dcrat | 1de7650c556d75e0601b93f8efd55d10f6c8d5f344d92aa2bda1bc7a9412866e

Analysis

max time kernel
84s
max time network
151s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
14-06-2023 01:23

Target

2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe
Size

897KB
MD5

3a68a2cbeb827588f3749568b121a79b
SHA1

a40fc3b0c547826353088baf247b379f1e10f25d
SHA256

2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810
SHA512

7ab8bb1605cfed214d05c6dac5dc05df0b66c90e7abe67629e8c879483d5f2784edae832f48acfc92c968a3da1f13e76e5db699890ed85b0c00bb551e0e70b7d
SSDEEP

12288:x7Gmaojeh4hLyhLk9el5ih7XrIqEMbs0qFvPrVc8Ml1T5J4rNl99uF04r4hZZ1v6:MTMYP2tP4CKdKh

Score

10^/10

DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
rat infostealer dcrat

DCRat payload 3 IoCs

Detects payload of DCRat, commonly dropped by NSIS installers.

Processes:

resource	yara_rule
behavioral1/memory/928-55-0x0000000000400000-0x00000000004CE000-memory.dmp	dcrat
behavioral1/memory/928-62-0x0000000000400000-0x00000000004CE000-memory.dmp	dcrat
behavioral1/memory/928-61-0x0000000000400000-0x00000000004CE000-memory.dmp	dcrat

Suspicious use of SetThreadContext 1 IoCs

Processes:

2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe

description	pid	process	target process
PID 1700 set thread context of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

AppLaunch.exe

description pid process

Token: SeDebugPrivilege 928 AppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	928	AppLaunch.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe

description	pid	process	target process
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe
PID 1700 wrote to memory of 928	1700	2ab209c8b13fc820c0f2cd15de422053e94e2ca02b939ff97eeb2abceb5bb810.exe	AppLaunch.exe

memory/928-54-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/928-55-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/928-59-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/928-62-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/928-61-0x0000000000400000-0x00000000004CE000-memory.dmp

Filesize
824KB

Download
memory/928-63-0x0000000000750000-0x000000000076C000-memory.dmp

Filesize
112KB

Download
memory/928-64-0x0000000000770000-0x0000000000786000-memory.dmp

Filesize
88KB

Download
memory/928-65-0x00000000008A0000-0x00000000008B2000-memory.dmp

Filesize
72KB

Download
memory/928-66-0x00000000009F0000-0x00000000009FE000-memory.dmp

Filesize
56KB

Download
memory/928-67-0x0000000004DD0000-0x0000000004E10000-memory.dmp

Filesize
256KB

Download
memory/928-68-0x0000000004DD0000-0x0000000004E10000-memory.dmp

Filesize
256KB

Download