emotet | ed1a5286c93b466ec91a26879b494191c049c2c89b1663b70eabe2a9e4b1c775

Analysis

max time kernel
171s
max time network
250s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
10/11/2022, 00:36

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General

Target
2022-11-10_0812.xls
Size 91KB
Sample221110-ax436sddd2
SHA256 ed1a5286c93b466ec91a26879b494191c049c2c89b1663b70eabe2a9e4b1c775
MD5 20cd1aaa0edc29a026c6d0f62fa675a3
SHA1 043927152172be686b78797b551104bfbb48a35e
SHA512 8a122cba39b93a4672c3f25289cccdb69598a2d6f28dac38f945531b3d9f80fa2ab784c8a5eb27f8418040325bded2a75ccbda3537f5c57d3a7f391c7e7fe83d
SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgMbCXuZH4gb4CEn9J4ZWX3O:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgi
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
https://encuadernacionesartis.com/Vk2Z1Na/IZpyySkbU/
xlm40.dropper
http://eznetb.synology.me/@eaDir/E36Y/
xlm40.dropper
http://bytesendesign.nl/cgi-bin/LolX/
xlm40.dropper
http://choltice.eu/mwc/syl3Y/

Extracted

Family

emotet

Botnet

Epoch5

178.238.225.252:8080
139.196.72.155:8080
36.67.23.59:443
103.56.149.105:8080
37.44.244.177:8080
85.25.120.45:8080
202.134.4.210:7080
78.47.204.80:443
83.229.80.93:8080
93.104.209.107:8080
80.211.107.116:8080
165.22.254.236:8080
104.244.79.94:443
185.148.169.10:8080
190.145.8.4:443
175.126.176.79:8080
139.59.80.108:8080
188.165.79.151:443
128.199.217.206:443
64.227.55.231:8080
218.38.121.17:443
103.71.99.57:8080
103.224.241.74:8080
128.199.242.164:8080
85.214.67.203:8080
103.254.12.236:7080
46.101.98.60:8080
178.62.112.199:8080
210.57.209.142:8080
195.77.239.39:8080
103.126.216.86:443
82.98.180.154:7080
202.28.34.99:8080
174.138.33.49:7080
160.16.143.191:8080
51.75.33.122:443
103.41.204.169:8080
186.250.48.5:443
87.106.97.83:7080
118.98.72.86:443
196.44.98.190:8080
103.85.95.4:8080
62.171.178.147:8080
54.37.228.122:443
114.79.130.68:443
198.199.70.22:8080

ecs1.plain

eck1.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	2860	4736	regsvr32.exe	77
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3104	4736	regsvr32.exe	77
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1952	4736	regsvr32.exe	77
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3464	4736	regsvr32.exe	77

Downloads MZ/PE file

Loads dropped DLL 4 IoCs

pid	Process
3104	regsvr32.exe
3860	regsvr32.exe
3464	regsvr32.exe
2624	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\kLMjokrDm.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\IbbuLDOzUF\\kLMjokrDm.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BGJSVNMP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\HHdIG\\BGJSVNMP.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
4736	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3104	regsvr32.exe
3104	regsvr32.exe
3860	regsvr32.exe
3860	regsvr32.exe
3860	regsvr32.exe
3860	regsvr32.exe
3464	regsvr32.exe
3464	regsvr32.exe
2624	regsvr32.exe
2624	regsvr32.exe
2624	regsvr32.exe
2624	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE
4736	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4736 wrote to memory of 2860	4736	EXCEL.EXE	83
PID 4736 wrote to memory of 2860	4736	EXCEL.EXE	83
PID 4736 wrote to memory of 3104	4736	EXCEL.EXE	84
PID 4736 wrote to memory of 3104	4736	EXCEL.EXE	84
PID 3104 wrote to memory of 3860	3104	regsvr32.exe	85
PID 3104 wrote to memory of 3860	3104	regsvr32.exe	85
PID 4736 wrote to memory of 1952	4736	EXCEL.EXE	86
PID 4736 wrote to memory of 1952	4736	EXCEL.EXE	86
PID 4736 wrote to memory of 3464	4736	EXCEL.EXE	87
PID 4736 wrote to memory of 3464	4736	EXCEL.EXE	87
PID 3464 wrote to memory of 2624	3464	regsvr32.exe	88
PID 3464 wrote to memory of 2624	3464	regsvr32.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\2022-11-10_0812.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4736
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:2860
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3104
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IbbuLDOzUF\kLMjokrDm.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3860
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:1952
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3464
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HHdIG\BGJSVNMP.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:2624

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

elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 591KB
SHA256 abdd180da3fb01776b93df0ed7c8d269b59d63eb0f5316065270eace983e37b6
MD5 121059e0d22907cf09fb798a0d8ef15e
SHA1 b6e4018b99492a49d1ca526979a22ccfd5ef7cbf
SHA512 ba03def2b007ea68b423537d02ac748993ff341ed8bada3a3c3274c0c25c0ac685b475a7efb444c3cbcce8f1e15313fca5d39de6f72cd6d941082ed6e5a8ba16
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfm91L:1ml8U52n1pkxoI0nwfm/
MD5 SHA1 SHA512 SSDEEP

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elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 591KB
SHA256 abdd180da3fb01776b93df0ed7c8d269b59d63eb0f5316065270eace983e37b6
MD5 121059e0d22907cf09fb798a0d8ef15e
SHA1 b6e4018b99492a49d1ca526979a22ccfd5ef7cbf
SHA512 ba03def2b007ea68b423537d02ac748993ff341ed8bada3a3c3274c0c25c0ac685b475a7efb444c3cbcce8f1e15313fca5d39de6f72cd6d941082ed6e5a8ba16
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfm91L:1ml8U52n1pkxoI0nwfm/
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv4.ooocccxxx

Path C:\Users\Admin\elv4.ooocccxxx
Size 591KB
SHA256 3003d9dc909f20b6133bd3ccee9e38a1e42144dca29942ae82a1f069851ebbc2
MD5 7064e97af4b254e725a860b9072af305
SHA1 ed4715c5a5318b49a41db0acbbb7d7c5a25b844f
SHA512 d9f0fed12c9e87c25fceb91aaf0611c344e8742888433e5167ab97db3c5d666e832589c1b456e7904d9c406ac0000df98632d2f2e90fece8baea0c92ea84daa5
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmJ1L:1ml8U52n1pkxoI0nwfmb
MD5 SHA1 SHA512 SSDEEP

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elv4.ooocccxxx

Path C:\Users\Admin\elv4.ooocccxxx
Size 591KB
SHA256 3003d9dc909f20b6133bd3ccee9e38a1e42144dca29942ae82a1f069851ebbc2
MD5 7064e97af4b254e725a860b9072af305
SHA1 ed4715c5a5318b49a41db0acbbb7d7c5a25b844f
SHA512 d9f0fed12c9e87c25fceb91aaf0611c344e8742888433e5167ab97db3c5d666e832589c1b456e7904d9c406ac0000df98632d2f2e90fece8baea0c92ea84daa5
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmJ1L:1ml8U52n1pkxoI0nwfmb
MD5 SHA1 SHA512 SSDEEP

Submit Download

BGJSVNMP.dll

Path C:\Windows\System32\HHdIG\BGJSVNMP.dll
Size 591KB
SHA256 3003d9dc909f20b6133bd3ccee9e38a1e42144dca29942ae82a1f069851ebbc2
MD5 7064e97af4b254e725a860b9072af305
SHA1 ed4715c5a5318b49a41db0acbbb7d7c5a25b844f
SHA512 d9f0fed12c9e87c25fceb91aaf0611c344e8742888433e5167ab97db3c5d666e832589c1b456e7904d9c406ac0000df98632d2f2e90fece8baea0c92ea84daa5
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmJ1L:1ml8U52n1pkxoI0nwfmb
MD5 SHA1 SHA512 SSDEEP

Submit Download

kLMjokrDm.dll

Path C:\Windows\System32\IbbuLDOzUF\kLMjokrDm.dll
Size 591KB
SHA256 abdd180da3fb01776b93df0ed7c8d269b59d63eb0f5316065270eace983e37b6
MD5 121059e0d22907cf09fb798a0d8ef15e
SHA1 b6e4018b99492a49d1ca526979a22ccfd5ef7cbf
SHA512 ba03def2b007ea68b423537d02ac748993ff341ed8bada3a3c3274c0c25c0ac685b475a7efb444c3cbcce8f1e15313fca5d39de6f72cd6d941082ed6e5a8ba16
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfm91L:1ml8U52n1pkxoI0nwfm/
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3104-143-0x0000000001F80000-0x0000000001FB0000-memory.dmp

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memory/4736-132-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-138-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

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memory/4736-137-0x00007FFD5A380000-0x00007FFD5A390000-memory.dmp

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memory/4736-135-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-136-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-133-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-134-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-164-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-165-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-166-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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memory/4736-167-0x00007FFD5C5D0000-0x00007FFD5C5E0000-memory.dmp

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