fabookie | f3635ffdfa0773be8da45f4bbcc25a2b962f92f62ee03de853d9feac0c3dc277

Analysis

max time kernel
149s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2024, 16:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
Size 4.1MB
Sample240504-tyzpmabb8t
SHA256 f3635ffdfa0773be8da45f4bbcc25a2b962f92f62ee03de853d9feac0c3dc277
MD5 138dd6f0c549b0e7facab17d5da7833a
SHA1 0874bbfb1316308533e6b243766480d3fa7af9d4
SHA512 160889bfb723fb94c35e86ea159383f4e4e4e09c8f373bc887eee3d38f48007d86888c9d0ce29a0a0f84cd20e30784591888acff450884c60f4ec71db741f49c
SSDEEP 98304:sOgxAmHCpxpfKYBHKOJx2nn5NkO3vfPw/fm1hf+t:NmHYxFBqI2nn5NkO3uuhf
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

fabookie persistence spyware stealer upx vmprotect

Malware Config

Signatures

Detect Fabookie payload 1 IoCs

resource	yara_rule
behavioral2/memory/724-0-0x0000000000610000-0x0000000000CC6000-memory.dmp	family_fabookie

Fabookie
Fabookie is facebook account info stealer.
spyware stealer fabookie

Nirsoft 3 IoCs

resource	yara_rule
behavioral2/memory/4000-11-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4692-17-0x0000000000400000-0x0000000000422000-memory.dmp	Nirsoft
behavioral2/memory/4692-23-0x0000000000400000-0x0000000000422000-memory.dmp	Nirsoft

Executes dropped EXE 2 IoCs

pid	Process
4000	jfiag_gg.exe
4692	jfiag_gg.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023b84-6.dat	upx
behavioral2/memory/4000-8-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral2/memory/4000-11-0x0000000000400000-0x000000000045B000-memory.dmp	upx
behavioral2/files/0x000b000000023b84-16.dat	upx
behavioral2/memory/4692-17-0x0000000000400000-0x0000000000422000-memory.dmp	upx
behavioral2/memory/4692-23-0x0000000000400000-0x0000000000422000-memory.dmp	upx

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/724-0-0x0000000000610000-0x0000000000CC6000-memory.dmp	vmprotect

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

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.

flow	ioc
2	ip-api.com

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4692	jfiag_gg.exe
4692	jfiag_gg.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 724 wrote to memory of 4000	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	85
PID 724 wrote to memory of 4000	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	85
PID 724 wrote to memory of 4000	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	85
PID 724 wrote to memory of 4692	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	92
PID 724 wrote to memory of 4692	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	92
PID 724 wrote to memory of 4692	724	138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\138dd6f0c549b0e7facab17d5da7833a_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:724
- 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:4000
- 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
  - Suspicious behavior: EnumeratesProcesses
  PID:4692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

fjgha23_fa.txt

Path C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
Size 31B
SHA256 fe9e28ff0b652e22a124b0a05382bc1ac48cbd9c7c76ca647b0c9f8542888f66
MD5 b7161c0845a64ff6d7345b67ff97f3b0
SHA1 d223f855da541fe8e4c1d5c50cb26da0a1deb5fc
SHA512 98d8971ff20ba256cf886a9db416ac9366d2c6ad4ff51a65bd7e539974dc93f4c897f92d8c9c0319c69b27eacf05cd350a0302828e63190b03457a0eda57f680
MD5 SHA1 SHA512

Submit Download

fjgha23_fa.txt

Path C:\Users\Admin\AppData\Local\Temp\fjgha23_fa.txt
Size 1KB
SHA256 407a16961c12ba1975641e4df6a4bab3ac26ca6ee3969fcd258ef2d77145f041
MD5 cd43491b254d4799dac6aa06dca23740
SHA1 af1bd391ab6a7dad5a84d2de58219e121f26e2b4
SHA512 948dac8fa72e303a145b69870a7483bfb7e70462483e21f5c548f2404354164da2c71fe8d05a2314d9ec2f28970e37a9aec362d8436c45fe79b48824a0181107
MD5 SHA1 SHA512

Submit Download

jfiag_gg.exe

Path C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
Size 61KB
SHA256 8b581869bf8944a8e0aa169adea2a4afe47434123da477132880aff6a5032181
MD5 a6279ec92ff948760ce53bba817d6a77
SHA1 5345505e12f9e4c6d569a226d50e71b5a572dce2
SHA512 213cb374f1273c899e0c88a20c0101a7c28024ce5046a2e0d7898bd182d918288bb80367fea4454c437c057ff9ed4fffd42be48a13ca73653021a6d63e1cfa9c
SSDEEP 1536:kFqVH99TlY1Gsae6hiQ0OghNUenX7snouy8/JVz5:79TlY1Gsae6hKhNUaX7sout/JJ5
MD5 SHA1 SHA512 SSDEEP

Submit Download

jfiag_gg.exe

Path C:\Users\Admin\AppData\Local\Temp\jfiag_gg.exe
Size 184KB
SHA256 a45317c374d54e322153afd73f0e90f1486638d77b7fd85746d091071bbecd59
MD5 7fee8223d6e4f82d6cd115a28f0b6d58
SHA1 1b89c25f25253df23426bd9ff6c9208f1202f58b
SHA512 3ed900b83dd178637c2fd4e8444a899f17f12c4ec92a6f4de4fe544fe8d41b521c69b8f348343cb397d0e160f23e27429042d758b5fa5acac0bab5c3584bace4
SSDEEP 3072:Wqpy/Qpjny+xdr+xG1IJQqv5Os/8+lD0y40rIyTZGnq7gUT+uX2uR:M/Ejn0ai5j/8+lDtTZGnql6n
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/724-0-0x0000000000610000-0x0000000000CC6000-memory.dmp

Download

memory/4000-8-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/4000-11-0x0000000000400000-0x000000000045B000-memory.dmp

Download

memory/4692-17-0x0000000000400000-0x0000000000422000-memory.dmp

Download

memory/4692-23-0x0000000000400000-0x0000000000422000-memory.dmp

Download