darksiderat | 605f225afb0165f4047567eb4dd65d39479d89f10f0046258155cb02862dc77b

Analysis

user interaction
yes
max time kernel
74s
max time network
75s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
20/08/2026, 22:29

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General

Target
NexusTweaks.rar
Size 1.7MB
Sample260820-2edbaaga99
SHA256 605f225afb0165f4047567eb4dd65d39479d89f10f0046258155cb02862dc77b
MD5 4ffb6720e74109721447f97b4b1cad40
SHA1 c0c1e5c5efd7ca22f1e06c82bfa694fb229b24db
SHA512 a86ef2dde0a0463ba219b17c6001c573ffd30ca4f34eb97bcc7cf5359fb532eb6671cd99197dbde8a8ce9706905d10b94d7830a849f770cfb2c3f46820b5afe4
SSDEEP 24576:1dosfcyyiYm/3YFQy407LjPrUBtK66PVBVARNj1xDoA+bCOFAQruZAhN6vpi0PXv:1z0ylYYupBz2KBBVcEANQK2Si0PV79L
TLSH
T1CA8533EC8B0C2379B2D997DC51ADC4711F750099BAD2EE9DABC1F29DA004E6D7CE0162
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

darksiderat trojan

Malware Config

Signatures

Family: DarkSideRAT
DarkSideRAT is a remote access trojan.
trojan darksiderat

Detects DarkSideRAT 1 IoCs

resource	yara_rule
behavioral1/files/0x000700000002467a-44.dat	family_darksiderat

Suspicious use of NtCreateUserProcessOtherParentProcess 10 IoCs

description	pid	Process	procid_target
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102
PID 1956 created 2268	1956	Loader (1).exe	102

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation	NexusTweaks.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation	Loader (1).exe

Executes dropped EXE 4 IoCs

pid	Process
2268	NexusTweaks.exe
5852	NexusTweaks.exe
1956	Loader (1).exe
1508	Loader.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
5808	7zFM.exe
5808	7zFM.exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
1956	Loader (1).exe
5808	7zFM.exe
5808	7zFM.exe
5808	7zFM.exe
5808	7zFM.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5808	7zFM.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	5808	7zFM.exe
Token: 35	5808	7zFM.exe
Token: SeSecurityPrivilege	5808	7zFM.exe
Token: SeSecurityPrivilege	5808	7zFM.exe
Token: SeDebugPrivilege	1956	Loader (1).exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
5808	7zFM.exe
5808	7zFM.exe
5808	7zFM.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5808 wrote to memory of 2268	5808	7zFM.exe	102
PID 2268 wrote to memory of 5852	2268	NexusTweaks.exe	104
PID 2268 wrote to memory of 1956	2268	NexusTweaks.exe	106
PID 1956 wrote to memory of 1508	1956	Loader (1).exe	107

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\NexusTweaks.rar"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5808
- C:\Users\Admin\AppData\Local\Temp\7zO0B670479\NexusTweaks.exe
  "C:\Users\Admin\AppData\Local\Temp\7zO0B670479\NexusTweaks.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2268
- - C:\Users\Admin\AppData\Local\Temp\NexusTweaks.exe
    "C:\Users\Admin\AppData\Local\Temp\NexusTweaks.exe"
    3⤵
    - Executes dropped EXE
    PID:5852
- - C:\Users\Admin\AppData\Local\Temp\Loader (1).exe
    "C:\Users\Admin\AppData\Local\Temp\Loader (1).exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1956
  - - C:\Users\Admin\AppData\Local\Temp\Loader.exe
      "C:\Users\Admin\AppData\Local\Temp\Loader.exe"
      4⤵
      Executes dropped EXE
      PID:1508

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1044

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

NexusTweaks.exe

Path C:\Users\Admin\AppData\Local\Temp\7zO0B670479\NexusTweaks.exe
Size 1.7MB
SHA256 13b41d83822e4bfd1ef47775ee6ae21062fa621cfdcf055affd1bcd1a5a729bc
MD5 1b1c50ba6b017093aa36b495c694dd90
SHA1 d15b9417e93a2257a0c3899089b028a78195ce50
SHA512 753972301b93f26fffec4da1c90bf0b235017494faaca3aa17c516a1b312a2a2cc5d0eaa1bb5fe5fe24c9c83f6e9a8742fc7c11b76932625915352d086f4fa4d
SSDEEP 24576:7G44b+JFrltU3oX+HVXlKIDd4sWxLsz/c+Se00fZIPM7WKxj76dEThxP+S5zi:7g+7RaDHVEI3/cfxkRj7QSfWv
TLSH
T1EF85336961DF6B56DDF4727ACA7BC7663207A621FC036B96263C3C940E00DC367C6298
MD5 SHA1 SHA512 SSDEEP TLSH

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Loader (1).exe

Path C:\Users\Admin\AppData\Local\Temp\Loader (1).exe
Size 368KB
SHA256 be8ffa2deeb1ad590f371dfc031c4701010de583a091b9e9ad81e5d421ebbee0
MD5 93b152ddba79f433c3a17fa907c01a06
SHA1 8cce14920662a7c2ffc3595bb625ef5e7603735a
SHA512 e85dbb45c4b40bd67b0594ddc6cb96f717ce98dab7c4a2147e42225e89fef1076b56a1303653c80209c42c03535df817e05735a7706096da0ce65c362aab6126
SSDEEP 6144:QwR3cLrvZBKCGfiRm/6nEVAQFXOhEwYRfZuy6MTI1Ng1NdiSKRa58z8SsD:QW3mkSRSFAQ4q14Jr7sdi1Ram
TLSH
T12984231453DF95A3D87578339E6642B44B3FBA9E4D86AB2363CC1DB8AB16784FD90003
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Loader.exe

Path C:\Users\Admin\AppData\Local\Temp\Loader.exe
Size 87KB
SHA256 7a2f38df13d43bc270d4a4d7fa532313a2a8353d1e785c8ad686868b11b4265f
MD5 4d14d43605dbe974dea0a0d8afc81d60
SHA1 903b3f0a8b72de3176ff7bcaaa06ca3499df5f0a
SHA512 b78e22ded4d91fd25bf2197f003b0967c38be78dcb628ff4631c9622989a2abf80f57b97aeb920f6025b7324a01912e402fd33bec2b9614e3a1354e088647d36
SSDEEP 768:nv4Dh3rZbHU5OjOar7uL/AGof1J7DtZl++J6dhz8agz88W9CcCyegMxJMcgkzq7v:Uh34z9Y+97kehomTkfrJrjolYu1l/
TLSH
T19C93F535DA9AB16FC2498478ED024C06DF53B89E8661BF672BD24DC54FCAF602F2C590
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

NexusTweaks.exe

Path C:\Users\Admin\AppData\Local\Temp\NexusTweaks.exe
Size 1.3MB
SHA256 c0b62351dd62646edd7d766199d447fbfa729f7e0f293fc42931f461e7a8bf53
MD5 d166c814eb54e1f76f1ccfac1c4310c3
SHA1 5891477273cb52119497f20a96cd276804046855
SHA512 33987032278751885bf8e5bf6302f62571ab3c10bcef525a98e648fb574c957321d05f3edc32bad493c24ba06d05b4cef5ead5bceccd594a7b8e7825eb2379ac
SSDEEP 12288:aXFueRr7+JfZ3IzG+m+SS8eKJ6+6NQ6BviXh0rWmZnxHSc:aueRr7GksZ6NQ6BJrW2hS
TLSH
T1ED55B54BE7B610D5F5BAC2399562323AFC7234A1473897D792859A0E4B30FE4AD3E704
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1956-37-0x00000000004A0000-0x0000000000500000-memory.dmp

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memory/1956-39-0x0000000002BB0000-0x0000000002C0E000-memory.dmp

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memory/2268-14-0x0000000000350000-0x000000000050E000-memory.dmp

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memory/2268-15-0x000000001D730000-0x000000001D8EA000-memory.dmp

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memory/5852-32-0x00007FF72B2D0000-0x00007FF72B4AE000-memory.dmp

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