njrat | 0cd93e398dc5e658be50cff833f362dcb0afea7c91d82ac7e9cce71adfe66b55

General

Target

f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe
Size

23KB
MD5

f16d27ee01a658249d7ef7785c809d29
SHA1

656746a12642fb533b78c43128874d155fc6849b
SHA256

0cd93e398dc5e658be50cff833f362dcb0afea7c91d82ac7e9cce71adfe66b55
SHA512

6e5ae3feadd19f2c8a58c485de2d9d2dc8c9539831d51ae2337310a56dd121deed1e835afb9698ba7c8922a56ce04e74cffa4e9cd9d4943db809a3477ee3f17f
SSDEEP

384:t0Xn2650N38Zj+bxJeiZcsdfw6BgnewhreyRtmRvR6JZlbw8hqIusZzZXKM:+jmMy1ZXRpcnuO

Score

10^/10

njrat discovery trojan

Malware Config

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Checks computer location settings 2 TTPs 1 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9b57a8e4ade1ac12ca816d239ef62b68.exe	chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9b57a8e4ade1ac12ca816d239ef62b68.exe	chrome.exe

Executes dropped EXE 1 IoCs

pid	Process
2800	chrome.exe

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

System Information Discovery
T1082

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	f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe
Token: 33	2800	chrome.exe
Token: SeIncBasePriorityPrivilege	2800	chrome.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 2800	3308	f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe	95
PID 3308 wrote to memory of 2800	3308	f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe	95
PID 3308 wrote to memory of 2800	3308	f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f16d27ee01a658249d7ef7785c809d29_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3308
- C:\Users\Admin\AppData\Local\Temp\chrome.exe
  "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2800

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4092,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=3808 /prefetch:8
1⤵
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\chrome.exe

Filesize
23KB

MD5
f16d27ee01a658249d7ef7785c809d29

SHA1
656746a12642fb533b78c43128874d155fc6849b

SHA256
0cd93e398dc5e658be50cff833f362dcb0afea7c91d82ac7e9cce71adfe66b55

SHA512
6e5ae3feadd19f2c8a58c485de2d9d2dc8c9539831d51ae2337310a56dd121deed1e835afb9698ba7c8922a56ce04e74cffa4e9cd9d4943db809a3477ee3f17f

Download Submit
memory/2800-13-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-14-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-16-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/2800-17-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3308-0-0x0000000074B22000-0x0000000074B23000-memory.dmp

Filesize
4KB

Download
memory/3308-1-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3308-2-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download
memory/3308-12-0x0000000074B20000-0x00000000750D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

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