emotet | ba2acc4a187ac9cb606af3d28d4ea60e4ad0a985e21cb4c2c0c12a9ec7976d14

Resubmissions

07/11/2022, 18:54

221107-xkc59acha210

07/11/2022, 18:45

221107-xd7raaceb210

Analysis

max time kernel
137s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 18:45

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General

Target
Report - 2022-11-07_0940.xls
Size 255KB
Sample221107-xd7raaceb2
SHA256 48b2c5bcc179258578a14fa8047f0e7813eaec00e2ef5cb8e29500c64bd0ba47
MD5 97443a20d7b0dc4a3407cd7015fa63a0
SHA1 9774e1e4f1de3ce1873dc67ddb650bc3abd0fc73
SHA512 b867dad61478168dbd803f7dd918c34a63c0bc9c175c8e0beba3f08d8e5f78b2e0520882691e5e4ad989272150402a574a1665ec2ce08283d56fd328160706fb
SSDEEP 6144:NKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgoNiwrfx9rNFMMrttRzV5Dz3UxqC8LUcSH:fNbDjP9XH5XIqZLnSH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
https://caimari.com/wp-includes/E3/
xlm40.dropper
http://www.detertecnica.com/var/yROsVkd/
xlm40.dropper
http://borntobefree.org.za/d3hEMgx7B/gKjYZXet98DzbCPzMsQ/
xlm40.dropper
http://bigm.ir/wp-admin/jzIV5U90h9qbK7WK8RTZ/

Extracted

Family

emotet

Botnet

Epoch4

45.235.8.30:8080
94.23.45.86:4143
119.59.103.152:8080
169.60.181.70:8080
164.68.99.3:8080
172.105.226.75:8080
107.170.39.149:8080
206.189.28.199:8080
1.234.2.232:8080
188.44.20.25:443
186.194.240.217:443
103.43.75.120:443
149.28.143.92:443
159.89.202.34:443
209.97.163.214:443
183.111.227.137:8080
129.232.188.93:443
139.59.126.41:443
110.232.117.186:8080
139.59.56.73:8080
103.75.201.2:443
91.207.28.33:8080
164.90.222.65:443
197.242.150.244:8080
212.24.98.99:8080
51.161.73.194:443
115.68.227.76:8080
159.65.88.10:8080
201.94.166.162:443
95.217.221.146:8080
173.212.193.249:8080
82.223.21.224:8080
103.132.242.26:8080
213.239.212.5:443
153.126.146.25:7080
45.176.232.124:443
182.162.143.56:443
169.57.156.166:8080
159.65.140.115:443
163.44.196.120:8080
172.104.251.154:8080
167.172.253.162:8080
91.187.140.35:8080
45.118.115.99:8080
147.139.166.154:8080
72.15.201.15:8080
149.56.131.28:8080
167.172.199.165:8080
101.50.0.91:8080
160.16.142.56:8080
185.4.135.165:8080
104.168.155.143:8080
79.137.35.198:8080
5.135.159.50:443
187.63.160.88:80

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 4 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2592	2444	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1316	2444	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4480	2444	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4564	2444	regsvr32.exe	81

Downloads MZ/PE file

Loads dropped DLL 4 IoCs

pid	Process
2592	regsvr32.exe
3856	regsvr32.exe
4480	regsvr32.exe
3016	regsvr32.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lTvUbp.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\QTzhBNLiScfwY\\lTvUbp.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\COiTSkhrAa.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\LNktPotdHkRDcti\\COiTSkhrAa.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

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2444	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2592	regsvr32.exe
2592	regsvr32.exe
3856	regsvr32.exe
3856	regsvr32.exe
3856	regsvr32.exe
3856	regsvr32.exe
4480	regsvr32.exe
4480	regsvr32.exe
3016	regsvr32.exe
3016	regsvr32.exe
3016	regsvr32.exe
3016	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE
2444	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2592	2444	EXCEL.EXE	83
PID 2444 wrote to memory of 2592	2444	EXCEL.EXE	83
PID 2592 wrote to memory of 3856	2592	regsvr32.exe	84
PID 2592 wrote to memory of 3856	2592	regsvr32.exe	84
PID 2444 wrote to memory of 1316	2444	EXCEL.EXE	85
PID 2444 wrote to memory of 1316	2444	EXCEL.EXE	85
PID 2444 wrote to memory of 4480	2444	EXCEL.EXE	86
PID 2444 wrote to memory of 4480	2444	EXCEL.EXE	86
PID 4480 wrote to memory of 3016	4480	regsvr32.exe	87
PID 4480 wrote to memory of 3016	4480	regsvr32.exe	87
PID 2444 wrote to memory of 4564	2444	EXCEL.EXE	88
PID 2444 wrote to memory of 4564	2444	EXCEL.EXE	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Report - 2022-11-07_0940.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\QTzhBNLiScfwY\lTvUbp.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3856
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:1316
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4480
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LNktPotdHkRDcti\COiTSkhrAa.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3016
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4564

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

oxnv1.ooccxx

Path C:\Users\Admin\oxnv1.ooccxx
Size 552KB
SHA256 99d1e035392b9c25164a5492a1f00fc5c00e4ab7492beec061cddcb58a343a1d
MD5 2c805f5c69019d1f6c9336513a562416
SHA1 c3e0013eaee0c1295c993dd0bf852877c8f184fd
SHA512 b48a290f682e28e1994bc5f419bc1600e339ebcb6f5dd5a3874d40edac31b9e1f877684d771f01e7d3dfe9af900c78c0447e1cd0c25b91ace098174db8931f0f
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

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oxnv1.ooccxx

Path C:\Users\Admin\oxnv1.ooccxx
Size 552KB
SHA256 99d1e035392b9c25164a5492a1f00fc5c00e4ab7492beec061cddcb58a343a1d
MD5 2c805f5c69019d1f6c9336513a562416
SHA1 c3e0013eaee0c1295c993dd0bf852877c8f184fd
SHA512 b48a290f682e28e1994bc5f419bc1600e339ebcb6f5dd5a3874d40edac31b9e1f877684d771f01e7d3dfe9af900c78c0447e1cd0c25b91ace098174db8931f0f
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

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oxnv3.ooccxx

Path C:\Users\Admin\oxnv3.ooccxx
Size 552KB
SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
MD5 9c68e0e72c084c046a9db65d3e30160b
SHA1 3444580f4488736aa768f704bd4ea026672f8a70
SHA512 13975d2d125391f46c200089af7da22eddfb76a6e1149afdb00f187c5babda83ae4edd60472363ca44eb6be7f1d81e21c897506ebe9c8a3d2c1a6bfcd9931b6c
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

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oxnv3.ooccxx

Path C:\Users\Admin\oxnv3.ooccxx
Size 552KB
SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
MD5 9c68e0e72c084c046a9db65d3e30160b
SHA1 3444580f4488736aa768f704bd4ea026672f8a70
SHA512 13975d2d125391f46c200089af7da22eddfb76a6e1149afdb00f187c5babda83ae4edd60472363ca44eb6be7f1d81e21c897506ebe9c8a3d2c1a6bfcd9931b6c
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

Submit Download

COiTSkhrAa.dll

Path C:\Windows\System32\LNktPotdHkRDcti\COiTSkhrAa.dll
Size 552KB
SHA256 8ba371036a559164e3962d366820e33991b42f57c2f3944cf8677d84d34f244f
MD5 9c68e0e72c084c046a9db65d3e30160b
SHA1 3444580f4488736aa768f704bd4ea026672f8a70
SHA512 13975d2d125391f46c200089af7da22eddfb76a6e1149afdb00f187c5babda83ae4edd60472363ca44eb6be7f1d81e21c897506ebe9c8a3d2c1a6bfcd9931b6c
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

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lTvUbp.dll

Path C:\Windows\System32\QTzhBNLiScfwY\lTvUbp.dll
Size 552KB
SHA256 99d1e035392b9c25164a5492a1f00fc5c00e4ab7492beec061cddcb58a343a1d
MD5 2c805f5c69019d1f6c9336513a562416
SHA1 c3e0013eaee0c1295c993dd0bf852877c8f184fd
SHA512 b48a290f682e28e1994bc5f419bc1600e339ebcb6f5dd5a3874d40edac31b9e1f877684d771f01e7d3dfe9af900c78c0447e1cd0c25b91ace098174db8931f0f
SSDEEP 12288:OtEw+X7TMt5QaqIWP6LO5bOGbCzaApCiw6:QEwk7TM0afMCWEC
MD5 SHA1 SHA512 SSDEEP

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memory/2444-137-0x00007FF811570000-0x00007FF811580000-memory.dmp

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memory/2444-138-0x00007FF811570000-0x00007FF811580000-memory.dmp

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memory/2444-132-0x00007FF813650000-0x00007FF813660000-memory.dmp

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memory/2444-136-0x00007FF813650000-0x00007FF813660000-memory.dmp

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memory/2444-135-0x00007FF813650000-0x00007FF813660000-memory.dmp

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memory/2444-133-0x00007FF813650000-0x00007FF813660000-memory.dmp

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memory/2444-134-0x00007FF813650000-0x00007FF813660000-memory.dmp

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memory/2592-142-0x0000000180000000-0x000000018002F000-memory.dmp

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