dridex | c94fe7b646b681ac85756b4ce7f85f4745a7b505f1a2215ba8b58375238bad10

General

Target

DridexDroppedVBS.exe
Size

140KB
MD5

925da3a10f7dde802c8d87047b14fda6
SHA1

1fc59fbf692f690b9fe82cfafc9dcbd5aac31a68
SHA256

c94fe7b646b681ac85756b4ce7f85f4745a7b505f1a2215ba8b58375238bad10
SHA512

82588188de13f34cd751da7409f780c4fc5814da780fe8cad1fa73370414fb24b9822fc56f1f162d0db4a5c27159c225bc4d4fb061a87cb3c0d89b067353a478
SSDEEP

3072:X9z9zjy6WEba5uuoLPhiVF3NT5nNpytoQE:X9J9gu0td5nN4

Score

10^/10

dridex botnet discovery

Malware Config

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Deletes itself 1 IoCs

pid	Process
2940	svchost.exe

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135

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	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DridexDroppedVBS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	whoami.exe

Discovers systems in the same network 1 TTPs 1 IoCs

discovery

Remote System Discovery

T1018

pid	Process
2572	net.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2716	DridexDroppedVBS.exe
2716	DridexDroppedVBS.exe
2940	svchost.exe
2940	svchost.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2716	DridexDroppedVBS.exe
Token: SeShutdownPrivilege	2940	svchost.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe
Token: SeDebugPrivilege	2600	whoami.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 2940	2716	DridexDroppedVBS.exe	31
PID 2716 wrote to memory of 2940	2716	DridexDroppedVBS.exe	31
PID 2716 wrote to memory of 2940	2716	DridexDroppedVBS.exe	31
PID 2716 wrote to memory of 2940	2716	DridexDroppedVBS.exe	31
PID 2716 wrote to memory of 2940	2716	DridexDroppedVBS.exe	31
PID 2940 wrote to memory of 2600	2940	svchost.exe	32
PID 2940 wrote to memory of 2600	2940	svchost.exe	32
PID 2940 wrote to memory of 2600	2940	svchost.exe	32
PID 2940 wrote to memory of 2600	2940	svchost.exe	32
PID 2940 wrote to memory of 2572	2940	svchost.exe	34
PID 2940 wrote to memory of 2572	2940	svchost.exe	34
PID 2940 wrote to memory of 2572	2940	svchost.exe	34
PID 2940 wrote to memory of 2572	2940	svchost.exe	34

C:\Users\Admin\AppData\Local\Temp\DridexDroppedVBS.exe
"C:\Users\Admin\AppData\Local\Temp\DridexDroppedVBS.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe "C:\Users\Admin\AppData\Local\Temp\DridexDroppedVBS.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2940
- - C:\Windows\SysWOW64\whoami.exe
    C:\Windows\system32\whoami.exe /all
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2600
- - C:\Windows\SysWOW64\net.exe
    C:\Windows\system32\net.exe view
    3⤵
    - System Location Discovery: System Language Discovery
    - Discovers systems in the same network
    PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Share Discovery

1

T1135

Remote System Discovery

1

T1018

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2716-1-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2716-0-0x0000000000320000-0x0000000000344000-memory.dmp

Filesize
144KB

Download
memory/2716-5-0x0000000000320000-0x0000000000344000-memory.dmp

Filesize
144KB

Download
memory/2940-2-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2940-3-0x0000000077359000-0x000000007735A000-memory.dmp

Filesize
4KB

Download
memory/2940-7-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-6-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-8-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-11-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-10-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-9-0x0000000000280000-0x00000000002A4000-memory.dmp

Filesize
144KB

Download
memory/2940-16-0x00000000772D0000-0x00000000773E0000-memory.dmp

Filesize
1.1MB

Download

Analysis

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