ba5016e1ec5ef3e3f1339652f625fdb9afa71195ecfaeda07eef3ff0371f1df3

General

Target

1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe
Size

250KB
MD5

1afc94bdb4c7b773d10d8a4decf5437e
SHA1

231adc4f3484b9f3796e8120f46b5e151953578d
SHA256

ba5016e1ec5ef3e3f1339652f625fdb9afa71195ecfaeda07eef3ff0371f1df3
SHA512

0257513ff1f862503b011e8b105b64d189df3e22f2e4fa6fd7b3ad6f949079fc7efa4b92344cc7f84e642dd0c50125d8488ecc142b2ab15fe1aeb30e53e97872
SSDEEP

3072:3owKi9/GZKkBdsOAcko418G1j3ZDThMTEs97Rx2Thh1RbqFdesBFwPvsNhSsUYq7:x+54Wr4vqTChh15q2svwsNtfXs8c

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 22 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425992444"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000002322fad14fdb874f8edc4f7e0cc1913e000000000200000000001066000000010000200000002e5f7dfbd305138c7f84505f7bf0ed633952cd1b5d978b8b978c6daa66a18930000000000e80000000020000200000002f5461346bae0b00863c6f5aedb91c726fb79172dfb6064e6659a19ac6c64d2120000000ea2a86a2855d4822813130ba67f1118157cb53f694e4a135d60aff59cc5e2c314000000059a4b2d27bd92565b0db39aa11d93383e5cb2e1236ad77dd2c33fc15f14ef9104b4c7860dc37d67c048071426409775278b62dc076fd77f81fbd0d724baf966c	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a04c7f89a3cbda01	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A6B4AA6D-3796-11EF-BA70-5A63B3EA338B} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000002322fad14fdb874f8edc4f7e0cc1913e0000000002000000000010660000000100002000000040497d9b761f75af673f8031ce774df9835efe87861e3f5d9263b6ed18a1dba6000000000e80000000020000200000000efa4445f484eca6363b9072be915736f166016d24aa333fff1be4a7b2ec2bb1200000001a6a5949db0d875ab981a33b8eceb056a0d25badd7b59b69a357028ee10feb8340000000f3f5676272f06f67a77fae766b6d57e8a79dffe5e30af4b3b83073796432ebcc3d8793265e1b0fa48f68372e61dcc83ddeecf76016b4a2e61cdf3f54abe9c0ae	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0917a89a3cbda01	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1984	1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe
2512	IEXPLORE.EXE
2512	IEXPLORE.EXE
536	IEXPLORE.EXE
536	IEXPLORE.EXE
536	IEXPLORE.EXE
536	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2512	1984	1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe	81
PID 1984 wrote to memory of 2512	1984	1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe	81
PID 2512 wrote to memory of 536	2512	IEXPLORE.EXE	82
PID 2512 wrote to memory of 536	2512	IEXPLORE.EXE	82
PID 2512 wrote to memory of 536	2512	IEXPLORE.EXE	82

C:\Users\Admin\AppData\Local\Temp\1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1afc94bdb4c7b773d10d8a4decf5437e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.13373.cn/tj.html
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2512 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:536

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1984-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/1984-0-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1984-4-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/1984-5-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

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