dridex | 308977b7bbb10447349f1e3fe422d9376aa3f21380df96fd69985f654479e6e4

Analysis

max time kernel
55s
max time network
46s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
10-03-2023 11:30

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General

Target

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe
Size

208KB
MD5

d0409052256c6efc85b155f58cc03f70
SHA1

3ab42ca8ce81f9df0c4f7cd807528c5dd0fb5108
SHA256

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05
SHA512

3276daa266159b03820abf9e05aeec54e8ba6b748b5f44c76f5d8be0333a45490c7a93df3d227c74e5009b4ac2c08ae05d84862170766c7a304a30cc0bfbc6e5
SSDEEP

3072:ESf6yf4ZtuoMvwloVkldMkPH7fp6CmSIPSi6/8NK3c3:XCyw7cqo+llPHICmSAUJ3

Score

10^/10

dridex botnet evasion trojan

Malware Config

Extracted

Family

dridex

195.123.213.19:443

195.123.238.51:443

45.129.96.9:443

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Deletes itself 1 IoCs

Processes:

msra.exe

pid process

1120 msra.exe

pid	process
1120	msra.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exemsra.exe

pid	process
1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe
1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe
1120	msra.exe
1120	msra.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

description pid process

Token: SeRestorePrivilege 1304 1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

description	pid	process
Token: SeRestorePrivilege	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe

description	pid	process	target process
PID 1304 wrote to memory of 1120	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe	msra.exe
PID 1304 wrote to memory of 1120	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe	msra.exe
PID 1304 wrote to memory of 1120	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe	msra.exe
PID 1304 wrote to memory of 1120	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe	msra.exe
PID 1304 wrote to memory of 1120	1304	1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe	msra.exe

C:\Users\Admin\AppData\Local\Temp\1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe
"C:\Users\Admin\AppData\Local\Temp\1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304

C:\Windows\SysWOW64\msra.exe
C:\Windows\SysWOW64\msra.exe "C:\Users\Admin\AppData\Local\Temp\1d778359ab155cb190b9f2a7086c3bcb4082aa195ff8f754dae2d665fd20aa05.exe"
2⤵
- Deletes itself
- Suspicious behavior: EnumeratesProcesses
PID:1120

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1120-64-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-63-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-56-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/1120-58-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-60-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-61-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-73-0x00000000003F0000-0x000000000040A000-memory.dmp

Filesize
104KB

Download
memory/1120-67-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-65-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-66-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1120-62-0x0000000000180000-0x00000000001B9000-memory.dmp

Filesize
228KB

Download
memory/1304-54-0x0000000000AA0000-0x0000000000AD9000-memory.dmp

Filesize
228KB

Download
memory/1304-59-0x0000000000AA0000-0x0000000000AD9000-memory.dmp

Filesize
228KB

Download
memory/1304-55-0x0000000000100000-0x000000000011A000-memory.dmp

Filesize
104KB

Download