8ed9a507c1769aeea65e

Download Submit
C:\Users\Admin\AppData\Local\Temp\134309.tmp
Filesize
523.5MB

MD5
bdcbd67c023c8572b6b7aedf3d326f45

SHA1
70111bf00b6357316648d1cc8b6d1e4d56c350d0

SHA256
7bbbec1a5a9a6e676952be7aaad483087463516a7acdabc8effc42909cd65fce

SHA512
6c242ec9cfb05f854cdc1439e24e9a59bc7f3fd631a11b8aec6c52bd0f1816bc072946cabe74cc7dc8dae4aa5adbbf478818f922ed8b8ed9a507c1769aeea65e

Download Submit
C:\Users\Admin\AppData\Local\Temp\134316.zip
Filesize
829KB

MD5
b5735621a1ff41aa190380856e7635b4

SHA1
61f0832f1ec68f017ae3ff97b5238e055ec1788f

SHA256
1639ae2dae63b4d1df66ddaa4bb94adcc183f925afdbd2cbb1b59095f9b560b5

SHA512
acaad69d0dc52035395cfd60258f4d1f07f527379a31314c0352762233d1cc295cc860d4ae2247c0bb7bf9f554e9350d05e3ef9921f36393b4304ac743f781ba

Download Submit
C:\Windows\System32\WalEcbBdAOKo\CmEiSzSYOArIfPn.dll
Filesize
523.5MB

MD5
bdcbd67c023c8572b6b7aedf3d326f45

SHA1
70111bf00b6357316648d1cc8b6d1e4d56c350d0

SHA256
7bbbec1a5a9a6e676952be7aaad483087463516a7acdabc8effc42909cd65fce

SHA512
6c242ec9cfb05f854cdc1439e24e9a59bc7f3fd631a11b8aec6c52bd0f1816bc072946cabe74cc7dc8dae4aa5adbbf478818f922ed8b8ed9a507c1769aeea65e

Download Submit
memory/216-134-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-138-0x00007FFC8D070000-0x00007FFC8D080000-memory.dmp

Filesize
64KB

Download
memory/216-139-0x00007FFC8D070000-0x00007FFC8D080000-memory.dmp

Filesize
64KB

Download
memory/216-136-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-135-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-137-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-133-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-206-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-207-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-208-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/216-209-0x00007FFC8F230000-0x00007FFC8F240000-memory.dmp

Filesize
64KB

Download
memory/4352-179-0x00000000024C0000-0x00000000024ED000-memory.dmp

Filesize
180KB

Download
memory/4352-182-0x0000000000B10000-0x0000000000B11000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads