emotet | da92928558092647db39b68cb896dea008440c29c8fe9f0d92006468520445fd

General

Target

Form.doc
Size

518.3MB
MD5

21401f731c2d1086f114ee8959156804
SHA1

24c94bfbdd936ae2ec24f25fe9e417163c19d2f5
SHA256

e5ee7b35e68eda8a4b5da7520954a4680bdbb5214ba4f61b1afd2d92701a1c95
SHA512

47798663593e5a549cd34ec6ccbbf0bb069775d8b29d155b77b56bfbcbb5c40703801eb49785bd3dfbc1d8beafabb79403ccd3eea5988afeef5fff1d01043ad2
SSDEEP

6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

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\WINWORD.EXE is not expected to spawn this process	1924	2224	regsvr32.exe	46

Loads dropped DLL 2 IoCs

pid	Process
1924	regsvr32.exe
4100	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\MVZVkXzsp.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\XeThkoWPGOxpOzL\\MVZVkXzsp.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.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	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Script User-Agent 1 IoCs

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

description	flow	ioc
HTTP User-Agent header	38	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
2224	WINWORD.EXE
2224	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1924	regsvr32.exe
1924	regsvr32.exe
4100	regsvr32.exe
4100	regsvr32.exe
4100	regsvr32.exe
4100	regsvr32.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE
2224	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1924	2224	WINWORD.EXE	91
PID 2224 wrote to memory of 1924	2224	WINWORD.EXE	91
PID 1924 wrote to memory of 4100	1924	regsvr32.exe	93
PID 1924 wrote to memory of 4100	1924	regsvr32.exe	93

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Form.doc" /o ""
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:2224
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\061341.tmp"
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\XeThkoWPGOxpOzL\MVZVkXzsp.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4100

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\AppData\Local\Temp\061341.tmp

Filesize
528.7MB

MD5
8467d39bd97385af80831fec91fc38bb

SHA1
27da57182e02b32adedbdea812d0107506e66a10

SHA256
73b63b12507b780f6e37ebc5a86ddd75edaa88895c32b0e04a6d41ead78f77b4

SHA512
a340986c205891e4b64405b12e5286d945e05c3278ceaa9fc19523058b982247f9893796632410d50f81045c0a0a2788a5af7a0ffdc7d38c467c728e8a95042e

Download Submit
C:\Users\Admin\AppData\Local\Temp\061341.tmp

Filesize
528.7MB

MD5
8467d39bd97385af80831fec91fc38bb

SHA1
27da57182e02b32adedbdea812d0107506e66a10

SHA256
73b63b12507b780f6e37ebc5a86ddd75edaa88895c32b0e04a6d41ead78f77b4

SHA512
a340986c205891e4b64405b12e5286d945e05c3278ceaa9fc19523058b982247f9893796632410d50f81045c0a0a2788a5af7a0ffdc7d38c467c728e8a95042e

Download Submit
C:\Users\Admin\AppData\Local\Temp\061342.zip

Filesize
864KB

MD5
9ad186e479e35bab7859e974b0cbfd65

SHA1
9a6191124de81354ffe01922e6348e6ab0830aee

SHA256
c8861f1708199dd01294e6d66ebf2bb3951980e177ec646b15291999e6b6a291

SHA512
f6578eaefd8a6934a10f0089877494e5c68f2fcf4fb821a5f6f1195b38559fa3086f57a5eaabd0a3efd6c42b4278d6d80d67ce4a4d440e944f9b42da9bde3ecd

Download Submit
C:\Windows\System32\XeThkoWPGOxpOzL\MVZVkXzsp.dll

Filesize
528.7MB

MD5
8467d39bd97385af80831fec91fc38bb

SHA1
27da57182e02b32adedbdea812d0107506e66a10

SHA256
73b63b12507b780f6e37ebc5a86ddd75edaa88895c32b0e04a6d41ead78f77b4

SHA512
a340986c205891e4b64405b12e5286d945e05c3278ceaa9fc19523058b982247f9893796632410d50f81045c0a0a2788a5af7a0ffdc7d38c467c728e8a95042e

Download Submit
memory/1924-182-0x0000000002680000-0x0000000002681000-memory.dmp

Filesize
4KB

Download
memory/1924-179-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/2224-136-0x00007FFBFD110000-0x00007FFBFD120000-memory.dmp

Filesize
64KB

Download
memory/2224-139-0x00007FFBFA960000-0x00007FFBFA970000-memory.dmp

Filesize
64KB

Download
memory/2224-138-0x00007FFBFA960000-0x00007FFBFA970000-memory.dmp

Filesize
64KB

Download
memory/2224-137-0x00007FFBFD110000-0x00007FFBFD120000-memory.dmp

Filesize
64KB

Download
memory/2224-133-0x00007FFBFD110000-0x00007FFBFD120000-memory.dmp

Filesize
64KB

Download
memory/2224-135-0x00007FFBFD110000-0x00007FFBFD120000-memory.dmp

Filesize
64KB

Download
memory/2224-134-0x00007FFBFD110000-0x00007FFBFD120000-memory.dmp

Filesize
64KB

Download
memory/4100-188-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads