199791facc57a9df2b567ea40c70f05e53e9112e828f6834c2c16f724b943e12

General

Target
nikkeminiloader_oG7STxbESBb.wg.intl.exe
Size 8.6MB
Sample261104-1venlsf12j
SHA256 199791facc57a9df2b567ea40c70f05e53e9112e828f6834c2c16f724b943e12
MD5 335069badb99337b20a62cbda5cd5af1
SHA1 694bc2bf76ab2715824737433a0c7d4cc85e0dff
SHA512 19e5a93c87fe0a5991a365377db0954cb5aa46109c70f7082ec902c78336c5547607e1ea68d00760ac67b931a5025f8e1cb44e9409d33cea8e1df0324d9f59e7
SSDEEP 196608:J+cAa55JA3mNoZ26cgjzBcPBRPWmbcIs/a/2lwW1RGoVrr:J+cn55JPs/hzo3rAIoyawWFrr
TLSH
T17D9633D6A0C3D586F4B66E78009E8674E6532C1B86629C333964FD2B393B5F3C97B142
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 17 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\I:	nikke_Miniloader.exe
File opened (read-only)	\??\P:	nikke_Miniloader.exe
File opened (read-only)	\??\Q:	nikke_Miniloader.exe
File opened (read-only)	\??\V:	nikke_Miniloader.exe
File opened (read-only)	\??\T:	nikke_Miniloader.exe
File opened (read-only)	\??\G:	nikke_Miniloader.exe
File opened (read-only)	\??\K:	nikke_Miniloader.exe
File opened (read-only)	\??\M:	nikke_Miniloader.exe
File opened (read-only)	\??\N:	nikke_Miniloader.exe
File opened (read-only)	\??\U:	nikke_Miniloader.exe
File opened (read-only)	\??\D:	nikke_Miniloader.exe
File opened (read-only)	\??\J:	nikke_Miniloader.exe
File opened (read-only)	\??\L:	nikke_Miniloader.exe
File opened (read-only)	\??\O:	nikke_Miniloader.exe
File opened (read-only)	\??\R:	nikke_Miniloader.exe
File opened (read-only)	\??\S:	nikke_Miniloader.exe
File opened (read-only)	\??\H:	nikke_Miniloader.exe

Executes dropped EXE 1 IoCs

pid	Process
3344	nikke_Miniloader.exe

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

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	nikke_Miniloader.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	nikke_Miniloader.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	nikkeminiloader_oG7STxbESBb.wg.intl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nikke_Miniloader.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3344	nikke_Miniloader.exe
3344	nikke_Miniloader.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeCreateGlobalPrivilege	3344	nikke_Miniloader.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3344	nikke_Miniloader.exe
3344	nikke_Miniloader.exe
3344	nikke_Miniloader.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3344	nikke_Miniloader.exe
3344	nikke_Miniloader.exe
3344	nikke_Miniloader.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3344	nikke_Miniloader.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 3344	2736	nikkeminiloader_oG7STxbESBb.wg.intl.exe	88

C:\Users\Admin\AppData\Local\Temp\nikkeminiloader_oG7STxbESBb.wg.intl.exe
"C:\Users\Admin\AppData\Local\Temp\nikkeminiloader_oG7STxbESBb.wg.intl.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Users\Admin\AppData\Local\nikke_Miniloader\nikke_Miniloader.exe
  "C:\Users\Admin\AppData\Local\nikke_Miniloader\nikke_Miniloader.exe"
  2⤵
  - Enumerates connected drives
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:3344

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3528

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

LogConfig.ini

Path C:\Users\Admin\AppData\Local\nikke_Miniloader\LogConfig.ini
Size 113B
SHA256 e8a59173f505dbedf4dd37eec210e5e539a243e46f521a8ba8d2ec13fd99d29f
MD5 1e8cf5946a37d9a084be613554260815
SHA1 94b5aee19918d59c83785ac27de9c7c076f12091
SHA512 abe7ebaf55dbccb4fc8c1a39c36427f381568642dde0855208244133cae23dbca7a8776c3b67303673413ed6047574e22e349697bfb22fe5f9395bcf86f8a2cb
TLSH
T127B092223D888200A4261B20813886C650760926DAE56E54A8589C2F1822E0E09107AC
MD5 SHA1 SHA512 TLSH

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Minidown.xml

Path C:\Users\Admin\AppData\Local\nikke_Miniloader\Minidown.xml
Size 2KB
SHA256 b3b95f6ff59b236709eb7c6a225e9fbfe8fea49982781c4d2fd7a2917bd03614
MD5 7c26f779b425213db1b69f2d532d3982
SHA1 1ddc571aa0003747a4c35f41e86f2f5219bc5f7c
SHA512 59055f838eaea3368705ef16c58783d27af949028ed0bd4294b7b9e1b01330b8be7141f9e71eddf2a3bb113b1d6fe1a514a230d0d9ae4ee4266ba1b1b243cfc6
TLSH
T1EA514BF5844A3C379CBE26DAACCDE35BA443EDE85531E90E5DC4F883D5EC0924A444B1
MD5 SHA1 SHA512 TLSH

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icon.ico

Path C:\Users\Admin\AppData\Local\nikke_Miniloader\icon.ico
Size 347KB
SHA256 9be42db6b26a51ba372a3f59c5eb4cdc1e1c4c5d1794193038fe779794222782
MD5 b1e04bb219068bf05bc7db427abf57b9
SHA1 7a86f84dc9e58bbd983cafade695ea825e7db4da
SHA512 4c086cbf06ab15e21972c620bb318a0e55e05198957b74d397a68cd298b4434b3721b049cef22c6f2935b8f1e96020e7478d183bb6316f601d9e5770d4badbc8
SSDEEP 6144:j/0SNIGX/jgg47NNdRIp3j0JMSCcD42xEbEP1oVV5tjuarNB8q8SzN9:rNIGvjAPd8YiaD4Xb5gSt8WN9
TLSH
T19074D0D270C350D9E8B78E7A412B48B451932DBD5961E863328DFF2B397B3E1486F429
MD5 SHA1 SHA512 SSDEEP TLSH

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nikke_Miniloader.exe

Path C:\Users\Admin\AppData\Local\nikke_Miniloader\nikke_Miniloader.exe
Size 5.0MB
SHA256 e8e98a8882a1d2a03bef6ee54c7ee49cf6878cbaa8cdee8ba1816418fbdc991c
MD5 d41ec5d6d4d0c2ead4d78d9c41ae8302
SHA1 39ca3deac9eaae006328698acf2e30ab059c08e8
SHA512 1253dd125e751377bfa08a3ae9b6b0b954ec12a7c57bd2fc0b3451b7b03ab035aec71af9e6b5062a7a9a8e820cfeed75bc8f518bc6234765a50149263a2ba37f
SSDEEP 98304:as0pvKobt9A4IBBOz3pr6S3WQsNU99d4DyNJBZinhUt4veG7cUHPd3:aB6Oz5KUrNJBZ0Gt4W+cAP1
TLSH
T1C836BF327A8240B2E5A30270592AFFB9EDBFA9700736C5D342907F5D5D712C2563A36B
MD5 SHA1 SHA512 SSDEEP TLSH

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res.zip

Path C:\Users\Admin\AppData\Local\nikke_Miniloader\res.zip
Size 2.9MB
SHA256 f2ae513cebba47181f2b5ea2901942848662bed888ff304ba2ba9794fb1a96bd
MD5 b9d58115056ddc37beb601c37cf9f545
SHA1 88e857ef3badab955444c14b57451a4ea58f7e83
SHA512 dada6296300f9b30b500d2cdf7d93fd2a6ac7cda08d5087629c3ce282b97866fd0143f4cfb545548823c27ca097149f680d6bfb5a37c192913086a7218a4d92b
SSDEEP 49152:4eZmYrNqpTaJ2xTjYWIZw0P3GmVXr5l5BPDqiEmKZ9tZGngQkDIOEBwfFDqSMsgE:4IC+J2xQW143zVvLbmZKb0IOJqSXv441
TLSH
T172D533C763022894C3A4973BE57B1C63BA3D0496735C512D044E05F8E69AD6F0EB2EAF
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads