163960cec180e05f113d7cdca1acdcfb99e98c28aebccf375fdae15801b9c61b

General

Target

a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe
Size

40KB
MD5

a21c2c491c29501990ad54eea3488bbb
SHA1

dfe208e1864d4486d7cc25967a761283f42319ec
SHA256

163960cec180e05f113d7cdca1acdcfb99e98c28aebccf375fdae15801b9c61b
SHA512

06154ac412d04010dd5b3f35442b76660eb77e8e6c4a32ec2e8d72f764a67a132b8a5a7b1402457525d8f38f96e9c9acc0e368eb650491e8ba0611052a15bdfe
SSDEEP

192:eAYgqgMchCCY7fSXLxnHjao/tubYe1kNVVahRAZqQ/1i8ACtvB2nDu4EqsW3wN:e8qUlZV/4bYgZAgcqe2nDu4EqsW3wN

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 22 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003f945ed72d44d3489ac9a36be9e2e8b100000000020000000000106600000001000020000000285839dd7d931374202c4625e766effbda334e45116e4e4cb12759b50fd11c89000000000e800000000200002000000047c8e886e5b5dce82d3ffea952d81f6f9ca1b65d1b6dc26ff9e7138e17019dd520000000abd29aae4410014e660e226656fa46a985725aedc24c51b59ee1701e8eb4ae4540000000d88a4b11235a695cdedd291fa6c182bf2fc206bf5bef7325edbdeea802756dc60e4c67f2519df0aa91a8b9e0552b4e364224f8229e1b530b8257c83e331ada5e	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003f945ed72d44d3489ac9a36be9e2e8b100000000020000000000106600000001000020000000d8a6a2bdc2ffe47bc923985f75fb565254246902504377be0be34c0181bcf3c5000000000e8000000002000020000000960f72675cee346aa247ef69b6ffed1f6aed400c70d5f13ac5f812ceca169b5f2000000069e46bc8a091e61f12346d4f4e09ba3e57b32e4c6a41dc9910f6586405c20e7140000000864849d990012b1bf9d8a88bdd7c749341394989e84fbe0400ef1db536663671f62044bc1b6206cddbe414ef5b5ec54d6f182f5c4de4ad61df53bac000f8b61a	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430050763"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B053A02A-5C7F-11EF-9A03-762C928CCA03} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0a19f858cf0da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e07598858cf0da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4408	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2756	a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe
4408	iexplore.exe
4408	iexplore.exe
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 4408	2756	a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe	86
PID 2756 wrote to memory of 4408	2756	a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe	86
PID 4408 wrote to memory of 2012	4408	iexplore.exe	88
PID 4408 wrote to memory of 2012	4408	iexplore.exe	88
PID 4408 wrote to memory of 2012	4408	iexplore.exe	88

C:\Users\Admin\AppData\Local\Temp\a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a21c2c491c29501990ad54eea3488bbb_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.ciucastelldefels.cat/images/carpas/asd/mac.php
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4408
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4408 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2012

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\0x76

Filesize
324B

MD5
3cc64023ea39999a132a2c997a292e0b

SHA1
0511dc8210298590d00be60493e4d428a6a8e5db

SHA256
1b022b8bd892e2744fbcb64fe8bb5f5919cb7f8110e08d3bc37869eaa567c9f7

SHA512
278be01f64efd4e125df9fd93ae58daf365641109e8a64a104f1aa124037d89a496b7840e5ea57817ec3793f031013e0f20384f9314db7c4713e2899a999cec9

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Analysis

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