emotet | c7cb8dbdcd8cfdb6d2440080afc3e715b6984b5ab2b88e9919fbb70136325368

General

Target

CU211490942534_202303220815.doc
Size

290KB
MD5

9e165cbfb9c884725bbd4df0f83b139a
SHA1

713a6d2bc02f69c677c15a6552185eca010394dd
SHA256

c7cb8dbdcd8cfdb6d2440080afc3e715b6984b5ab2b88e9919fbb70136325368
SHA512

cc0a6546df04e53546ab456d380c61b8859555e7219a34f42161157b157d59bfc31caff7b216be57186aa9d369fc7d2a0f64e2c9bf53956941b779478b52261f
SSDEEP

3072:Fnmahvzr1u2/MbZWMRch0bND6b38zFjjac92mM0WDTAG7UaVGVFoQ9cTMsTViEdp:YkvgZWth0bd6b3QnJ2JbuaaqTMCJp

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

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.

Processes:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	2440	2192	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2440 regsvr32.exe
4516 regsvr32.exe

pid	process
2440	regsvr32.exe
4516	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KJGEntMWGCGQK.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AlPXgLOQcBl\\KJGEntMWGCGQK.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

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 40 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2192 WINWORD.EXE
2192 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2440 regsvr32.exe
2440 regsvr32.exe
4516 regsvr32.exe
4516 regsvr32.exe
4516 regsvr32.exe
4516 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE
2192 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	40	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
2192	WINWORD.EXE
2192	WINWORD.EXE

pid	process
2440	regsvr32.exe
2440	regsvr32.exe
4516	regsvr32.exe
4516	regsvr32.exe
4516	regsvr32.exe
4516	regsvr32.exe

pid	process
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE
2192	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 2192 wrote to memory of 2440	2192	WINWORD.EXE	regsvr32.exe
PID 2192 wrote to memory of 2440	2192	WINWORD.EXE	regsvr32.exe
PID 2440 wrote to memory of 4516	2440	regsvr32.exe	regsvr32.exe
PID 2440 wrote to memory of 4516	2440	regsvr32.exe	regsvr32.exe

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\CU211490942534_202303220815.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2192

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\001540.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2440

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AlPXgLOQcBl\KJGEntMWGCGQK.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4516

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\001540.tmp
Filesize
521.9MB

MD5
853b6005de754974d71396271700bf31

SHA1
1cba641c88048110c024c13c2da9af6d551cd1da

SHA256
5a5e279c4a1af85bc0708b92c7a1b774e8a9e065e14ab4a14bffb8fa8c2de27b

SHA512
aaa8eaf7cae81bd4179c053105612037afd9626d3b7b4f73bd0040502571b42e057d900f94cef7e1f968e576eea9b56101b92628ad903055299906c46d2277ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\001540.tmp
Filesize
521.9MB

MD5
853b6005de754974d71396271700bf31

SHA1
1cba641c88048110c024c13c2da9af6d551cd1da

SHA256
5a5e279c4a1af85bc0708b92c7a1b774e8a9e065e14ab4a14bffb8fa8c2de27b

SHA512
aaa8eaf7cae81bd4179c053105612037afd9626d3b7b4f73bd0040502571b42e057d900f94cef7e1f968e576eea9b56101b92628ad903055299906c46d2277ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\001607.zip
Filesize
961KB

MD5
2ff11d2185b0f90388a4b175a88998ab

SHA1
f9528e1f5236b7d92db0d6ce2603593a53d4a29c

SHA256
1386cd2c961321d4de11e5ca019e1a2a82c65209522e423b6fb42c94ed06d78f

SHA512
7fcad8e33d328584b90a0fab5734ec2ddd9b565c5ef6711f9130bd6560c35bd12404f1608ae6d4b3e614a882756294ceeac81928c74f99c0e0e94a41dec5b2e2

Download Submit
C:\Windows\System32\AlPXgLOQcBl\KJGEntMWGCGQK.dll
Filesize
521.9MB

MD5
853b6005de754974d71396271700bf31

SHA1
1cba641c88048110c024c13c2da9af6d551cd1da

SHA256
5a5e279c4a1af85bc0708b92c7a1b774e8a9e065e14ab4a14bffb8fa8c2de27b

SHA512
aaa8eaf7cae81bd4179c053105612037afd9626d3b7b4f73bd0040502571b42e057d900f94cef7e1f968e576eea9b56101b92628ad903055299906c46d2277ac

Download Submit
memory/2192-208-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-138-0x00007FFA1C9F0000-0x00007FFA1CA00000-memory.dmp

Filesize
64KB

Download
memory/2192-139-0x00007FFA1C9F0000-0x00007FFA1CA00000-memory.dmp

Filesize
64KB

Download
memory/2192-136-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-135-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-134-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-133-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-137-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-209-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-210-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2192-211-0x00007FFA1EA50000-0x00007FFA1EA60000-memory.dmp

Filesize
64KB

Download
memory/2440-179-0x0000000002BF0000-0x0000000002C4A000-memory.dmp

Filesize
360KB

Download
memory/2440-182-0x0000000001120000-0x0000000001121000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads