e43856c27c85cccc9782c43f8b2651553a68a92672fac1bb5350b6a313f65825

General

Target

0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe
Size

230KB
MD5

0f5de433baa92cfde90fb6b39d4af98d
SHA1

4192222d8c751e938bce18a366202f5effbba0e5
SHA256

e43856c27c85cccc9782c43f8b2651553a68a92672fac1bb5350b6a313f65825
SHA512

9809537e743989c7bba790a91139f356d2dc345814613346f7d37c9fcfa3eae6310bdbaae84d6f109dd6eb8b3cf746b07f1bb43fac95742eb6a6ac75905caf67
SSDEEP

3072:6pvmvakjLm7PR5Q3k3vHjNr0eOGjIUi/cDhn0y24ywvDDjbngcQVS+1aA6:6pWjkP/ZHjN9Njv7jbnZWS+

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2384	Dwomoa.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/636-0-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral2/memory/636-1-0x0000000000400000-0x000000000043B000-memory.dmp	upx
behavioral2/files/0x000700000002327e-13.dat	upx

Drops file in Windows directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe
File created	C:\Windows\Dwomoa.exe	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe
File opened for modification	C:\Windows\Dwomoa.exe	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Dwomoa.exe
File opened for modification	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	Dwomoa.exe
File created	C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	Dwomoa.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe
2384	Dwomoa.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 636 wrote to memory of 2384	636	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe	95
PID 636 wrote to memory of 2384	636	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe	95
PID 636 wrote to memory of 2384	636	0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0f5de433baa92cfde90fb6b39d4af98d_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:636
- C:\Windows\Dwomoa.exe
  C:\Windows\Dwomoa.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  PID:2384

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3748 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:1828

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

C:\Windows\Dwomoa.exe

Filesize
230KB

MD5
0f5de433baa92cfde90fb6b39d4af98d

SHA1
4192222d8c751e938bce18a366202f5effbba0e5

SHA256
e43856c27c85cccc9782c43f8b2651553a68a92672fac1bb5350b6a313f65825

SHA512
9809537e743989c7bba790a91139f356d2dc345814613346f7d37c9fcfa3eae6310bdbaae84d6f109dd6eb8b3cf746b07f1bb43fac95742eb6a6ac75905caf67

Download Submit
C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

Filesize
390B

MD5
414b12619529e0b05130190229018bd9

SHA1
2845f1e2461ae0e1a310189ada3b5180112fbd4a

SHA256
3a867194ce7f4b5906bc8850b3fc68819986179013bcb8cafc3247afebe78578

SHA512
8f8174b4326242252e41816a4b2ece441e6b7c5534a07f1a7ae23d43d862acbbea87309704fa09747fd30a5657799ee0d52c1f245e637d3c6453d8ff03b42440

Download Submit
memory/636-4-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-19-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-0-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-5-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-6-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-7-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-9-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-2-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/636-24616-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-3-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/636-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-15-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-16-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-132927-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-132849-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-132809-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/2384-132156-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download

Analysis

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