a5d97582f00ce0f573d94b1b699c9bd7024aff7f72abc0ecadb56c84f6659f23

General

Target

cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe
Size

191KB
MD5

cde7bc198a51a823398382a3eec26875
SHA1

b756585570e704278d663a1726d97e012f5bb389
SHA256

a5d97582f00ce0f573d94b1b699c9bd7024aff7f72abc0ecadb56c84f6659f23
SHA512

0b75d47116e506f51d8d468bd836e1d4dda47528f7f1634f3ae5a909d32872b709bf6f65fb9176960654350c4f951d6e7abe1f29e4c0a4fae9bd7af29ff3875b
SSDEEP

3072:FdTejYQcRkBtZy/kqtcGxekIQ8bqJLSjDexH0THKLW15Y5dyO5SDLm9qJV8Vd1vX:PWfUkBPyrtBxgQTMK0TKpxS3H8j0b0

Score

7^/10

discovery evasion trojan upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1440-0-0x0000000000400000-0x000000000056B000-memory.dmp	upx
behavioral2/memory/1440-15-0x0000000000400000-0x000000000056B000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 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	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1440	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe
1440	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe
1440	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 1868	1440	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe	94
PID 1440 wrote to memory of 1868	1440	cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe	94

C:\Users\Admin\AppData\Local\Temp\cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cde7bc198a51a823398382a3eec26875_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.bigfishgames.com/download-games/876/masterofdefense/download.html?afcode=af628d3a27a2
  2⤵
  PID:1868

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --field-trial-handle=3748,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=4364 /prefetch:1
1⤵
PID:4836

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --field-trial-handle=3888,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=4864 /prefetch:1
1⤵
PID:1620

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 --field-trial-handle=5436,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=5388 /prefetch:8
1⤵
PID:3776

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=entity_extraction_service.mojom.Extractor --lang=en-US --service-sandbox-type=entity_extraction --onnx-enabled-for-ee --field-trial-handle=5452,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=5588 /prefetch:8
1⤵
PID:1280

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --lang=en-US --service-sandbox-type=collections --field-trial-handle=6124,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=6008 /prefetch:8
1⤵
PID:5032

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --field-trial-handle=6100,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=6152 /prefetch:1
1⤵
PID:1944

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --field-trial-handle=7228,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=7200 /prefetch:8
1⤵
PID:3248

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --field-trial-handle=6160,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=6416 /prefetch:8
1⤵
PID:2592

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 --field-trial-handle=7088,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=6836 /prefetch:8
1⤵
PID:388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\FG.url

Filesize
192B

MD5
b32e479bd009ed83990c9673269a8679

SHA1
c90602796792d73b8e14df593d28c88639957537

SHA256
4da0710275fe2edc624ceae921dfed794450221c88daaac73467fc885cff1a3b

SHA512
d29415020d7ddc493ac36ad2351414523f9804f3031a50c6bfded58d8b9a83f13877ae73571e9dcc50eedd7014230196313dfab8618e587e118ae6ba4d94db12

Download Submit
memory/1440-0-0x0000000000400000-0x000000000056B000-memory.dmp

Filesize
1.4MB

Download
memory/1440-15-0x0000000000400000-0x000000000056B000-memory.dmp

Filesize
1.4MB

Download

Analysis

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