trickbot | e31ace5602fa7c78e8a7c73efded326053a27ee8b94a868e3487c798803d8f3b

Resubmissions

03-08-2024 17:19

240803-vv3sjszdkm 10

03-08-2024 09:36

240803-lk7jbazanq 10

Analysis

max time kernel
30s
max time network
31s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-08-2024 17:19

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General

Target

7fb1de391d2e8956aab8a707ba7047b0N.exe
Size

368KB
MD5

7fb1de391d2e8956aab8a707ba7047b0
SHA1

b4596d683f948181068395159cf245d7faf5617a
SHA256

e31ace5602fa7c78e8a7c73efded326053a27ee8b94a868e3487c798803d8f3b
SHA512

32b7e4773585434eabc057f3af32c08726bf347bac1a3375b87cff22e1b8498b90821f918047778a7e22add83293dcc08d3ccdb8c74ae0a75616f1cd39153305
SSDEEP

6144:eo5N5OazOZaTDWlVnrchrahdOxveC2wo80/agxb0zLz4q0:emSuOcHmnYhrDMTrban4q0

Score

10^/10

trickbot banker discovery trojan

Malware Config

Signatures

Trickbot
Developed in 2016, TrickBot is one of the more recent banking Trojans.
trojan banker trickbot

Trickbot x86 loader 4 IoCs

Detected Trickbot's x86 loader that unpacks the x86 payload.

resource	yara_rule
behavioral2/memory/5028-1-0x0000000000B50000-0x0000000000B79000-memory.dmp	trickbot_loader32
behavioral2/memory/5028-7-0x0000000000B50000-0x0000000000B79000-memory.dmp	trickbot_loader32
behavioral2/memory/380-9-0x0000000000520000-0x0000000000549000-memory.dmp	trickbot_loader32
behavioral2/memory/380-24-0x0000000000520000-0x0000000000549000-memory.dmp	trickbot_loader32

Executes dropped EXE 1 IoCs

pid	Process
380	8fb1de391d2e9967aab9a808ba8048b0N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	7fb1de391d2e8956aab8a707ba7047b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8fb1de391d2e9967aab9a808ba8048b0N.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 380	5028	7fb1de391d2e8956aab8a707ba7047b0N.exe	85
PID 5028 wrote to memory of 380	5028	7fb1de391d2e8956aab8a707ba7047b0N.exe	85
PID 5028 wrote to memory of 380	5028	7fb1de391d2e8956aab8a707ba7047b0N.exe	85
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87
PID 380 wrote to memory of 1832	380	8fb1de391d2e9967aab9a808ba8048b0N.exe	87

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\7fb1de391d2e8956aab8a707ba7047b0N.exe
"C:\Users\Admin\AppData\Local\Temp\7fb1de391d2e8956aab8a707ba7047b0N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Users\Admin\AppData\Roaming\WNetval\8fb1de391d2e9967aab9a808ba8048b0N.exe
  C:\Users\Admin\AppData\Roaming\WNetval\8fb1de391d2e9967aab9a808ba8048b0N.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:380
- - C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:1832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-523280732-2327480845-3730041215-1000\0f5007522459c86e95ffcc62f32308f1_a5c5e2ae-85e3-447c-9e0b-c9a7b966d823

Filesize
1KB

MD5
48071fd142bef6a258e8800a97c8a273

SHA1
a6fa396d63054c3a375bf20116b1e74601dbde4c

SHA256
c87f76466f28f616437def638fbb67cfba7c78227b124ede48ce0eef1041d6c4

SHA512
f099f8695c0f2050bc18165b77025955086219c47d68e106ecb1027c173c7eb27b22c21021a075b9fcaff1cc781e2ee98f326bd02af6bb5d98788dfb0ba8d06a

Download Submit
C:\Users\Admin\AppData\Roaming\WNetval\8fb1de391d2e9967aab9a808ba8048b0N.exe

Filesize
368KB

MD5
7fb1de391d2e8956aab8a707ba7047b0

SHA1
b4596d683f948181068395159cf245d7faf5617a

SHA256
e31ace5602fa7c78e8a7c73efded326053a27ee8b94a868e3487c798803d8f3b

SHA512
32b7e4773585434eabc057f3af32c08726bf347bac1a3375b87cff22e1b8498b90821f918047778a7e22add83293dcc08d3ccdb8c74ae0a75616f1cd39153305

Download Submit
memory/380-11-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/380-9-0x0000000000520000-0x0000000000549000-memory.dmp

Filesize
164KB

Download
memory/380-10-0x0000000010000000-0x0000000010007000-memory.dmp

Filesize
28KB

Download
memory/380-15-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/380-22-0x0000000000880000-0x000000000093E000-memory.dmp

Filesize
760KB

Download
memory/380-24-0x0000000000520000-0x0000000000549000-memory.dmp

Filesize
164KB

Download
memory/380-23-0x00000000025E0000-0x00000000028A9000-memory.dmp

Filesize
2.8MB

Download
memory/1832-17-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/1832-16-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/1832-21-0x000001DBD87D0000-0x000001DBD87D1000-memory.dmp

Filesize
4KB

Download
memory/5028-7-0x0000000000B50000-0x0000000000B79000-memory.dmp

Filesize
164KB

Download
memory/5028-1-0x0000000000B50000-0x0000000000B79000-memory.dmp

Filesize
164KB

Download