fabookie | f3635ffdfa0773be8da45f4bbcc25a2b962f92f62ee03de853d9feac0c3dc277

Analysis

max time kernel
150s
max time network
148s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
04-05-2024 16:28

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General

Target

138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
Size

4.1MB
MD5

138dd6f0c549b0e7facab17d5da7833a
SHA1

0874bbfb1316308533e6b243766480d3fa7af9d4
SHA256

f3635ffdfa0773be8da45f4bbcc25a2b962f92f62ee03de853d9feac0c3dc277
SHA512

160889bfb723fb94c35e86ea159383f4e4e4e09c8f373bc887eee3d38f48007d86888c9d0ce29a0a0f84cd20e30784591888acff450884c60f4ec71db741f49c
SSDEEP

98304:sOgxAmHCpxpfKYBHKOJx2nn5NkO3vfPw/fm1hf+t:NmHYxFBqI2nn5NkO3uuhf

Score

10^/10

fabookie persistence spyware stealer upx vmprotect

Malware Config

Signatures

Detect Fabookie payload 1 IoCs

Processes:

resource yara_rule

behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp family_fabookie
Fabookie
Fabookie is facebook account info stealer.
spyware stealer fabookie
Nirsoft 2 IoCs

Processes:

resource yara_rule

behavioral1/memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft
behavioral1/memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp Nirsoft
Executes dropped EXE 2 IoCs

Processes:

jfiag_gg.exejfiag_gg.exe

pid process

2584 jfiag_gg.exe
2556 jfiag_gg.exe

resource	yara_rule
behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp	family_fabookie

resource	yara_rule
behavioral1/memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral1/memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp	Nirsoft

pid	process
2584	jfiag_gg.exe
2556	jfiag_gg.exe

Loads dropped DLL 4 IoCs

Processes:

138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe

pid	process
2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe	upx
behavioral1/memory/2584-14-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral1/memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp	upx
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe	upx
behavioral1/memory/2556-67-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral1/memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp	upx

VMProtect packed file 1 IoCs
Detects executables packed with VMProtect commercial packer.
vmprotect

Processes:

resource yara_rule

behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp vmprotect

resource	yara_rule
behavioral1/memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp	vmprotect

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\kissq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\kissq.exe"	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 ip-api.com

flow	ioc
4	ip-api.com

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe

description	pid	process	target process
PID 2616 wrote to memory of 2584	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2584	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2584	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2584	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2556	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2556	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2556	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe
PID 2616 wrote to memory of 2556	2616	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	jfiag_gg.exe

C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2616

C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
2⤵
- Executes dropped EXE
PID:2584

C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe /scookiestxt C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
2⤵
- Executes dropped EXE
PID:2556

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2A04.tmp
Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
Filesize
31B

MD5
b7161c0845a64ff6d7345b67ff97f3b0

SHA1
d223f855da541fe8e4c1d5c50cb26da0a1deb5fc

SHA256
fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66

SHA512
98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680

Download Submit
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
Filesize
184KB

MD5
7fee8223d6e4f82d6cd115a28f0b6d58

SHA1
1b89c25f25253df23426bd9ff6c9208f1202f58b

SHA256
a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59

SHA512
3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4

Download Submit
\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
Filesize
61KB

MD5
a6279ec92ff948760ce53bba817d6a77

SHA1
5345505e12f9e4c6d569a226d50e71b5a572dce2

SHA256
8b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181

SHA512
213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c

Download Submit
memory/2556-67-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2556-69-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2584-17-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2584-14-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2616-13-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2616-11-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2616-66-0x00000000001F0000-0x0000000000212000-memory.dmp

Filesize
136KB

Download
memory/2616-65-0x00000000001F0000-0x0000000000212000-memory.dmp

Filesize
136KB

Download
memory/2616-0-0x0000000000370000-0x0000000000A26000-memory.dmp

Filesize
6.7MB

Download
memory/2616-71-0x0000000000260000-0x00000000002BB000-memory.dmp

Filesize
364KB

Download
memory/2616-72-0x00000000001F0000-0x0000000000212000-memory.dmp

Filesize
136KB

Download
memory/2616-73-0x00000000001F0000-0x0000000000212000-memory.dmp

Filesize
136KB

Download