emotet | cbcd73a418e0bf221cabd2fdbdd72a9ffb59774bc3a8a94d5a5ba7c6849a8451

Analysis

max time kernel
148s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
29/03/2022, 22:33

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General

Target
47acad1e027c3704c5eb1176ac4d36a1.xls
Size 106KB
Sample220329-2ghnsagcgr
SHA256 cbcd73a418e0bf221cabd2fdbdd72a9ffb59774bc3a8a94d5a5ba7c6849a8451
MD5 47acad1e027c3704c5eb1176ac4d36a1
SHA1 d94501aef299511fc266246a9f00916cb5a30b87
SHA512 fe54c59bdd1b6332612f02569670681b9562477b84e38aae676634467228d927197e857fe530cfa2d7cc502a95683762865b6ca8d3a8933de179354108a4ee4d
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://dougveeder.com/cgi-bin/xJ91ZttGRioQ7IUL/
xlm40.dropper
https://e-fistik.com/ajax/PnA23/

Extracted

Family

emotet

Botnet

Epoch4

45.176.232.125:443
138.197.109.175:8080
187.84.80.182:443
79.143.187.147:443
189.232.46.161:443
103.70.28.102:8080
134.122.66.193:8080
151.106.112.196:8080
160.16.142.56:8080
212.24.98.99:8080
188.44.20.25:443
197.242.150.244:8080
206.189.28.199:8080
172.104.251.154:8080
103.43.46.182:443
203.114.109.124:443
103.75.201.2:443
58.227.42.236:80
201.94.166.162:443
189.126.111.200:7080
185.8.212.130:7080
167.99.115.35:8080
129.232.188.93:443
1.234.2.232:8080
153.126.146.25:7080
185.157.82.211:8080
131.100.24.231:80
1.234.21.73:7080
192.99.251.50:443
119.193.124.41:7080
159.8.59.82:8080
158.69.222.101:443
51.254.140.238:7080
5.9.116.246:8080
45.176.232.124:443
159.65.88.10:8080
101.50.0.91:8080
107.182.225.142:8080
167.172.253.162:8080
79.172.212.216:8080
50.30.40.196:8080
196.218.30.83:443
51.91.7.5:8080
212.237.17.99:8080
72.15.201.15:8080
183.111.227.137:8080
51.91.76.89:8080
209.250.246.206:443
176.104.106.96:8080
46.55.222.11:443
209.126.98.206:8080
164.68.99.3:8080
176.56.128.118:443
103.132.242.26:8080
110.232.117.186:8080
146.59.226.45:443
173.212.193.249:8080
82.165.152.127:8080
45.118.115.99:8080
216.158.226.206:443

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\EXCEL.EXE is not expected to spawn this process	2408	2560	regsvr32.exe	78

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2408	regsvr32.exe
360	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Zetchjotczovawng\qthylyyktv.rwo	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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.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	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2560	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
360	regsvr32.exe
360	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2560	EXCEL.EXE
2560	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE
2560	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2560 wrote to memory of 2408	2560	EXCEL.EXE	83
PID 2560 wrote to memory of 2408	2560	EXCEL.EXE	83
PID 2560 wrote to memory of 2408	2560	EXCEL.EXE	83
PID 2408 wrote to memory of 360	2408	regsvr32.exe	85
PID 2408 wrote to memory of 360	2408	regsvr32.exe	85
PID 2408 wrote to memory of 360	2408	regsvr32.exe	85

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\47acad1e027c3704c5eb1176ac4d36a1.xls"
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:2560
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\hdrh.dll
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\regsvr32.exe
    C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Zetchjotczovawng\qthylyyktv.rwo"
    3⤵
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    PID:360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 a10ce6f8676be66c3cbb6a465e10692a60ee338a4bfa8669bff1084919bb71ca
MD5 02d1e567e5a6b09abcd29583cad9c47d
SHA1 92c1d98aeccef1d20acc1e97e1137e3f4af230cb
SHA512 3a9b7587d1acdfecbf3033e4f67d5de8d9e441e253e97a0451c9921875c18d212838fb6c1e56af04c64a0da206db7eff4f5b4ba6168fd1a4f7daa1dcb242d11a
MD5 SHA1 SHA512

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hdrh.dll

Path C:\Users\Admin\hdrh.dll
Size 444KB
SHA256 a10ce6f8676be66c3cbb6a465e10692a60ee338a4bfa8669bff1084919bb71ca
MD5 02d1e567e5a6b09abcd29583cad9c47d
SHA1 92c1d98aeccef1d20acc1e97e1137e3f4af230cb
SHA512 3a9b7587d1acdfecbf3033e4f67d5de8d9e441e253e97a0451c9921875c18d212838fb6c1e56af04c64a0da206db7eff4f5b4ba6168fd1a4f7daa1dcb242d11a
MD5 SHA1 SHA512

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qthylyyktv.rwo

Path C:\Windows\SysWOW64\Zetchjotczovawng\qthylyyktv.rwo
Size 444KB
SHA256 a10ce6f8676be66c3cbb6a465e10692a60ee338a4bfa8669bff1084919bb71ca
MD5 02d1e567e5a6b09abcd29583cad9c47d
SHA1 92c1d98aeccef1d20acc1e97e1137e3f4af230cb
SHA512 3a9b7587d1acdfecbf3033e4f67d5de8d9e441e253e97a0451c9921875c18d212838fb6c1e56af04c64a0da206db7eff4f5b4ba6168fd1a4f7daa1dcb242d11a
MD5 SHA1 SHA512

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memory/360-143-0x0000000000A40000-0x0000000000A64000-memory.dmp

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memory/2408-138-0x0000000002590000-0x00000000025B4000-memory.dmp

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memory/2560-130-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-134-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-133-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-132-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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memory/2560-131-0x00007FFAF6B90000-0x00007FFAF6BA0000-memory.dmp

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