emotet | c7a9355b272440826e9c534f5b65bccb5a222a6298200674092b5cfe5c31cbfc

General

Target

c7a9355b272440826e9c534f5b65bccb5a222a6298200674092b5cfe5c31cbfc.xls
Size

217KB
MD5

0e418b517559f1c8a8fae6f55de2be46
SHA1

e72e81d6dcf50e628e7603ce304ebe26cecb0aa2
SHA256

c7a9355b272440826e9c534f5b65bccb5a222a6298200674092b5cfe5c31cbfc
SHA512

56181569c1107f06302f28f3271945f4a653b3aee0bfa457888213303adb21d3f494485c596d73327dfbc64204d79bf24a4bbb7fdc8b2fa0804a32143bcddfa3
SSDEEP

6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg8yY+TAQXTHGUMEyP5p6f5jQmx:nbGUMVWlbx

Score

10^/10

emotet banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://kabaruntukrakyat.com/wp-content/B9oJ0jh/

xlm40.dropper

http://coinkub.com/wp-content/WwrJvjumS/

xlm40.dropper

https://aberractivity.hu/iqq/Dmtv/

xlm40.dropper

https://anamafegarcia.es/css/HfFXMTXvc40t/

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	3372	4200	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4476	4200	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4972	4200	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1796	4200	regsvr32.exe	65

Downloads MZ/PE file

Loads dropped DLL 4 IoCs

pid	Process
3372	regsvr32.exe
4476	regsvr32.exe
4972	regsvr32.exe
1796	regsvr32.exe

Adds Run key to start application 2 TTPs 8 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\ViWnUya.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NqCFfStZ\\ViWnUya.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RrkVhhODAbBKO.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\VhEspTGH\\RrkVhhODAbBKO.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\tLIRZwpvkkFiu.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\OhKvDyYtIYC\\tLIRZwpvkkFiu.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\QgJlO.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\RBnXP\\QgJlO.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
4200	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
3372	regsvr32.exe
3372	regsvr32.exe
4676	regsvr32.exe
4676	regsvr32.exe
4676	regsvr32.exe
4676	regsvr32.exe
4476	regsvr32.exe
4476	regsvr32.exe
4980	regsvr32.exe
4980	regsvr32.exe
4980	regsvr32.exe
4980	regsvr32.exe
4972	regsvr32.exe
4972	regsvr32.exe
860	regsvr32.exe
860	regsvr32.exe
860	regsvr32.exe
860	regsvr32.exe
1796	regsvr32.exe
1796	regsvr32.exe
1488	regsvr32.exe
1488	regsvr32.exe
1488	regsvr32.exe
1488	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4200	EXCEL.EXE
4200	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE
4200	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4200 wrote to memory of 3372	4200	EXCEL.EXE	70
PID 4200 wrote to memory of 3372	4200	EXCEL.EXE	70
PID 3372 wrote to memory of 4676	3372	regsvr32.exe	71
PID 3372 wrote to memory of 4676	3372	regsvr32.exe	71
PID 4200 wrote to memory of 4476	4200	EXCEL.EXE	72
PID 4200 wrote to memory of 4476	4200	EXCEL.EXE	72
PID 4476 wrote to memory of 4980	4476	regsvr32.exe	74
PID 4476 wrote to memory of 4980	4476	regsvr32.exe	74
PID 4200 wrote to memory of 4972	4200	EXCEL.EXE	75
PID 4200 wrote to memory of 4972	4200	EXCEL.EXE	75
PID 4972 wrote to memory of 860	4972	regsvr32.exe	76
PID 4972 wrote to memory of 860	4972	regsvr32.exe	76
PID 4200 wrote to memory of 1796	4200	EXCEL.EXE	77
PID 4200 wrote to memory of 1796	4200	EXCEL.EXE	77
PID 1796 wrote to memory of 1488	1796	regsvr32.exe	78
PID 1796 wrote to memory of 1488	1796	regsvr32.exe	78

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c7a9355b272440826e9c534f5b65bccb5a222a6298200674092b5cfe5c31cbfc.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4200
- 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:3372
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RBnXP\QgJlO.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4676
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4476
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NqCFfStZ\ViWnUya.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4980
- 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:4972
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\VhEspTGH\RrkVhhODAbBKO.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:860
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1796
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OhKvDyYtIYC\tLIRZwpvkkFiu.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1488

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

Replay Monitor

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Downloads

C:\Users\Admin\oxnv1.ooccxx

Filesize
712KB

MD5
2205da2892c2c5e3168ff7fa12e86082

SHA1
d55591eb35f583fbe748471e4048b65ee599aee2

SHA256
1c923310118e38beb76d52250ef6cb7abcd9d17981c23104e05cf8bc2e1c83e0

SHA512
cf552074bc3db38ffccaff26eebbf36a4da894c51289c3ac0e0d6ad5179753b44f4b09a6c818d4029ad2dff01f4cbc8ad7228c9eda44cc47406a234d08c1ffa4

Download Submit
C:\Users\Admin\oxnv2.ooccxx

Filesize
712KB

MD5
7cec1f22555ed67e526b6628d6618c02

SHA1
ce6cecdfa14c7f2106d05e422c990fd837590bc5

SHA256
a74c4512cafa2df37db1f82e28ab9e36989476ec36ba6b54307ca2f3557fbee8

SHA512
e5e143903365e001494b7e5e6b8f5822f2250524e8d6380c881c2cd5b08f0c33a2caa7153538bc583e46a6f9e148d8498801f1d36e9461b6da2bedb9d3750528

Download Submit
C:\Users\Admin\oxnv3.ooccxx

Filesize
712KB

MD5
cf481ebd7b5f13aa38d4fc40ee085625

SHA1
0271e23c6b938babf49598749811a18ffc796b8b

SHA256
d52772b41dc880c90bbe089fdf7389292e740e69bf39b88c2c36efbb92e558e0

SHA512
eafad947765c6059298d80339f40a2b99f531afe083e7418bf5fe58bd64261b6d4194d58f5d8e07f3a3e6b55f7fa6809f17a2382a4f6d766530c0843b7d88faf

Download Submit
C:\Users\Admin\oxnv4.ooccxx

Filesize
712KB

MD5
22db57d2f2e066fa29fa2d3132e82e85

SHA1
7db0c61da18f31f5fd8c23a2180a0acbab99768d

SHA256
c788e560b0686db38b85c9ae972f988ec310907dcd04229900d052c93250e135

SHA512
bee6585b1cab8b0a6b8f21eb90cfa1433a1e0a18abbe90885162fd651e8a506270756a35de5bb18bf26f772fbdaedf1652c5becab85db11f43ea6d15d859a17e

Download Submit
\Users\Admin\oxnv1.ooccxx

Filesize
712KB

MD5
2205da2892c2c5e3168ff7fa12e86082

SHA1
d55591eb35f583fbe748471e4048b65ee599aee2

SHA256
1c923310118e38beb76d52250ef6cb7abcd9d17981c23104e05cf8bc2e1c83e0

SHA512
cf552074bc3db38ffccaff26eebbf36a4da894c51289c3ac0e0d6ad5179753b44f4b09a6c818d4029ad2dff01f4cbc8ad7228c9eda44cc47406a234d08c1ffa4

Download Submit
\Users\Admin\oxnv2.ooccxx

Filesize
712KB

MD5
7cec1f22555ed67e526b6628d6618c02

SHA1
ce6cecdfa14c7f2106d05e422c990fd837590bc5

SHA256
a74c4512cafa2df37db1f82e28ab9e36989476ec36ba6b54307ca2f3557fbee8

SHA512
e5e143903365e001494b7e5e6b8f5822f2250524e8d6380c881c2cd5b08f0c33a2caa7153538bc583e46a6f9e148d8498801f1d36e9461b6da2bedb9d3750528

Download Submit
\Users\Admin\oxnv3.ooccxx

Filesize
712KB

MD5
cf481ebd7b5f13aa38d4fc40ee085625

SHA1
0271e23c6b938babf49598749811a18ffc796b8b

SHA256
d52772b41dc880c90bbe089fdf7389292e740e69bf39b88c2c36efbb92e558e0

SHA512
eafad947765c6059298d80339f40a2b99f531afe083e7418bf5fe58bd64261b6d4194d58f5d8e07f3a3e6b55f7fa6809f17a2382a4f6d766530c0843b7d88faf

Download Submit
\Users\Admin\oxnv4.ooccxx

Filesize
712KB

MD5
22db57d2f2e066fa29fa2d3132e82e85

SHA1
7db0c61da18f31f5fd8c23a2180a0acbab99768d

SHA256
c788e560b0686db38b85c9ae972f988ec310907dcd04229900d052c93250e135

SHA512
bee6585b1cab8b0a6b8f21eb90cfa1433a1e0a18abbe90885162fd651e8a506270756a35de5bb18bf26f772fbdaedf1652c5becab85db11f43ea6d15d859a17e

Download Submit
memory/3372-257-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

Download
memory/4200-118-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-117-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-348-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-127-0x00007FFE46270000-0x00007FFE46280000-memory.dmp

Filesize
64KB

Download
memory/4200-128-0x00007FFE46270000-0x00007FFE46280000-memory.dmp

Filesize
64KB

Download
memory/4200-115-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-347-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-346-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-116-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download
memory/4200-345-0x00007FFE49A90000-0x00007FFE49AA0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads