emotet | ac395e800318c64e376e897a38c0defcc7b78aa5439d8431a38c2e05377e49aa

Analysis

max time kernel
133s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2023, 23:01

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General

Target

443_654.one
Size

117KB
MD5

df1f29624394dc9466a59bce80a2e8d2
SHA1

56f95cd319944ed2bf59a3aac7da8e0b421d424e
SHA256

ac395e800318c64e376e897a38c0defcc7b78aa5439d8431a38c2e05377e49aa
SHA512

683d392f3497bd9af9f71cd7561547eb685a38149fa99ab6bc6019233a8f9caae10a7ed60037589f4703f194b1d39ece683a3f250dc79a6c960a2d1400ec915e
SSDEEP

1536:RDBoTVdaeNtuXndCrJJmT4HVnteV4FrdMiYcx7bfCb6HPdnXO:1BoC+tCYvSMVnte8ZP1Y6Je

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

164.68.99.3:8080

164.90.222.65:443

186.194.240.217:443

1.234.2.232:8080

103.75.201.2:443

187.63.160.88:80

147.139.166.154:8080

91.207.28.33:8080

5.135.159.50:443

153.92.5.27:8080

213.239.212.5:443

103.43.75.120:443

159.65.88.10:8080

167.172.253.162:8080

153.126.146.25:7080

119.59.103.152:8080

107.170.39.149:8080

183.111.227.137:8080

159.89.202.34:443

110.232.117.186:8080

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.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE is not expected to spawn this process	4200	1392	WScript.exe	66

Blocklisted process makes network request 1 IoCs

flow	pid	Process
48	4200	WScript.exe

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	WScript.exe

Loads dropped DLL 2 IoCs

pid	Process
1836	regsvr32.exe
1136	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\wkLPVZvnRqh.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NnCxReVpCIKTEsa\\wkLPVZvnRqh.dll\""	regsvr32.exe

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

System Information Discovery
T1082

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	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

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

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	48	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
1392	ONENOTE.EXE
1392	ONENOTE.EXE

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1836	regsvr32.exe
1836	regsvr32.exe
1136	regsvr32.exe
1136	regsvr32.exe
1136	regsvr32.exe
1136	regsvr32.exe

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE
1392	ONENOTE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1392 wrote to memory of 4200	1392	ONENOTE.EXE	98
PID 1392 wrote to memory of 4200	1392	ONENOTE.EXE	98
PID 4200 wrote to memory of 1836	4200	WScript.exe	100
PID 4200 wrote to memory of 1836	4200	WScript.exe	100
PID 1836 wrote to memory of 1136	1836	regsvr32.exe	102
PID 1836 wrote to memory of 1136	1836	regsvr32.exe	102

C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE
"C:\Program Files\Microsoft Office\Root\Office16\ONENOTE.EXE" "C:\Users\Admin\AppData\Local\Temp\443_654.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:1392
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\click.wsf"
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4200
- - C:\Windows\System32\regsvr32.exe
    "C:\Windows\System32\regsvr32.exe" "C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\radFD1B4.tmp.dll"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1836
  - - C:\Windows\system32\regsvr32.exe
      C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NnCxReVpCIKTEsa\wkLPVZvnRqh.dll"
      4⤵
      Loads dropped DLL
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      PID:1136

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

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

Filesize
53KB

MD5
ae25f2104967b2708ac9dba80aac52fd

SHA1
7ac0150b43cbb5eeba9a0f956e1291df6790f3bf

SHA256
11b3d1564b12934489281250c9a683f076fe10254bfdd7da72307e538838ec56

SHA512
d4a7f95631e7eb88fdadbe66d31bf9c7459d0f80ca2c9174952aad42bff6262241b25916e6a089f778990be981a2cf220baa69ad261314247c286397553decca

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BM.bin

Filesize
567B

MD5
d055ce625528e448c61315eaaef5bb71

SHA1
029df4c872b1c154f32e7fe94f434547c3ba6192

SHA256
85bf1e672b4e86e9af0c7874681ec9620dfdc78e0335b83eef38c17d813b6705

SHA512
705b6b729e967fa946469571109aa892f5cb55a01c74d40ae02140d10cbf9b65dd5e511c06ebfe494e407742f8c6f4fbbe88664b78b37abfb2f19db1f66f4247

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

Filesize
48KB

MD5
b7fc313714edd7866f4c76527282c2b5

SHA1
c86217b46956933fae4a30483a63b33f34b8c503

SHA256
b6d25f5eb52d5c24ef6c325bd25f18e413f3e23d20413a3693749275ba4b192c

SHA512
038a73b7a69dd976c964f1538f5b4f7c6c64721e4f2f1a831815598faae84cac53305c03f5cea6e66acdc110a9a5117eee191345ea004b9576c752122f8d88f7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\OneNote\16.0\cache\tmp\000000BP.bin

Filesize
9B

MD5
07f5a0cffd9b2616ea44fb90ccc04480

SHA1
641b12c5ffa1a31bc367390e34d441a9ce1958ee

SHA256
a0430a038e7d879375c9ca5bf94cb440a3b9a002712118a7bccc1ff82f1ea896

SHA512
09e7488c138dead45343a79ad0cb37036c5444606cdfd8aa859ee70227a96964376a17f07e03d0fc353708ca9aaf979abf8bc917e6c2d005a0052575e074f531

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\click.wsf

Filesize
53KB

MD5
ae25f2104967b2708ac9dba80aac52fd

SHA1
7ac0150b43cbb5eeba9a0f956e1291df6790f3bf

SHA256
11b3d1564b12934489281250c9a683f076fe10254bfdd7da72307e538838ec56

SHA512
d4a7f95631e7eb88fdadbe66d31bf9c7459d0f80ca2c9174952aad42bff6262241b25916e6a089f778990be981a2cf220baa69ad261314247c286397553decca

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\click.wsf

Filesize
9B

MD5
07f5a0cffd9b2616ea44fb90ccc04480

SHA1
641b12c5ffa1a31bc367390e34d441a9ce1958ee

SHA256
a0430a038e7d879375c9ca5bf94cb440a3b9a002712118a7bccc1ff82f1ea896

SHA512
09e7488c138dead45343a79ad0cb37036c5444606cdfd8aa859ee70227a96964376a17f07e03d0fc353708ca9aaf979abf8bc917e6c2d005a0052575e074f531

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\radFD1B4.tmp.dll

Filesize
309KB

MD5
bfc060937dc90b273eccb6825145f298

SHA1
c156c00c7e918f0cb7363614fb1f177c90d8108a

SHA256
2f39c2879989ddd7f9ecf52b6232598e5595f8bf367846ff188c9dfbf1251253

SHA512
cc1fee19314b0a0f9e292fa84f6e98f087033d77db937848dda1da0c88f49997866cba5465df04bf929b810b42fdb81481341064c4565c9b6272fa7f3b473ac5

Download Submit
C:\Users\Admin\AppData\Local\Temp\OneNote\16.0\Exported\{16A8E445-FADF-41F1-B58D-4DDB4484A50F}\NT\0\radFD1B4.tmp.dll

Filesize
309KB

MD5
bfc060937dc90b273eccb6825145f298

SHA1
c156c00c7e918f0cb7363614fb1f177c90d8108a

SHA256
2f39c2879989ddd7f9ecf52b6232598e5595f8bf367846ff188c9dfbf1251253

SHA512
cc1fee19314b0a0f9e292fa84f6e98f087033d77db937848dda1da0c88f49997866cba5465df04bf929b810b42fdb81481341064c4565c9b6272fa7f3b473ac5

Download Submit
C:\Windows\System32\NnCxReVpCIKTEsa\wkLPVZvnRqh.dll

Filesize
309KB

MD5
bfc060937dc90b273eccb6825145f298

SHA1
c156c00c7e918f0cb7363614fb1f177c90d8108a

SHA256
2f39c2879989ddd7f9ecf52b6232598e5595f8bf367846ff188c9dfbf1251253

SHA512
cc1fee19314b0a0f9e292fa84f6e98f087033d77db937848dda1da0c88f49997866cba5465df04bf929b810b42fdb81481341064c4565c9b6272fa7f3b473ac5

Download Submit
memory/1392-139-0x00007FFBAF200000-0x00007FFBAF210000-memory.dmp

Filesize
64KB

Download
memory/1392-138-0x00007FFBAF200000-0x00007FFBAF210000-memory.dmp

Filesize
64KB

Download
memory/1392-137-0x00007FFBB13F0000-0x00007FFBB1400000-memory.dmp

Filesize
64KB

Download
memory/1392-136-0x00007FFBB13F0000-0x00007FFBB1400000-memory.dmp

Filesize
64KB

Download
memory/1392-133-0x00007FFBB13F0000-0x00007FFBB1400000-memory.dmp

Filesize
64KB

Download
memory/1392-135-0x00007FFBB13F0000-0x00007FFBB1400000-memory.dmp

Filesize
64KB

Download
memory/1392-134-0x00007FFBB13F0000-0x00007FFBB1400000-memory.dmp

Filesize
64KB

Download
memory/1836-191-0x0000000001EF0000-0x0000000001F1D000-memory.dmp

Filesize
180KB

Download
memory/1836-194-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download