emotet | d7e01bffc54e99f8ead1a8499dae9d51fa259a4f18062f2d5312cd3ee09394ad

General

Target

d7e01bffc54e99f8ead1a8499dae9d51fa259a4f18062f2d5312cd3ee09394ad.doc
Size

284KB
MD5

1ed1a8d46dc3e3d89fdbf5eb00f42edb
SHA1

1b6e2c9ba31d58d4e330874314e59a7fce33dad5
SHA256

d7e01bffc54e99f8ead1a8499dae9d51fa259a4f18062f2d5312cd3ee09394ad
SHA512

817af8445436c2325e8d2c5047b66149d776dca834f4b1fb584e938f287791cd0545c59430dbd927c3a88c23ec0c06f10f2272085a1c1913ac1a4a05af0287d2
SSDEEP

3072:2IdQGckpM56QDp+SBTA8ku4afD4Ka1Rvl/4Wbqzwc7vanLubTvjVwKVi3yJuq6r:x9HkpzTTfD4KuNbqzryKvmKV8yJor

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	5108	1716	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

5108 regsvr32.exe

pid	process
5108	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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 8 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1716 WINWORD.EXE
1716 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

5108 regsvr32.exe
5108 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE
1716 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
1716	WINWORD.EXE
1716	WINWORD.EXE

pid	process
5108	regsvr32.exe
5108	regsvr32.exe

pid	process
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE
1716	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1716 wrote to memory of 5108	1716	WINWORD.EXE	regsvr32.exe
PID 1716 wrote to memory of 5108	1716	WINWORD.EXE	regsvr32.exe
PID 5108 wrote to memory of 1484	5108	regsvr32.exe	regsvr32.exe
PID 5108 wrote to memory of 1484	5108	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\d7e01bffc54e99f8ead1a8499dae9d51fa259a4f18062f2d5312cd3ee09394ad.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:1716

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\232200.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5108

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NrLyODCm\QkvqnxtKfNXHTrN.dll"
3⤵
PID:1484

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\232200.tmp
Filesize
512.9MB

MD5
de271baf2e6a223c9dc277df0e575589

SHA1
585093e175bf2de1efe1fd5c93c03e5b8e5fc90c

SHA256
4746d4ac7a3b86417474cafd4d6e682c5bfc30238c78327046caade769834038

SHA512
a04ce88351eecfad9554cb7458903efd33a992a762f67ec9fc798b032bb157c9bca12e6a4ac3e43c40fc81d0a511bbed5b6cc4c0444d864249a2b819e57d137d

Download Submit
C:\Users\Admin\AppData\Local\Temp\232204.zip
Filesize
952KB

MD5
cbc83f707ca1a0f7c830881826794889

SHA1
5e28cdd51dd1a22b9fd77de8cfabb21274b1000a

SHA256
dc0562f5cc88f95f36ddff18ea797ae13f6913085a29c9ccca2f28d5ea277788

SHA512
04160beb0a62119a536e6e978cde7cf6f5a0646fecb677f0fd31db9957f77e8956a43285cd045628c2ac55ab8bf7e2471126c4e744c83998093af9ffc65934b7

Download Submit
\Users\Admin\AppData\Local\Temp\232200.tmp
Filesize
512.9MB

MD5
de271baf2e6a223c9dc277df0e575589

SHA1
585093e175bf2de1efe1fd5c93c03e5b8e5fc90c

SHA256
4746d4ac7a3b86417474cafd4d6e682c5bfc30238c78327046caade769834038

SHA512
a04ce88351eecfad9554cb7458903efd33a992a762f67ec9fc798b032bb157c9bca12e6a4ac3e43c40fc81d0a511bbed5b6cc4c0444d864249a2b819e57d137d

Download Submit
memory/1716-119-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-122-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/1716-123-0x00007FFE816B0000-0x00007FFE816C0000-memory.dmp

Filesize
64KB

Download
memory/1716-118-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-117-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-116-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-422-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-423-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-424-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/1716-425-0x00007FFE849B0000-0x00007FFE849C0000-memory.dmp

Filesize
64KB

Download
memory/5108-334-0x0000000001F70000-0x0000000001FCA000-memory.dmp

Filesize
360KB

Download
memory/5108-341-0x0000000000520000-0x0000000000521000-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