emotet | 028c5631a1f256e764e03260155f082a7e83f3cbcd1941951e87c85639521d75

General

Target

Gmail_20221104_10459_0082.xls
Size

217KB
MD5

f01b73f9d246c8b0c1fe60535307f36f
SHA1

58f68773ad6034231f3aee85dbc62b78c61a17c1
SHA256

028c5631a1f256e764e03260155f082a7e83f3cbcd1941951e87c85639521d75
SHA512

fb859dbb675b18232ca4f4b1e291413e0b2fb8f2bf274dc11935915c6d6a1c642d2416bccc0727f936980b45cd30aab3ba87a8bb329f955c212cdb762ced0b00
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQm7lnT:1bGUMVWlbN

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://app.clubdedocentes.com/storage/DCcq9ekgH99sI/

xlm40.dropper

http://linhkiendoc.com/app/payments/qoy5JqpLqrbsKl/

xlm40.dropper

http://sourcecool.com/throng/iOD/

Extracted

Family

emotet

Botnet

Epoch4

C2

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

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 2 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	1484	4532	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4952	4532	regsvr32.exe	79

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
1484	regsvr32.exe
5008	regsvr32.exe

Adds Run key to start application 2 TTPs 2 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\IZZEtv.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AmxPDkhfzzAv\\IZZEtv.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
4532	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1484	regsvr32.exe
1484	regsvr32.exe
5008	regsvr32.exe
5008	regsvr32.exe
5008	regsvr32.exe
5008	regsvr32.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 1484	4532	EXCEL.EXE	85
PID 4532 wrote to memory of 1484	4532	EXCEL.EXE	85
PID 1484 wrote to memory of 5008	1484	regsvr32.exe	87
PID 1484 wrote to memory of 5008	1484	regsvr32.exe	87
PID 4532 wrote to memory of 4952	4532	EXCEL.EXE	91
PID 4532 wrote to memory of 4952	4532	EXCEL.EXE	91

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Gmail_20221104_10459_0082.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4532
- 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:1484
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AmxPDkhfzzAv\IZZEtv.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:5008
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4952

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\oxnv1.ooccxx

Filesize
745KB

MD5
44d8d5d8c094269fc4f94137b868ff67

SHA1
06b3df4e3aaf5b6c3bd6e385c06e46028d9089a7

SHA256
6f5ae4c4fcfb59300fa25eb50ae42985577844c45ff59ed364f0f1e626c0983c

SHA512
075796bc8c786d05c0ad82736854bd2fee7e10637aa8d7b760ef34f147629956d4e4e6a9960bf7a7018e24cfb2ea603dec5ffb164bb64bd952b8847b4ddadd08

Download Submit
C:\Users\Admin\oxnv1.ooccxx

Filesize
745KB

MD5
44d8d5d8c094269fc4f94137b868ff67

SHA1
06b3df4e3aaf5b6c3bd6e385c06e46028d9089a7

SHA256
6f5ae4c4fcfb59300fa25eb50ae42985577844c45ff59ed364f0f1e626c0983c

SHA512
075796bc8c786d05c0ad82736854bd2fee7e10637aa8d7b760ef34f147629956d4e4e6a9960bf7a7018e24cfb2ea603dec5ffb164bb64bd952b8847b4ddadd08

Download Submit
C:\Windows\System32\AmxPDkhfzzAv\IZZEtv.dll

Filesize
745KB

MD5
44d8d5d8c094269fc4f94137b868ff67

SHA1
06b3df4e3aaf5b6c3bd6e385c06e46028d9089a7

SHA256
6f5ae4c4fcfb59300fa25eb50ae42985577844c45ff59ed364f0f1e626c0983c

SHA512
075796bc8c786d05c0ad82736854bd2fee7e10637aa8d7b760ef34f147629956d4e4e6a9960bf7a7018e24cfb2ea603dec5ffb164bb64bd952b8847b4ddadd08

Download Submit
memory/1484-142-0x0000000180000000-0x000000018002F000-memory.dmp

Filesize
188KB

Download
memory/4532-135-0x00007FF8E3A30000-0x00007FF8E3A40000-memory.dmp

Filesize
64KB

Download
memory/4532-138-0x00007FF8E1100000-0x00007FF8E1110000-memory.dmp

Filesize
64KB

Download
memory/4532-137-0x00007FF8E1100000-0x00007FF8E1110000-memory.dmp

Filesize
64KB

Download
memory/4532-136-0x00007FF8E3A30000-0x00007FF8E3A40000-memory.dmp

Filesize
64KB

Download
memory/4532-132-0x00007FF8E3A30000-0x00007FF8E3A40000-memory.dmp

Filesize
64KB

Download
memory/4532-133-0x00007FF8E3A30000-0x00007FF8E3A40000-memory.dmp

Filesize
64KB

Download
memory/4532-134-0x00007FF8E3A30000-0x00007FF8E3A40000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads