7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5

General

Target
jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
Size 20KB
Sample260925-fd47qaag45
SHA256 7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5
MD5 7254d685ad8bbbc966a2fd5ed99b3458
SHA1 7ed684e649a89e0338fca3d06c0bff81852816cc
SHA512 76b404f7ceeb41adb280cd5a98eb19b4559f4319c04cfc23a995eb5665b62800a62b60a12675a0dd6eb9b276f319d4af5e87544206830dbc278b5788641ea902
SSDEEP 384:w95gVwn7g4Q9nP+QC3V/a0cblso31EsrmbZIYlcMEX68JnTm:w95gqn7gznmq0QlsupZX68JT
TLSH
T124929591E2004429E11205F113A6822B9D386BB1B6B3754EE7B36FB314FC5966E7AF4C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

adware discovery persistence spyware

Malware Config

Signatures

Adds Run key to start application 2 TTPs 4 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\Microsoft Internet Acceleration Utility = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe"	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Acceleration Utility = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe"	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Acceleration Utility = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe"	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Internet Acceleration Utility = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe"	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\tlist.log	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
File created	C:\Windows\ie.dat	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
File created	C:\Windows\tlist.dat	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4432	4984	WerFault.exe	84

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	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe

Modifies Internet Explorer settings 1 TTPs 20 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c0a3e315b34cdd01	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000592c972055b30f42897d4dd4c712190b00000000020000000000106600000001000020000000438596fe2fdee5e3c0abde017052c844c75883eb85f3624d089aa6493e01c90f000000000e800000000200002000000086d62790e53513ac3a46ce5b93d1178cf6d49c47f7e080189993cf018fe7423320000000858cf83b09fa7f11863a78b056e1695d7cfdea649ba80b939f3494916726484740000000e2c9e73589046b1de55d8a9c9ac176c0addd5bb98c873fcb9b4c4a0f31c36bdda69ad0113a187b6e4d87ada3b4bbc9c1dd92318956748eea3974cca9700cb83d	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "496474227"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DE5C0216-B89D-11F1-9982-5E640711BF8A} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000592c972055b30f42897d4dd4c712190b000000000200000000001066000000010000200000006c2d5460fb536bab717e522f42eed4dffed1f03a3782d7afa970e72e95638454000000000e80000000020000200000005a0663d53403291be51bfcc496c4a0a1206f0ec04b9f00ea08edcacaae334036200000009807b86c5d33ae5f6b322d2c8bff09f9a14dfbc8db35b0d484897e3619972d5940000000bb2352f7d3ec6f57f69c208b4b63e6e95a521fb53738948aaaea672340621074d54ed817b80c81598c788bf247f796b6741dd78051ee75ec0cb9cac99d70bdfe	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0cfea15b34cdd01	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3884	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3884	IEXPLORE.EXE
3884	IEXPLORE.EXE
2504	IEXPLORE.EXE
2504	IEXPLORE.EXE
2504	IEXPLORE.EXE
2504	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 3884	4984	jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe	99
PID 3884 wrote to memory of 2504	3884	IEXPLORE.EXE	102

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4984
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://amateurdot.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3884
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3884 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2504
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4984 -s 1416
  2⤵
  - Program crash
  PID:4432

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7a7001bdccfe3f9e5edf93b0f9ea72315bb2d18f7bbdfb315bd3e631b2ff72d5.exe
1⤵
- Adds Run key to start application
PID:1320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4984 -ip 4984
1⤵
PID:3584

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ie.dat

Path C:\Windows\ie.dat
Size 10B
SHA256 3e93a28337ecbd7c1fe25d37f35a19908a62be269df8696f936a12a98749b250
MD5 5107da522f1a53a27bf0cfa02a18aeb5
SHA1 34fba353d1d72c8cb00a26d4c66db8bb3fd40652
SHA512 d17525b54b91121b3419fc582edf3286470821a9b9c24ffe59567479efd8fcd75c31aa7240dfe99a140940b7e48a22ce2021f36efc06f7564f7f9927fdaff88c
MD5 SHA1 SHA512

Submit Download

memory/1320-1-0x00000000004A0000-0x00000000004A6000-memory.dmp

Download

memory/4984-0-0x00000000004A0000-0x00000000004A6000-memory.dmp

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memory/4984-22-0x00000000004A0000-0x00000000004A6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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