trickbot | 829419a788104ec45e82487738be2779a83cac1b65bfc9343e351e75cfa49f5e

General

Target

Document931215825.xls
Size

53KB
MD5

ef687c6dd0731d96d622ac024974a35b
SHA1

907be2046fd958898fa14be35f567cbb30e5e8bb
SHA256

829419a788104ec45e82487738be2779a83cac1b65bfc9343e351e75cfa49f5e
SHA512

64c3ff8bcab43efaa971816463a620f02f760c84c60daa96d1937046b746156ab8f8461d6c68051e198e156b24133831fc663779c4f389f92ef146b6eb6a3fc5

Score

10^/10

trickbot rob20 banker spyware trojan

Malware Config

Extracted

Family

trickbot

Version

100006

Botnet

rob20

C2

80.242.220.146:449

177.221.108.198:449

41.243.29.182:449

178.134.55.190:449

194.5.249.71:443

195.123.242.207:443

184.95.51.178:443

94.158.245.90:443

192.3.247.125:443

156.96.47.3:443

192.3.73.165:443

192.119.171.230:443

141.136.0.42:443

45.12.110.206:443

5.34.180.168:443

195.123.242.202:443

196.45.140.146:449

103.250.70.163:443

103.87.25.220:443

118.69.133.4:443

Attributes

autorun
Name:pwgrab

ecc_pubkey.base64

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3440	1400	rundll32.exe	EXCEL.EXE

Trickbot
Developed in 2016, TrickBot is one of the more recent banking Trojans.
trojan banker trickbot
Blocklisted process makes network request 1 IoCs

Processes:

cmd.exe

flow pid process

88 3828 cmd.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

1220 rundll32.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Drops file in Windows directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\explorer.exe rundll32.exe

flow	pid	process
88	3828	cmd.exe

pid	process
1220	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\explorer.exe	rundll32.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:

EXCEL.EXE

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

1400 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

cmd.exe

pid process

3828 cmd.exe
3828 cmd.exe
3828 cmd.exe
3828 cmd.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wermgr.execmd.exe

description pid process

Token: SeDebugPrivilege 2008 wermgr.exe
Token: SeDebugPrivilege 3828 cmd.exe

pid	process
3828	cmd.exe
3828	cmd.exe
3828	cmd.exe
3828	cmd.exe

description	pid	process
Token: SeDebugPrivilege	2008	wermgr.exe
Token: SeDebugPrivilege	3828	cmd.exe

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE
1400	EXCEL.EXE

Suspicious use of WriteProcessMemory 508 IoCs

Processes:

EXCEL.EXErundll32.exerundll32.exewermgr.exe

description	pid	process	target process
PID 1400 wrote to memory of 3440	1400	EXCEL.EXE	rundll32.exe
PID 1400 wrote to memory of 3440	1400	EXCEL.EXE	rundll32.exe
PID 3440 wrote to memory of 1220	3440	rundll32.exe	rundll32.exe
PID 3440 wrote to memory of 1220	3440	rundll32.exe	rundll32.exe
PID 3440 wrote to memory of 1220	3440	rundll32.exe	rundll32.exe
PID 1220 wrote to memory of 2008	1220	rundll32.exe	wermgr.exe
PID 1220 wrote to memory of 2008	1220	rundll32.exe	wermgr.exe
PID 1220 wrote to memory of 2008	1220	rundll32.exe	wermgr.exe
PID 1220 wrote to memory of 2008	1220	rundll32.exe	wermgr.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe
PID 2008 wrote to memory of 3828	2008	wermgr.exe	cmd.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Document931215825.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1400

C:\Windows\SYSTEM32\rundll32.exe
rundll32 C:\IntelCompany\JIOLAS.RRTTOOKK,DllRegisterServer
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:3440

C:\Windows\SysWOW64\rundll32.exe
rundll32 C:\IntelCompany\JIOLAS.RRTTOOKK,DllRegisterServer
3⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1220

C:\Windows\system32\wermgr.exe
C:\Windows\system32\wermgr.exe
4⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\IntelCompany\JIOLAS.RRTTOOKK
MD5
bd1f17c3f5f6d4b8b97bcb4d330daec4

SHA1
a567f1016f657c93784762925cfcfa7c8ea7b840

SHA256
c91623796d2ebc3fc11faf8f9578b56fd4f61a06dec26f5648b9372ae30240da

SHA512
0e03ad245df2837ab36ce1387a64aae35b703af2f21e61b1a10fae3f02ffa1eb53f68914ebba27673d3ec69d44d3dc7004d77d97fee1007b5ffdfb9e373db21a

Download Submit
\IntelCompany\JIOLAS.RRTTOOKK
MD5
bd1f17c3f5f6d4b8b97bcb4d330daec4

SHA1
a567f1016f657c93784762925cfcfa7c8ea7b840

SHA256
c91623796d2ebc3fc11faf8f9578b56fd4f61a06dec26f5648b9372ae30240da

SHA512
0e03ad245df2837ab36ce1387a64aae35b703af2f21e61b1a10fae3f02ffa1eb53f68914ebba27673d3ec69d44d3dc7004d77d97fee1007b5ffdfb9e373db21a

Download Submit
memory/1220-7-0x0000000000000000-mapping.dmp

Download
memory/1220-9-0x0000000004BE0000-0x0000000004C19000-memory.dmp

Filesize
228KB

Download
memory/1220-10-0x0000000010000000-0x0000000010038000-memory.dmp

Filesize
224KB

Download
memory/1400-2-0x00007FFB59020000-0x00007FFB59657000-memory.dmp

Filesize
6.2MB

Download
memory/2008-11-0x0000000000000000-mapping.dmp

Download
memory/3440-5-0x0000000000000000-mapping.dmp

Download
memory/3828-12-0x0000000000000000-mapping.dmp

Download
memory/3828-14-0x00000237436B0000-0x00000237436B0188-memory.dmp

Filesize
392B

Download
memory/3828-15-0x0000023743630000-0x0000023743630018-memory.dmp

Filesize
24B

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads