emotet | 8b8416fae1cc885453fca2fc5c75576c1a847f0e777845f531ef9e5a7c990e2f

Analysis

max time kernel
139s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 06:30

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General

Target

191efde5fff866d11803668bece19481_JaffaCakes118.exe
Size

136KB
MD5

191efde5fff866d11803668bece19481
SHA1

39550c87cfb8a6ebda74bf1af1e7aba1171e1e03
SHA256

8b8416fae1cc885453fca2fc5c75576c1a847f0e777845f531ef9e5a7c990e2f
SHA512

a88aa1137d2be585e05274a9162c5ba0ffb4b8e88f95bbeb2393a6c5abdc350283270562954a5757b145641e6398bbf6150ec78422504ed99bd0bbb7799bbb54
SSDEEP

3072:csTW661letEoocz4plCCCfqBz+Co5wJSg:csTa6EooXCCCfqBz+Cu

Score

10^/10

emotet banker trojan

Malware Config

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Drops file in System32 directory 1 IoCs

Processes:

typbulk.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat typbulk.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	typbulk.exe

Modifies data under HKEY_USERS 21 IoCs

Processes:

typbulk.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	typbulk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1e-bf-8a-07-66	typbulk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	typbulk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	typbulk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	typbulk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}\WpadDecision = "0"	typbulk.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}\WpadNetworkName = "Network 3"	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}\ee-1e-bf-8a-07-66	typbulk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1e-bf-8a-07-66\WpadDecisionTime = 20177cbe24c9da01	typbulk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	typbulk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}	typbulk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}\WpadDecisionReason = "1"	typbulk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4305C44B-8317-442B-AF0B-5F45EE59394D}\WpadDecisionTime = 20177cbe24c9da01	typbulk.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	typbulk.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f001e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	typbulk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1e-bf-8a-07-66\WpadDecisionReason = "1"	typbulk.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-1e-bf-8a-07-66\WpadDecision = "0"	typbulk.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

typbulk.exe

pid process

3044 typbulk.exe
3044 typbulk.exe
3044 typbulk.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

191efde5fff866d11803668bece19481_JaffaCakes118.exe

pid process

1828 191efde5fff866d11803668bece19481_JaffaCakes118.exe
Suspicious use of UnmapMainImage 4 IoCs

Processes:

191efde5fff866d11803668bece19481_JaffaCakes118.exe191efde5fff866d11803668bece19481_JaffaCakes118.exetypbulk.exetypbulk.exe

pid process

1276 191efde5fff866d11803668bece19481_JaffaCakes118.exe
1828 191efde5fff866d11803668bece19481_JaffaCakes118.exe
1152 typbulk.exe
3044 typbulk.exe

pid	process
3044	typbulk.exe
3044	typbulk.exe
3044	typbulk.exe

pid	process
1828	191efde5fff866d11803668bece19481_JaffaCakes118.exe

pid	process
1276	191efde5fff866d11803668bece19481_JaffaCakes118.exe
1828	191efde5fff866d11803668bece19481_JaffaCakes118.exe
1152	typbulk.exe
3044	typbulk.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

191efde5fff866d11803668bece19481_JaffaCakes118.exetypbulk.exe

description	pid	process	target process
PID 1276 wrote to memory of 1828	1276	191efde5fff866d11803668bece19481_JaffaCakes118.exe	191efde5fff866d11803668bece19481_JaffaCakes118.exe
PID 1276 wrote to memory of 1828	1276	191efde5fff866d11803668bece19481_JaffaCakes118.exe	191efde5fff866d11803668bece19481_JaffaCakes118.exe
PID 1276 wrote to memory of 1828	1276	191efde5fff866d11803668bece19481_JaffaCakes118.exe	191efde5fff866d11803668bece19481_JaffaCakes118.exe
PID 1276 wrote to memory of 1828	1276	191efde5fff866d11803668bece19481_JaffaCakes118.exe	191efde5fff866d11803668bece19481_JaffaCakes118.exe
PID 1152 wrote to memory of 3044	1152	typbulk.exe	typbulk.exe
PID 1152 wrote to memory of 3044	1152	typbulk.exe	typbulk.exe
PID 1152 wrote to memory of 3044	1152	typbulk.exe	typbulk.exe
PID 1152 wrote to memory of 3044	1152	typbulk.exe	typbulk.exe

C:\Users\Admin\AppData\Local\Temp\191efde5fff866d11803668bece19481_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\191efde5fff866d11803668bece19481_JaffaCakes118.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\191efde5fff866d11803668bece19481_JaffaCakes118.exe
--46b75e7
2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1828

C:\Windows\SysWOW64\typbulk.exe
"C:\Windows\SysWOW64\typbulk.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1152

C:\Windows\SysWOW64\typbulk.exe
--d32aa573
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:3044

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1152-5-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1276-0-0x0000000000220000-0x0000000000231000-memory.dmp

Filesize
68KB

Download
memory/1276-3-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1276-2-0x0000000000220000-0x0000000000231000-memory.dmp

Filesize
68KB

Download
memory/1828-4-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1828-8-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3044-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3044-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3044-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3044-12-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download