emotet | e173ecebfd5b01766dd8184250d5f2d442507b9b097e4ced319c246b78550d85

General

Target

K-1 03.21.2023.one
Size

280KB
MD5

b1a10568aa1e4a47ad2aa35788edc0af
SHA1

dd6ba6ae1680e4245f5ecc22ee12a18b9e16db2d
SHA256

e173ecebfd5b01766dd8184250d5f2d442507b9b097e4ced319c246b78550d85
SHA512

9dfd246820c9d705bd54f3118d581063ceadfdae04d0cd047dc66e19d6a5c29fee0195e7a5671854d5c9886a37a83f85d7e5aacd5d8c8df1cfa13384e3fa717e
SSDEEP

3072:e57pvc2vetOepE76wtghUVkJlD1HUjCuitewu4UhKg+jbJDDO7UckjjwQV:u1veXwtVElijRLwuzKg+jb1UkUa

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:

WScript.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE is not expected to spawn this process	4952	1012	WScript.exe	ONENOTE.EXE

Blocklisted process makes network request 11 IoCs

Processes:

WScript.exe

flow	pid	process
21	4952	WScript.exe
23	4952	WScript.exe
27	4952	WScript.exe
30	4952	WScript.exe
33	4952	WScript.exe
36	4952	WScript.exe
39	4952	WScript.exe
41	4952	WScript.exe
43	4952	WScript.exe
47	4952	WScript.exe
49	4952	WScript.exe

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

3836 regsvr32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
3836	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:

ONENOTE.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ONENOTE.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

ONENOTE.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	ONENOTE.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	ONENOTE.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

ONENOTE.EXE

pid process

1012 ONENOTE.EXE
1012 ONENOTE.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

ONENOTE.EXEregsvr32.exe

pid process

1012 ONENOTE.EXE
1012 ONENOTE.EXE
3836 regsvr32.exe
3836 regsvr32.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

ONENOTE.EXE

pid	process
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE
1012	ONENOTE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ONENOTE.EXEWScript.exeregsvr32.exe

description	pid	process	target process
PID 1012 wrote to memory of 4952	1012	ONENOTE.EXE	WScript.exe
PID 1012 wrote to memory of 4952	1012	ONENOTE.EXE	WScript.exe
PID 4952 wrote to memory of 3836	4952	WScript.exe	regsvr32.exe
PID 4952 wrote to memory of 3836	4952	WScript.exe	regsvr32.exe
PID 3836 wrote to memory of 4228	3836	regsvr32.exe	regsvr32.exe
PID 3836 wrote to memory of 4228	3836	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

C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE
"C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE" "C:\Users\Admin\AppData\Local\Temp\K-1 03.21.2023.one"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1012

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{11BD3AE3-FE9A-446F-A827-C870DF0A2283}\NT\0\output1.js"
2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:4952

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\o9cy1qngv\N4XS0dlF0TC.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3836

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HfwiLKSUBlpSZHASf\GAoVlWn.dll"
4⤵
PID:4228

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

3

T1082

Query Registry

3

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BL.bin
Filesize
85KB

MD5
b85e5767bf5001bd8c48ddad3250d1c0

SHA1
8e6f41ef924727493587494e0bf5facc9b40bbd0

SHA256
b83680379ac89b857c64e28eb7dfdeda7ebc1d83de5a25799926ad3860fdc0fe

SHA512
cb66f3441aeef054fda04c8f60d3e5406cde8ac24da81bd601425de5e4e96292cf9d902a9e7d9e23b45fd9d2d6fff4dcfdb2311963b14fb8cb6eb49a4dee0bc7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BN.bin
Filesize
116KB

MD5
ad0358aa96105ca02607a7605f3a1e80

SHA1
d64a68d180d675170062ce13014a479ebe1de5d8

SHA256
d8cca538ecd91252ed5294bd8bbbb5772245e8b1315fd9723e1f08ee4ef6958d

SHA512
5fe4924d1dd39cde2899e8937d8271c3f9394d4a149818d6e1e4fc83b35b30c810fe6b68dfcdd49a77d0cb9de1b996903213b92bbba64ecde8bc9341f55a5342

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BO.bin
Filesize
41KB

MD5
1beb6cb6862e215a84ee058f430b8036

SHA1
14562b101e8b0d1826da79bffb88633154c304b7

SHA256
31e98a8bfc9d5317f3f3fecd28d23b707756d3c3f106b41ba0570e31920ebc8a

SHA512
ef09ffd7ccb1c8a6a033358cfa40c65ba39a5c4c9d987792555e9956301763ab9382a0024070c4dd5f5e96bde8f10231a78a36fb697509cff2380028f4eacd7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{11BD3AE3-FE9A-446F-A827-C870DF0A2283}\NT\0\output1.js
Filesize
116KB

MD5
ad0358aa96105ca02607a7605f3a1e80

SHA1
d64a68d180d675170062ce13014a479ebe1de5d8

SHA256
d8cca538ecd91252ed5294bd8bbbb5772245e8b1315fd9723e1f08ee4ef6958d

SHA512
5fe4924d1dd39cde2899e8937d8271c3f9394d4a149818d6e1e4fc83b35b30c810fe6b68dfcdd49a77d0cb9de1b996903213b92bbba64ecde8bc9341f55a5342

Download Submit
C:\Users\Admin\AppData\Local\Temp\jtyvebn20.zip
Filesize
946KB

MD5
54c20e24d83af81e96896f894c44bedb

SHA1
d7f7c581ccde8df1a4ffa40bba0133299dd1b290

SHA256
92eb687dded3bd30bf4b7659c6d565db666a3ca6a06e96e4b3389bed65a13235

SHA512
c4389b7cd8ebbfe3fd20996ee36cec13a3bedae01aae07d077825f8f76e72aaa3c9c7932d77096cb51a36bbe5f92a6748cf4a7559309793b01cfb3065a372910

Download Submit
C:\Users\Admin\AppData\Local\Temp\o9cy1qngv\N4XS0dlF0TC.dll
Filesize
506.9MB

MD5
7f4fbb91a13198513f3822184e1d6411

SHA1
cab313315be6d468f294307ddc0c5caa061da472

SHA256
5e08c8a15a3efb4f4ed030c47e98d0436a3facb24b1b81e1c7d6fc4ce0d91065

SHA512
6f43212a4f7f118ddeed82b5c958af509da5c6ec3f6257cdda209db773e9367046939b5ff643242ca729cd60d4a3f73c14304c63ee1db47881123f21a0a3d9b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\{963215E9-4A87-45F6-9910-3BE0EF979A4B}
Filesize
708B

MD5
25cc34afeb6ebbe685bb3d34ecf0ed03

SHA1
56e158953158721f21a70a523f3364e8989c10ac

SHA256
4c25aec7c690c54344e24261ea3e716d475537c3266e3859ca459dc68d7c905d

SHA512
efd6761d19db66855139912f3d29db8927035ad7e4ae4904a47748a52c5dfcc21b2cc77beed4befbeb67b1d085791cb3457a8c5bb8f94cc4ce015f09fb3a4134

Download Submit
\Users\Admin\AppData\Local\Temp\o9cy1qngv\N4XS0dlF0TC.dll
Filesize
506.9MB

MD5
7f4fbb91a13198513f3822184e1d6411

SHA1
cab313315be6d468f294307ddc0c5caa061da472

SHA256
5e08c8a15a3efb4f4ed030c47e98d0436a3facb24b1b81e1c7d6fc4ce0d91065

SHA512
6f43212a4f7f118ddeed82b5c958af509da5c6ec3f6257cdda209db773e9367046939b5ff643242ca729cd60d4a3f73c14304c63ee1db47881123f21a0a3d9b4

Download Submit
memory/1012-128-0x00007FFE3FE40000-0x00007FFE3FE50000-memory.dmp

Filesize
64KB

Download
memory/1012-127-0x00007FFE3FE40000-0x00007FFE3FE50000-memory.dmp

Filesize
64KB

Download
memory/1012-124-0x00007FFE43660000-0x00007FFE43670000-memory.dmp

Filesize
64KB

Download
memory/1012-123-0x00007FFE43660000-0x00007FFE43670000-memory.dmp

Filesize
64KB

Download
memory/1012-122-0x00007FFE43660000-0x00007FFE43670000-memory.dmp

Filesize
64KB

Download
memory/1012-640-0x000001DCE5B00000-0x000001DCE5B2F000-memory.dmp

Filesize
188KB

Download
memory/1012-121-0x00007FFE43660000-0x00007FFE43670000-memory.dmp

Filesize
64KB

Download
memory/3836-681-0x00000000026C0000-0x000000000271A000-memory.dmp

Filesize
360KB

Download
memory/3836-688-0x0000000000B70000-0x0000000000B71000-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