bd596b7c49cb63c8b73a815c4eceb0149ccaee34d124dc9cf5e5c5304dde7a5f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-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
2304	mirc722.exe

Loads dropped DLL 9 IoCs

pid	Process
2908	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe
2304	mirc722.exe
2304	mirc722.exe
2304	mirc722.exe
2304	mirc722.exe
2304	mirc722.exe
2304	mirc722.exe
2304	mirc722.exe
2304	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
behavioral1/files/0x0008000000016d31-1.dat	nsis_installer_1
behavioral1/files/0x0008000000016d31-1.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2304	mirc722.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2304	2908	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	30
PID 2908 wrote to memory of 2304	2908	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	30
PID 2908 wrote to memory of 2304	2908	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	30
PID 2908 wrote to memory of 2304	2908	5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5a2f27e9921618ff08b3130aab85cad3_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2908
- 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
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2304

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\nsyAEB8.tmp\ioSpecial.ini

Filesize
686B

MD5
b8989d6eb26a174bda50f59b2d67beb4

SHA1
73a22b8cbe090e56fcea2efed48267bcb4a48b1f

SHA256
885eef4af700994bcf38b169a0f9455ca1f8189c092244e76d3116043b3e5628

SHA512
e1d72b1e95f1c7b8fbbcc75ac4c37b11dc843709ea902d8af47e3feef3aab1f572014c135dba22c492c207501e5356ebf8f94bcb03e4cee284cdb62f7499b369

Download Submit
\Users\Admin\AppData\Local\Temp\mirc722.exe

Filesize
1.8MB

MD5
0053b57a967282e0be0aaace0ec9808f

SHA1
9b3b0831199027b686eebe0d4f3411fd4db959d2

SHA256
c69a992ebd2b2d11ed62aef426de16bb18d1de5293e36320215de3b9f4a6c062

SHA512
7d74642cffd586f0c550382836cbb780aeae9b246379589c40297a7819a7f1ebd38e30b35179df662974a93790041042f73c2f21db405fa06df700465d49fd55

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\AccessControl.dll

Filesize
10KB

MD5
055f4f9260e07fc83f71877cbb7f4fad

SHA1
a245131af1a182de99bd74af9ff1fab17977a72f

SHA256
4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

SHA512
a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\InstallOptions.dll

Filesize
14KB

MD5
325b008aec81e5aaa57096f05d4212b5

SHA1
27a2d89747a20305b6518438eff5b9f57f7df5c3

SHA256
c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

SHA512
18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\UAC.dll

Filesize
17KB

MD5
88ad3fd90fc52ac3ee0441a38400a384

SHA1
08bc9e1f5951b54126b5c3c769e3eaed42f3d10b

SHA256
e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42

SHA512
359496f571e6fa2ec4c5ab5bd1d35d1330586f624228713ae55c65a69e07d8623022ef54337c22c3aab558a9b74d9977c8436f5fea4194899d9ef3ffd74e7dbb

Download Submit
\Users\Admin\AppData\Local\Temp\nsyAEB8.tmp\mIRC.dll

Filesize
23KB

MD5
37951d5d14c5b7d41899bfe3bcf965b8

SHA1
3f429c58188753ce59ef159785c468790955a821

SHA256
41e306c9396301950b4ed6e961736f70514fa57c9d872da11416e09fd0af50ee

SHA512
ba714c83eb2b89e353344b45949090e367b53ab04251ed316c43af60340e3f0d47323b15f4f9929c48910ac18e78178fb4f4dfa1f366ffbcdb6186eb3df15027

Download Submit