bd596b7c49cb63c8b73a815c4eceb0149ccaee34d124dc9cf5e5c5304dde7a5f

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19-07-2024 02:53

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General

Target

5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe
Size

1.8MB
MD5

5a2f27e9921618ff08b3130aab85cad3
SHA1

91ff708778cef1dcf0bc5ed7fc25f96481e9564e
SHA256

bd596b7c49cb63c8b73a815c4eceb0149ccaee34d124dc9cf5e5c5304dde7a5f
SHA512

817de560909e625490637b120b4da486c655a059b94298336bf59b4a935f5c1e211e6e37d7064b2f2c29a1326f3d5ba2eca41f947eba6c6f7d78a7dc81098588
SSDEEP

49152:J9ylGZAIvZerccP70i1qfLe0U2D7XaA3YNKol7PAdM:JwlGaIKccP7ce0lLaA3YN7IG

Score

7^/10

evasion trojan

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1848	mirc722.exe

Loads dropped DLL 12 IoCs

pid	Process
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe
1848	mirc722.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	mirc722.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x00070000000234b2-3.dat	nsis_installer_1
behavioral2/files/0x00070000000234b2-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4200 wrote to memory of 1848	4200	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	84
PID 4200 wrote to memory of 1848	4200	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	84
PID 4200 wrote to memory of 1848	4200	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4200
- C:\Users\Admin\AppData\Local\Temp\mirc722.exe
  "C:\Users\Admin\AppData\Local\Temp\mirc722.exe" /D=
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks whether UAC is enabled
  PID:1848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mirc722.exe

Filesize
1.8MB

MD5
0053b57a967282e0be0aaace0ec9808f

SHA1
9b3b0831199027b686eebe0d4f3411fd4db959d2

SHA256
c69a992ebd2b2d11ed62aef426de16bb18d1de5293e36320215de3b9f4a6c062

SHA512
7d74642cffd586f0c550382836cbb780aeae9b246379589c40297a7819a7f1ebd38e30b35179df662974a93790041042f73c2f21db405fa06df700465d49fd55

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\AccessControl.dll

Filesize
10KB

MD5
055f4f9260e07fc83f71877cbb7f4fad

SHA1
a245131af1a182de99bd74af9ff1fab17977a72f

SHA256
4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

SHA512
a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\UAC.dll

Filesize
17KB

MD5
88ad3fd90fc52ac3ee0441a38400a384

SHA1
08bc9e1f5951b54126b5c3c769e3eaed42f3d10b

SHA256
e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42

SHA512
359496f571e6fa2ec4c5ab5bd1d35d1330586f624228713ae55c65a69e07d8623022ef54337c22c3aab558a9b74d9977c8436f5fea4194899d9ef3ffd74e7dbb

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\ioSpecial.ini

Filesize
686B

MD5
0255d1662da1db208cce25ee4a47c917

SHA1
d9a3b15245e0dcdd79befe9028e9dfc2c8456ebd

SHA256
b2d1b7f2a8ebab326a13c26349f1c0b8e681f7e878c6023efc9fb0257ac6192a

SHA512
a929f6a2a975e5cb76fac01bbe022bb60398bb6809e233d7633a88599a055c7a706d4adabdc6a42c439e08f4bf8ca4446e1d4beba70ad225ab8caa6dd607d342

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsdB3E1.tmp\mIRC.dll

Filesize
23KB

MD5
37951d5d14c5b7d41899bfe3bcf965b8

SHA1
3f429c58188753ce59ef159785c468790955a821

SHA256
41e306c9396301950b4ed6e961736f70514fa57c9d872da11416e09fd0af50ee

SHA512
ba714c83eb2b89e353344b45949090e367b53ab04251ed316c43af60340e3f0d47323b15f4f9929c48910ac18e78178fb4f4dfa1f366ffbcdb6186eb3df15027

Download Submit