emotet | ef4f00ef898af4684313869d9a68fe96701e3341e5f94172374800484f9d6f25

General

Target

ef4f00ef898af4684313869d9a68fe96701e3341e5f94172374800484f9d6f25.doc
Size

253KB
MD5

703517ce071eb9ed6d831ff06319a1d5
SHA1

2e3481ba985e4e6f82714c4723e02b90814db812
SHA256

ef4f00ef898af4684313869d9a68fe96701e3341e5f94172374800484f9d6f25
SHA512

bba9ba78c3c12918f0f8bbc5d73f680e78baa5505487a3d00e9bd104855fa253016c50282391013e9f80231ce227b120fa2d32aab6bdfec687c5a2022e071219
SSDEEP

3072:Gw2e6pQqKpXdEbwde5lgfOiqeNn1+o/x0Q6aUmDSKSNLnIiPf8xMwH99P:GwmXoClPzKp0Q6aUmWKSNTIiPkxPH9

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	440	3668	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

440 regsvr32.exe

pid	process
440	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 7 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3668 WINWORD.EXE
3668 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

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

Processes:

WINWORD.EXE

pid process

3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE
3668 WINWORD.EXE

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

pid	process
3668	WINWORD.EXE
3668	WINWORD.EXE

pid	process
440	regsvr32.exe
440	regsvr32.exe

pid	process
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE
3668	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 3668 wrote to memory of 440	3668	WINWORD.EXE	regsvr32.exe
PID 3668 wrote to memory of 440	3668	WINWORD.EXE	regsvr32.exe
PID 440 wrote to memory of 1632	440	regsvr32.exe	regsvr32.exe
PID 440 wrote to memory of 1632	440	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\ef4f00ef898af4684313869d9a68fe96701e3341e5f94172374800484f9d6f25.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:3668

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\232041.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:440

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EcndTkygcf\pxhvTJ.dll"
3⤵
PID:1632

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\232041.tmp
Filesize
512.9MB

MD5
de271baf2e6a223c9dc277df0e575589

SHA1
585093e175bf2de1efe1fd5c93c03e5b8e5fc90c

SHA256
4746d4ac7a3b86417474cafd4d6e682c5bfc30238c78327046caade769834038

SHA512
a04ce88351eecfad9554cb7458903efd33a992a762f67ec9fc798b032bb157c9bca12e6a4ac3e43c40fc81d0a511bbed5b6cc4c0444d864249a2b819e57d137d

Download Submit
C:\Users\Admin\AppData\Local\Temp\232045.zip
Filesize
952KB

MD5
cbc83f707ca1a0f7c830881826794889

SHA1
5e28cdd51dd1a22b9fd77de8cfabb21274b1000a

SHA256
dc0562f5cc88f95f36ddff18ea797ae13f6913085a29c9ccca2f28d5ea277788

SHA512
04160beb0a62119a536e6e978cde7cf6f5a0646fecb677f0fd31db9957f77e8956a43285cd045628c2ac55ab8bf7e2471126c4e744c83998093af9ffc65934b7

Download Submit
\Users\Admin\AppData\Local\Temp\232041.tmp
Filesize
512.9MB

MD5
de271baf2e6a223c9dc277df0e575589

SHA1
585093e175bf2de1efe1fd5c93c03e5b8e5fc90c

SHA256
4746d4ac7a3b86417474cafd4d6e682c5bfc30238c78327046caade769834038

SHA512
a04ce88351eecfad9554cb7458903efd33a992a762f67ec9fc798b032bb157c9bca12e6a4ac3e43c40fc81d0a511bbed5b6cc4c0444d864249a2b819e57d137d

Download Submit
memory/440-335-0x0000000002BA0000-0x0000000002BFA000-memory.dmp

Filesize
360KB

Download
memory/440-337-0x0000000001170000-0x0000000001171000-memory.dmp

Filesize
4KB

Download
memory/3668-122-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-125-0x00007FFCEDE20000-0x00007FFCEDE30000-memory.dmp

Filesize
64KB

Download
memory/3668-126-0x00007FFCEDE20000-0x00007FFCEDE30000-memory.dmp

Filesize
64KB

Download
memory/3668-121-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-120-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-119-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-436-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-437-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-438-0x00007FFCF1590000-0x00007FFCF15A0000-memory.dmp

Filesize
64KB

Download
memory/3668-439-0x00007FFCF1590000-0x00007FFCF15A0000-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