emotet | 8668f7a83234e2ae43968697f23480735bed4a5b0599e6d61d64c1768fe60013

Resubmissions

15-03-2023 18:21

230315-wzcmlaef89 10

15-03-2023 03:51

230315-eer34sdc5w 1

Analysis

max time kernel
129s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20230220-it
resource tags

arch:x64arch:x86image:win10v2004-20230220-itlocale:it-itos:windows10-2004-x64systemwindows
submitted
15-03-2023 18:21

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General

Target

lfwIyYWKY67ku.dll
Size

527.5MB
MD5

6ea930620e66f8cb84e1774d0a6c0b2d
SHA1

748404bba874a143cdce8af9422fda733993dc89
SHA256

bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a
SHA512

6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18
SSDEEP

6144:3aH8hMsydZe0ucCdDjqJ+eDXPaX6CTDrdTq02RKPDYDAFYKHJbEfXxIpXh+IcHwN:9mPuNdDQDXPm6owRg8DcYKHJbMcM/TZ

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

103.85.95.4:8080

103.224.241.74:8080

178.238.225.252:8080

37.59.103.148:8080

78.47.204.80:443

138.197.14.67:8080

128.199.242.164:8080

54.37.228.122:443

37.44.244.177:8080

139.59.80.108:8080

218.38.121.17:443

82.98.180.154:7080

114.79.130.68:443

159.65.135.222:7080

174.138.33.49:7080

195.77.239.39:8080

193.194.92.175:443

198.199.70.22:8080

85.214.67.203:8080

93.84.115.205:7080

ecs1.plain

eck1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

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\tDPJFccPYpwOS.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\JDCJWClbwgvZpW\\tDPJFccPYpwOS.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4012 regsvr32.exe
4012 regsvr32.exe
4028 regsvr32.exe
4028 regsvr32.exe
4028 regsvr32.exe
4028 regsvr32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

4012 regsvr32.exe

pid	process
4012	regsvr32.exe
4012	regsvr32.exe
4028	regsvr32.exe
4028	regsvr32.exe
4028	regsvr32.exe
4028	regsvr32.exe

pid	process
4012	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 4012 wrote to memory of 4028	4012	regsvr32.exe	regsvr32.exe
PID 4012 wrote to memory of 4028	4012	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\lfwIyYWKY67ku.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\JDCJWClbwgvZpW\tDPJFccPYpwOS.dll"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4028

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4012-133-0x0000000001030000-0x000000000105C000-memory.dmp

Filesize
176KB

Download
memory/4012-136-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

Filesize
4KB

Download