40ccb900ce89e8dc40917598eac012f407fa0effc3c3f3fca48de0c9b56bb49c

General

Target

f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
Size

1.6MB
MD5

f86b6f2dce3ed093cec7c2e83f6b9bfa
SHA1

70ee9eae9c5a3b10de42a44bfef27161662f7bd8
SHA256

40ccb900ce89e8dc40917598eac012f407fa0effc3c3f3fca48de0c9b56bb49c
SHA512

64e17dcf304cadc4b702c5fe03637dba79d42e102d81f6288e1d5d5d568d5077b5478a30955c555c086ce76106dee27a04d513e7d71f131ecd96bcd09249968e
SSDEEP

49152:y/fwUdLfGiPTStHxNtKgEAhK1kfqtOZ2TwwrZ:ywUdCi7KHs19tcM

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2548	cookieman.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Internet Explorer\Main	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
1744	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28
PID 2072 wrote to memory of 1744	2072	f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Users\Admin\AppData\Local\Temp\f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f86b6f2dce3ed093cec7c2e83f6b9bfa_JaffaCakes118.exe" /wrapper /dir="C:\Users\Admin\AppData\Local\Temp\pkg_11d22d10"
  2⤵
  - Checks whether UAC is enabled
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1744
- - C:\Users\Admin\AppData\LocalLow\cookieman.exe
    "C:\Users\Admin\AppData\LocalLow\cookieman.exe" /mode=read installiq.com
    3⤵
    - Executes dropped EXE
    PID:2548

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\cookie.ini

Filesize
34B

MD5
3f4519b56cb1e006dfe4341e72112913

SHA1
0ff5675d359c898b6a6bdc1dff10f71097bc9927

SHA256
125adf4924899f2026436c0919853bb78b718c7cb6f2187148b01938b79388a2

SHA512
78c0961f0828f32032c643f0e6ab59d1ca8b96bb891a74b0b255e1a1a63a0c581f486e9e16b070399e6365d1fb53464eb2b723932480b41a2df5e9f1eb89ab40

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C:\Users\Admin\AppData\LocalLow\cookieman.exe

Filesize
45KB

MD5
1955f02140bc0b5b3d2cc3e8a75c79d9

SHA1
63acbf7cfa395f19f2f4d15053886f2107f83d20

SHA256
314fdbdd91df43b2c9c6e94eaecad160e400c730c57e879d93dc0cc905cb2d90

SHA512
c2c32b0d2a3a4e46a26396c9cf3b4a2ba6de753a1bb5d1535a2b00f6eeba751dc4b8ec9568e23b28b8ac01b91ae3922844f7c44f875f90a9263962e1c988a3b9

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C:\Users\Admin\AppData\Local\Temp\pkg_11d22d10\autorun.txt

Filesize
84B

MD5
55d5ff104ae9f3ca11ac04db1c39f1d6

SHA1
366ea506ee0b9ad96a838595927ccaac65970fb4

SHA256
1093246de9c7121ebc85152eaf3e57c564fa995064a974bca25ad8a4d9bc972d

SHA512
2ca8158d3d94779193be08b26a5a3c514cd816f4050bf0444fe8d75a59e941f54bb436a97be22249fb3364a1eee6a442907c4646afd79c8adbcd36da29ffd3bb

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C:\Users\Admin\AppData\Local\Temp\pkg_11d22d10\wrapper.xml

Filesize
798B

MD5
1d45a29e3511b982a1f91b33c70e964f

SHA1
176a47b489be3f27dc354a2b9dd0b580bb2f3904

SHA256
0a69c29fe16727b18425df8ded1cfe9d07a380b9f23f1beb32f60fefc000b3dc

SHA512
c574719f56a9cc0a3c393001f0774a5826afa5972906d9d9d214a183724a9f7226483a7181a0030e0f801b481a19957761efc170a10850aec786623eb939eb69

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Analysis

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