emotet | 1a649271eeb4470353195f49e6726aafddddc9a7d2c37e4a408b72909abda373

General

Target

2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe
Size

435KB
MD5

2755313b6cf970afacb7daad4402713f
SHA1

2d3ede84d180c3543f1433781066da2985cae310
SHA256

1a649271eeb4470353195f49e6726aafddddc9a7d2c37e4a408b72909abda373
SHA512

65ce4700b900b190ffd543b1df3b0b789056241618d44ddcc44520a1429051bd20a6de9818d0504d58e7468205f0dc5657cc3d5e35bfe75bc0d02f5b16e304f9
SSDEEP

12288:TRX3wK9rybO3AlLBeTWi+eO6e2GAnG+pG/Yk:TRX3wK9ruO3Alpi+eO6e25NgYk

Score

10^/10

emotet epoch1 banker discovery trojan upx

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

219.92.13.25:80

91.236.4.234:443

192.241.143.52:8080

186.3.232.68:80

192.241.146.84:8080

12.162.84.2:8080

50.28.51.143:8080

221.133.46.86:443

185.94.252.27:443

114.109.179.60:80

186.33.141.88:80

172.104.169.32:8080

184.57.130.8:80

177.139.131.143:443

77.55.211.77:8080

81.169.202.3:443

72.47.248.48:7080

212.71.237.140:8080

190.229.148.144:80

178.79.163.131:8080

rsa_pubkey.plain

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
3680	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnitmgr.exe
4320	puiapimgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\puiapi\puiapimgr.exe	puiapi.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0008000000023d65-3.dat	upx
behavioral2/memory/3680-4-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/3680-8-0x0000000000400000-0x000000000045D000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3568	3680	WerFault.exe	86
4028	4320	WerFault.exe	95

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnitmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	puiapi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	puiapimgr.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe
4732	puiapi.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe
4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe
4732	puiapi.exe
4732	puiapi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4900 wrote to memory of 3680	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	86
PID 4900 wrote to memory of 3680	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	86
PID 4900 wrote to memory of 3680	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	86
PID 4900 wrote to memory of 4732	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	94
PID 4900 wrote to memory of 4732	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	94
PID 4900 wrote to memory of 4732	4900	2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe	94
PID 4732 wrote to memory of 4320	4732	puiapi.exe	95
PID 4732 wrote to memory of 4320	4732	puiapi.exe	95
PID 4732 wrote to memory of 4320	4732	puiapi.exe	95

C:\Users\Admin\AppData\Local\Temp\2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4900
- C:\Users\Admin\AppData\Local\Temp\2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnitmgr.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3680 -s 264
    3⤵
    - Program crash
    PID:3568
- C:\Windows\SysWOW64\puiapi\puiapi.exe
  "C:\Windows\SysWOW64\puiapi\puiapi.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4732
- - C:\Windows\SysWOW64\puiapi\puiapimgr.exe
    C:\Windows\SysWOW64\puiapi\puiapimgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4320
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4320 -s 264
      4⤵
      Program crash
      PID:4028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3680 -ip 3680
1⤵
PID:116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4320 -ip 4320
1⤵
PID:4724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\2025-03-07_2755313b6cf970afacb7daad4402713f_icedid_ramnitmgr.exe

Filesize
105KB

MD5
d5ca6e1f080abc64bbb11e098acbeabb

SHA1
1849634bf5a65e1baddddd4452c99dfa003e2647

SHA256
30193b5ccf8a1834eac3502ef165350ab74b107451145f3d2937fdf24b9eceae

SHA512
aa57ce51de38af6212d7339c4baac543a54b0f527621b0ef9e78eca5e5699e8508a154f54f8ac04135527d8417275eeee72a502a362547575699330cc756b161

Download Submit
memory/3680-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3680-6-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/3680-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4732-20-0x0000000002020000-0x000000000202C000-memory.dmp

Filesize
48KB

Download
memory/4732-23-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4900-0-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download
memory/4900-10-0x0000000000850000-0x000000000085C000-memory.dmp

Filesize
48KB

Download
memory/4900-9-0x0000000000840000-0x000000000084A000-memory.dmp

Filesize
40KB

Download
memory/4900-14-0x0000000000400000-0x0000000000473000-memory.dmp

Filesize
460KB

Download

Analysis

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