emotet | 2bbfb8aaae14b15d96e82a83f1fd6f458f055200abeff08393777d915735a38f

Resubmissions

15-03-2023 22:47

230315-2qqqraaa3w 10

15-03-2023 22:35

230315-2h4yeaff62 1

Analysis

max time kernel
138s
max time network
108s
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 22:47

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General

Target

4z3oREHgUlWFHrtWm.dll
Size

522.5MB
MD5

2f41f6ec38706987e0e60c85495abb53
SHA1

37a1c0e4b09382ba3dfe637baad9da1463730903
SHA256

23ae7606e769bdb9b8977e5b9c6e8ceda824ce5a9b67dc64716ab1b6b6218fe0
SHA512

4af1ad312dd70de4718ee555d82490eaf75b683b50edaac5876094ec5ff23c31d27feac276089b2447d646574883bad68abebc6f842c1714865efce8a34a1d75
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\OYmUJddB.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CXPWynuPL\\OYmUJddB.dll\""	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

440 regsvr32.exe
440 regsvr32.exe
216 regsvr32.exe
216 regsvr32.exe
216 regsvr32.exe
216 regsvr32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

regsvr32.exe

pid process

440 regsvr32.exe

pid	process
440	regsvr32.exe
440	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe

pid	process
440	regsvr32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 440 wrote to memory of 216	440	regsvr32.exe	regsvr32.exe
PID 440 wrote to memory of 216	440	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4z3oREHgUlWFHrtWm.dll
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:440

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\CXPWynuPL\OYmUJddB.dll"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:216

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/440-133-0x0000000000800000-0x000000000082C000-memory.dmp

Filesize
176KB

Download
memory/440-136-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download