fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485

Analysis

max time kernel
43s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 06:48 UTC

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General

Target

fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485.exe
Size

695KB
MD5

10452573b666825c8d94053c58fa0630
SHA1

21cde5779fa884171d65ad3c2c9df31d8bda9f59
SHA256

fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485
SHA512

73392df60bef168a948850154d3b0cb638992d0ec6f6d259275eaf77eb4065d951e91ace29e2317c34324d3b7c28cb94e1e5018b958c3cdaa0e4755892735226
SSDEEP

12288:51i/ljo6d94Z2NC+H07HQP4pgIHy0/GqBcL4DGsxv3FAG06CaN57JoMbXf+5AYIR:51i9Igs57HQPzIXGqy0K2t5CaV5bXWaR

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1168	jjruejn.exe

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\jjruejn.exe	fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485.exe
File created	C:\PROGRA~3\Mozilla\segfnra.dll	jjruejn.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 1168	948	taskeng.exe	28
PID 948 wrote to memory of 1168	948	taskeng.exe	28
PID 948 wrote to memory of 1168	948	taskeng.exe	28
PID 948 wrote to memory of 1168	948	taskeng.exe	28

C:\Users\Admin\AppData\Local\Temp\fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485.exe
"C:\Users\Admin\AppData\Local\Temp\fa6e20dd860443b2384243a82cd1414bfcdaf0f944cf17c9e228880c31877485.exe"
1⤵
- Drops file in Program Files directory
PID:1228

C:\Windows\system32\taskeng.exe
taskeng.exe {F3F73823-D8A6-4239-B7D7-78C7A9CC7FC5} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:948
- C:\PROGRA~3\Mozilla\jjruejn.exe
  C:\PROGRA~3\Mozilla\jjruejn.exe -npivonl
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:1168

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\PROGRA~3\Mozilla\jjruejn.exe

Filesize
695KB

MD5
e1c20dc6a2a8bdf4bb80fa3e0b9aaa3e

SHA1
5f5f6e618a7d6f5c88f1eb2d11cd0a88856a5dcb

SHA256
9a5b1fa92d94883ef0a5651722b2cd5d0a7c409c95da1d802bf7ba9862ae35fe

SHA512
057b6f5c5facecee308e76460732c979d0677c10083f2597573d654dcb51e2126bd9c3c557b272c37c5fa159567a9ea1956f187e9309eadd0af3ae568467dc5f

Download Submit
C:\PROGRA~3\Mozilla\jjruejn.exe

Filesize
695KB

MD5
e1c20dc6a2a8bdf4bb80fa3e0b9aaa3e

SHA1
5f5f6e618a7d6f5c88f1eb2d11cd0a88856a5dcb

SHA256
9a5b1fa92d94883ef0a5651722b2cd5d0a7c409c95da1d802bf7ba9862ae35fe

SHA512
057b6f5c5facecee308e76460732c979d0677c10083f2597573d654dcb51e2126bd9c3c557b272c37c5fa159567a9ea1956f187e9309eadd0af3ae568467dc5f

Download Submit
memory/1228-54-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1228-55-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download
memory/1228-56-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download